TEDAparts5

	YACHENG TEDA DRILLING AND PRODUCTION EQUIPMENT CO., LTD
	YACHENG TEDA Casing Power Tong KHT7625, KHT9625, KHT13625, KHT14000 KT7625, KT9625, KT13625, KT14000, KT20000, KT22000, KT24500, KT31000
	MODEL KD20/50 CASING TONGS parts list
	7.1.KD20/50 assembly
Item	Description	P/N	Drawing No.
1	Spring lifter assembly	KD20/50-01	TQ508/70Y.13
2	Chain sling hanger assembly	KD20/50-02	TQ508/70Y.11
3	Tension load cell assembly	KD20/50-03	TQ508/70Y.14
4	Control valve bank assembly	KD20/50-04	KD20/50.10
5	Cage plate assembly	KD20/50-05	KD20/50.1
6	Brake band assembly	KD20/50-06	TQ508/70Y.12
7	Tong body	KD20/50-07	KD20/50.8
8	Safty door assemblies	KD20/50-08	TQ508/70Y.9
9	Support roller assembly	KD20/50-09	TQ508/70Y.2.3
10	Support roller (2)	KD20/50-10	TQ508/70Y.2.2
11	Supper roller (1)	KD20/50-11	TQ508/70Y.2.1
12	Rotary idler assembly	KD20/50-12	TQ508/70Y.4
13	Pinion idler assembly	KD20/50-13	TQ508/70Y.3
14	Shifter assembly	KD20/50-14	TQ508/70Y.7
15	Power input shaft assembly	KD20/50-15	KD20/50Y.6
16	Pinion assembly	KD20/50-16	TQ508/70Y.5
	7.2.Spring lift assembly(KD20/50-01)
Item	Description	P/N	Drawing No.
1	Suspend cylinder	KD20/50-101
2	Hanger seat	KD20/50-102	TQ20.6-6
3	Spring	KD20/50-103	TQ20.6-5
4	Lower end plate	KD20/50-104	TQ20.6-3
5	Hanger rod	KD20/50-105
	7.3. Torque gauge service information (KD20/50-03)
Item	Description	P/N	Drawing No.
1	Load cell end	KD20/50-121	TQ508/70Y.14.1-1
2	Flange gasket	KD20/50-122	TQ20.17-2
3	O-ring 70X5.7	KD20/50-123	GB1235-76
4	1/4″X3/8″ Cup point hex set screw	KD20/50-124
5	Load cell piston	KD20/50-125	TQ20.17-4
6	O-ring 35. 5X2. 65	KD20/50-126	GB3452.1
7	Load cell body	KD20/50-127	TQ20.17-3
8	Street elbow	KD20/50-128	TQ20.17-5
9	O-ring 44X3.5	KD20/50-129	GB1235-76
10	Wiper DK1 38 50 7 10	KD20/50-130	FD00641A0
11	Load cell rod	KD20/50-131	TQ20.17-6
12	3/8″X1/2 ” Cup point hex set screw	KD20/50-132
13	Stat-O-seal016X0 6.5X3	KD20/50-133
14	1/4 ” X 3/8 ” Cross recessed binding head machine screw	KD20/50-134
15	Cross recessed countersunk head screws	KD20/50-135
16	Torque gauge(0-3625PSI)	KD20/50-136	TQ508/70Y.14-1
17	Hose8II-700 (M20X1.5, NPT 1/4)	KD20/50-137
	7.4 Control valve bank assembly (KD20/50-04)
Item	Description	P/N	Drawing No.
1	1 5/16″ -12UN Street elbow 135d fitting	KD20/50-155	TQ508/70Y. 10.8.7
2	1 5/16 ” -12UN Street elbow 90d fitting	KD20/50-156	TQ508/70Y. 10.8.3
3	Transitional connection plate	KD20/50-157	TQ508/70Y. 10.8-1
4	Check valve	KD20/50-17	TQ508/70Y. 10.8.2
5	1 5/16 ” -12UN Street ell 90d fitting	KD20/50-158	TQ508/70Y. 10.8.4
6	O-ring 30X3.55	KD20/50-159	GB3452.1
7	9/16 ” -18UNF Street elbow 90d fitting	KD20/50-160	TQ508/70Y. 10.8.1
8	1 5/16″ -12UN adaptor	KD20/50-161	TQ508/70Y. 10.8-2
9	1 5/16 ” -12UN flared tube short	KD20/50-162	TQ508/70Y. 10.8.5
10	1 5/16 ” -12UN flared tube long	KD20/50-163	TQ508/70Y. 10.8.6
11	Hose 8II-2150 (7/16″ -20UNF)	KD20/50-164
12	Hose 8II-1950 (7/16″ -20 UNF, 9/16″ -18UNF)	KD20/50-165
13	Safty door valve assembly	KD20/50-33	TQ508/70Y.9.2.3
14	Hose 8II-1750 (7/16″ -20UNF M^)	KD20/50-166
15	7/16 ” -20UNF Street elbow 90d fitting	KD20/50-167	TQ508/70Y.10.10
16	1 5/8 ” transpositional adaptor	KD20/50-168	TQ508/70Y.10-4
17	O-ring 38.7X3.55	KD20/50-169	GB3452.1
18	Hydraulic valve bank (four connection valve)	KD20/50-18	DL (1) .0B
19	NPT1 1/4 ” Street ell 90d fitting	KD20/50-170	TQ508/70Y.10.2
20	1 5/16 ” -12UN Street elbow long 90d fitting	KD20/50-171	TQ508/70Y.10.6
21	3/4 ” -16UNF two way adaptor	KD20/50-172	TQ508/70Y.10-8
22	3/4 ” -16UNF three way adaptor	KD20/50-173	TQ508/70Y.10.3
23	Hose (3/4″ -16UNF)	KD20/50-174	TQ508/70Y.10.4
24	Check valve assembly	KD20/50-19	TQ508/70Y.10.1
25	NPT1 Street ell 90d fitting	KD20/50-175	TQ508/70Y.10.7
26	NPT1/2 Street ell 90d fitting	KD20/50-176	TQ508/70Y.10.9
27	NPT1/2 Street elbow 90d fitting	KD20/50-177	TQ508/70Y.10-3
28	Flow control valve	KD20/50-20	TQ508/70Y.10.5
29	Motor connection plate	KD20/50-178	TQ508/70Y. 10.8-3
30	O-ring 35 X 3.1	KD20/50-179	GB1235-76
31	1 5/16″ crooked hose	KD20/50-180	TQ508/70Y. 10.8.8
32	1 5/16″ bend pipe	KD20/50-181	TQ508/70Y. 10.8.9
33	Transitional connection plate	KD20/50-21	TQ508/70Y.10.8
34	NPT1 pipe nipple	KD20/50-182	KD20/50.10-6
35	Quick-coupling fitting (1 7/8″ -12UN)	KD20/50-22	KJD9625.18.4
36	NPT1 double NPT1 Street ell 90d fitting	KD20/50-183	TQ508/70Y.10-5
37	Quick-coupling fitting (2 1/8″ -12UN)	KD20/50-23	KJD9625.18.3
38	NPT1 1/4 Street ell 135d fitting	KD20/50-184	TQ508/70Y.10-1
39	NPT1 1/4 return oil pipe	KD20/50-185	KD20/50.10-2
	7.4.1. Check valve assembly（KD20/50-17）
Item	Description	P/N	Drawing No.
1	Valve core seat	KD20/50-201	TQ508/70Y. 10.8.2-1
2	035.2X 1.3 retainer ring	KD20/50-202
3	O-ring 35.5 X 2.65	KD20/50-203	GB3452.1-92
4	032X1.3 retainer ring	KD20/50-204
5	O-ring 31.5X2.65	KD20/50-205	GB3452.1-92
6	0 0.6 steel wire	KD20/50-206
7	Valve core piston	KD20/50-207	TQ508/70Y. 10.8.2-2
8	O-ring 20X2.65	KD20/50-208	GB3452.1-92
9	Valve core spring	KD20/50-209	TQ508/70Y. 10.8.2-3
10	Valve core	KD20/50-210	TQ508/70Y. 10.8.2-4
11	piston	KD20/50-211	TQ508/70Y. 10.8.2-5
12	027.3X1.3 retainer ring	KD20/50-212
13	O-ring	KD20/50-213	GB3452.1-92
	7.4.2.Hydraulic valve bank (four connection valve)
Item	Description	P/ N	Qty
1	Hex head bolt 1/2″ UNCX4 1/2″	KD20/5 0-221	4
2	Connection board assembly	KD20/50-222	1
3	Nylon nut 1/2 “	KD20/5 0-223	8
4	Hand control valve assembly	KD20/50-224	1
5	Backup valve assembly	KD20/50-225	1
6	Overflow valve assembly	KD20/50-226	1
7	Bolt 1/2″ UNC	KD20/5 0-227	4
	7.4.3. Check valve assembly (KD20/50-19)
Item	Description	P/N	Drawing No.
1	3/4 ” -16UNF Street elbow 90d fitting	KD20/50-241	TQ508/70Y. 10.1.1
2	NPT1/2 flared adaptor	KD20/50-242	TQ508/70Y. 10.2.2
3	Valve body	KD20/50-243	TQ508/70Y. 10.2-1
4	Seal cushion	KD20/50-244	TQ508/70Y. 10.2-2
5	Valve core sleeve	KD20/50-245	TQ508/70Y. 10.2-3
6	Spring	KD20/50-246	TQ508/70Y. 10.2-4
7	Adjusting screw	KD20/50-247	TQ508/70Y. 10.2-5
8	NPT1/2 check valve two adaptor	KD20/50-248	TQ508/70Y. 10.2-6
	7.4.4. Flow control valve (KD20/50-20)
Item	Description	P/N	Drawing No.
1	3/16 set screw	KD20/50-255
2	02X4 rivet	KD20/50-256
3	Knob	KD20/50-257	TQ508/70Y. 10.5-1
4	Knob shaft	KD20/50-258	TQ508/70Y 10.5-3
5	0 8.5X0 7.2 X 1 retainer ring	KD20/50-259	TQ508/70Y. 10.5-10
6	O-ring 7.1X2.65	KD20/50-260	GB3452.1-92
7	Three way adaptor	KD20/50-261	TQ508/70Y. 10.5-2
8	NPT1/2 Two way adaptor	KD20/50-262	TQ508/70Y. 10.5-9
9	Retainer ring	KD20/50-263	TQ508/70Y. 10.5-5
10	Pressing block	KD20/50-264	TQ508/70Y. 10.5-6
11	Spring	KD20/50-265	TQ508/70Y. 10.5-7
12	Thimble	KD20/50-266	TQ508/70Y. 10.5-8
13	O-ring 11.8 X 1.8	KD20/50-267	GB3452.1-92
14	Quick-coupling fitting	KD20/50-268	TQ508/70Y. 10.5-4
	7.4.5.Quick exchange adaptor (1 7/8-12UN)（KD20/50-22）
Item	Description	P/ N	Drawing No.
1	Adaptor body	KD20/5 0-281	KJD9625.18.4-2
2	Clip	KD20/50-282	KJD9625.18.4-5
3	Washer	KD20/50-283	KJD9625.18.4-4
4	Spring	KD20/50-284	KJD9625.18.4-3
5	Core	KD20/50-285	KJD9625.18.4.1
6	End cover	KD20/50-286	KJD9625.18.4-1
7	Combination chain	KD20/50-287	KJD9625.18.4.2
	7.4.6.Quick exchange adaptor (2 1/8-12UN)（KD20/50-23）
Item	Description	P/ N	Drawing No.
1	Adaptor body	KD20/50-301	KJD9625.18.3-2
2	Clip	KD20/50-302	KJD9625.18.3-5
3	Washer	KD20/50-303	KJD9625.18.3-4
4	Spring	KD20/50-304	KJD9625.18.3-3
5	Core	KD20/50-305	KJD9625.18.3.1
6	End cover	KD20/50-306	KJD9625.18.3-1
7	Combination chain	KD20/50-307	KJD9625.18.3.2
	7.4.7. 1 5/16″-12UN Street elbow 90d fitting (KD20/50-156)
	9/16″-18UNF Street elbow 90d fitting (KD20/50-160)
	Table 11. 1 5/16″ -12UN Street elbow 90d fitting
Item	Description	P/N	Drawing No.
1	1 5/16″ -12UN Street elbow 90d fitting		TQ508/70Y. 10.8.3-1
2	Nut 1 5/16″ -12UN
3	Washer O 44.3 XO 30X1
4	O-ring 31.5X2.65	KD20/50-311	GB3452.1-92

	Table 12. 9/16″ -18UNF Street elbow 90d fitting
Item	Description	P/N	Drawing No.
1	9/16″ -18UNF Street elbow 90d fitting		TQ508/70Y. 10.8.1-1
2	Nut 9/16″ -18UNF
3	Washer O 20 XO 30X1
4	O-ring 12.5X2.65	KD20/50-312	GB3452.1-92
	7.4.8. 7/16″-20UNF Street elbow 90d fitting (KD20/50-167)
Item	Description	P/N	Drawing No.
1	7/16 ” -20UNF Street elbow 90d fitting		TQ508/70Y.10.10-1
2	Nut 3/4-16UNF
3	Washer®21.6XO 17X1
4	O-ring 17X2.65	KD20/50-313	GB3452.1-92
	Table 14. NPT1 1/4 ” Street ell 90d fitting
Item	Description	P/N	Drawing No.
1	NPT1 1/4 ” Street ell 90d fitting		TQ508/70Y. 10.2-1
2	Nut 1 5/16″ -12UN
3	Washer O 44.3 XO 30X1
4	O-ring 31.5X2.65	KD20/50-314	GB3452.1-92
	7.4.9. 1 5/16″-12UN Street elbow long 90d fitting (KD20/50-171)
	Table 15. 1 5/16″ -12UN Street elbow long 90d fitting
Item	Description	P/N	Drawing No.
1	1 5/16 ” -12UN Street elbow long 90d fitting		TQ508/70Y. 10.6-1
2	Nut 1 5/16″ -12UN
3	Washer 044.3X030X1
4	O-ring 31.5X2.65	KD20/50-315	GB3452.1-92
	Table 16. 3/4-16UNF Three way adapor
Item	Description	P/N	Drawing No.
1	3/4-16UNF Three way adapor		TQ508/70Y 10.3-1
2	Nut 3/4-16UNF
3	Washer021.6X017X1
4	O-ring 17X2.65	KD20/50-316	GB3452.1-92
	7.4.10. NPT1 Street ell 90d fitting (KD20/50-175)
	Table 17. NPT1 Street ell 90d fitting
Item	Description	P/N	Drawing No.
1	NPT1 Street ell 90d fitting		TQ508/70Y.10.7-1
2	Nut 1 5/16″ -12UN
3	Washer O 44.3 XO 30X1
4	O-ring 31.5X2.65	KD20/50-317	GB3452.1-92

	Table 18. NPT1/2 Street ell 90d fitting
Item	Description	P/N	Drawing No.
1	NPT1/2 Street ell 90d fitting		TQ508/70Y.10.9-1
2	Nut 3/4-16UNF
3	WasherO21.6XO17X1
4	O-ring 17X2.65	KD20/50-318	GB3452.1-92

	Table 19. 3/4″ -16UNF Street elbow 90d fitting
Item	Description	P/N	Drawing No.
1	3/4 ” -16UNF Street elbow 90d fitting		TQ508/70Y. 10.2.1-1
2	Nut 3/4-16UNF
3	WasherO21.6XO17X1
4	O-ring 17X2.65	KD20/50-319	GB3452.1-92
	7.5.Cageplate assembly (KD20/50-05)
Item	Description	P/N	Drawing No.
1	3/8″X1″ Hex bolt	KD20/50-335
2	3/8 Lockwasher	KD20/50-336
3	3/8 Flat washer	KD20/50-337
4	Backing pin knob	KD20/50-338	KJD9625.1.1-1
5	Backing pin retainer	KD20/50-339	TQ508/70Y.1.1-1
6	Backing pin	KD20/50-340	TQ508/70Y.1.1-2
7	Rear cageplate bolt	KD20/50-341	TQ508/70Y.1.1-3
8	Jaw pivot bolt	KD20/50-342	TQ508/70Y.1-6
9	1/2 Lock washer	KD20/50-343
10	Top cageplate	KD20/50-344	TQ508/70Y.1-1
	20 ” Jaw Die kit (1)	KD20/50-24	KD20/50.1.2 (1)
	18 5/8″ Jaw Die kit (2)	KD20/50-25	KD20/50.1.2 (2)
	16″ Jaw Die kit (3)	KD20/50-26	KD20/50.1.2 (3)
	13 5/8″ Jaw Die kit (4)	KD20/50-34	KD20/50.1.2 (4)
11	13 3/8″ Jaw Die kit (4)	KD20/50-27	KD20/50.1.2 (5)
	9 5/8 ” Jaw Die kit (5)	KD20/50-30	KD20/50.1.2 (6)
	14″ Jaw Die kit (7)	KD20/50-35	KD20/50.1.2 (7)
	11 3/4 ” Jaw Die kit (8)	KD20/50-28	KD20/50.1.2 (8)
	10 3/4″ Jaw Die kit (8)	KD20/50-29	KD20/50.1.2 (9)
12	Cageplate spacer	KD20/50-345	TQ508/70Y.1-4
13	Rotary gear	KD20/50-346	TQ508/70Y.1-2
14	Bottom cageplate	KD20/50-347	TQ508/70Y.1-3
15	Hex bolt	KD20/50-348	TQ508/70Y.1-5
16	Die 16″—20″	KD20/50-349	KD20/50. 1. 2-4 (1)
	Die 9 5/8″ —14″	KD20/50-361	KD20/50. 1. 2-4 (2)
17	NPT 1/8-27 Grease fiting	KD20/50-350
18	Roller shaft 16″—20″	KD20/50-351	KD20/50. 1. 2-2(1)
	Roller shaft 9 5/8″ —14″	KD20/50-362	KD20/50. 1. 2-2(2)
	Jaw set 20 “	KD20/50-352	KD20/50.1.2-1(1)
	Jaw set 18 5/8 “	KD20/50-353	KD20/50.1.2-1(2)
	Jaw set 16 “	KD20/50-354	KD20/50.1.2-1(3)
19	Jaw set 13 3/8 “	KD20/50-355	KD20/50.1.2-1(4)
	Jaw set 11 3/4 “	KD20/50-356	KD20/50.1.2-1(5)
	Jaw set 10 3/4″	KD20/50-357	KD20/50.1.2-1(6)
	Jaw set 9 5/8 “	KD20/50-358	KD20/50.1.2-1(7)
20	Roller	KD20/50-359	KD20/50.1.2-3
21	Retaining rings for shafts (external)32	KD20/50-360	GB/T894.1
	7.6. Brakeband assembly (KD20/50-06)
Item	Description	P/N	Drawing No.
1	3/8″ Hex nut	KD20/5 0-401
2	Brakeband weldment	KD20/50-402	TQ508/70Y .12.1
3	3/8″X2 1/4″ Hex SHCS	KD20/5 0-403
	7.7. Tong body assembly (KD20/50-07)
Item	Description	P/N	Drawing No.
1	3/8 “X 1” Hex SHCS	KD20/50-411
2	Brakeband lug weldment (LH top, RH Bottom)	KD20/50-412	TQ508/70Y.8.7
3	Hanger bracket base	KD20/50-413	TQ508/70Y.8.2-1
4	3/8″X2″ Hex bolt	KD20/50-414
5	Cover plate (2)	KD20/50-415	TQ508/70Y.8-10
6	1/4 “X 3/4” Hex bolt	KD20/50-416
7	Cover plate (1)	KD20/50-417	TQ508/70Y.8-9
8	3/8″ Hex nut	KD20/50-418
9	Adjusting plate	KD20/50-419	TQ508/70Y.8.5
10	Inlet oil pipe support plate	KD20/50-420	TQ508/70Y.8-8
11	3/8 Flat washer	KD20/50-421
12	3/8 “X 1 1/4” Hex bolt	KD20/5 0-422
13	Return oil pipe support plate	KD20/50-423	TQ508/70Y.8-6
14	1/2 “X 4 1/2” Hex bolt	KD20/5 0-424
15	Heavy hex bolt (modified)	KD20/50-425	TQ508/70Y.8-7
16	1 1/4″ NC heavy hex nut	KD20/50-426
17	Hitch pin	KD20/50-427	TQ245-2
18	3/8 ” X 1″ Hex bolt	KD20/50-428
19	3/8 Lockwasher	KD20/50-429
20	Torque gauge holder	KD20/50-430	TQ508/70Y.8.3
21	Torgue gauge bracket	KD20/50-431	TQ20/50.8.4
22	Baffle	KD20/50-432	TQ508/70Y.8-4
23	1/4 “X 1/2” Hex SHCS	KD20/50-433
24	3/8 “X 1 1/4 ” Cylinder pin	KD20/50-434
25	Top plate	KD20/50-435	TQ508/70Y.8-2
26	Bottom body	KD20/50-436
27	3/8 “X 1 1/2” Hex bolt	KD20/50-437
28	Brakeband lug weldment (RH top, LH bottom)	KD20/50-438	TQ508/70Y.8.8
29	Inlet coupling support weldment	KD20/50-439	TQ20/50.8.6
30	Brakeband retainer	KD20/50-440	TQ508/70Y.8-11
31	1/4 Lockwasher	KD20/50-441
32	1/2 Lockwasher	KD20/50-442
33	Hanger bracket weldment	KD20/50-443	TQ508/70Y.8.2
34	Strengthening plate	KD20/50-444	TQ508/70Y.8-5
	7.8. Safety door option (KD20/50-08)
Item	Description	P/N	Drawing No.
1	1/2″ -1 1/2″ Hex bolt	KD20/5 0-460
2	1/2 Lockwasher	KD20/5 0-461
3	1/2 Flat washer	KD20/50-462
4	Door cylinder post	KD20/5 0-463	TQ508/70Y.9-1
5	Door bushing	KD20/5 0-464	TQ508/70Y.9-2
6	3/8 Lockwasher	KD20/5 0-465
7	Door cylinder	KD20/5 0-466	TQ508/70Y.9-3
8	Spring	KD20/5 0-467	TQ508/70Y.9-4
9	Sleeve rod	KD20/50-468	TQ508/70Y.9-5
10	LH safty door assembly	KD20/50-31	TQ508/70Y.9.2
11	Support roller spacer	KD20/5 0-469	TQ508/70Y.2.1-3
12	1206 Support roller bearing	KD20/50-470	GB/T281-1994
13	Roller bearing spacer	KD20/50-471	TQ508/70Y.2.1-2
14	washer® 50 X® 32 X 1	KD20/5 0-472	TQ508/70Y.9-6
15	6206 Door pivot bearing	KD20/50-473	GB/T276
16	Plain washer	KD20/5 0-474	TQ508/70Y.2.1-1
17	1″ -12UNF Thin nylock nut	KD20/5 0-475	TQ508/70Y.2.1.1
18	M6 Grease fitting	KD20/50-476
19	Rotation shaft	KD20/5 0-477	TQ508/70Y.9-7
20	Support roller	KD20/5 0-478	TQ508/70Y.2.1-4
21	RH safty door assembly	KD20/50-32	TQ508/70Y.9.1
	7.8.1. LH safty door assembly (KD20/50-31)
Item	Description	P/N	Drawing No.
1	5/16 “X 7/8” Hex SHCS	KD20/50-490
2	RH safety door latch block	KD20/50-491	TQ508/70Y.9.1-2
3	3/8 “X 1 1/2” Hex bolt	KD20/50-492
4	3/8 “X 1 1/2” Hex FHCS	KD20/50-493
5	3/8″ Lockwasher	KD20/50-494
6	RH safety door latch plate	KD20/50-495	TQ508/70Y.9.1-1
7	3/8 “X 1” Hex bolt	KD20/50-496
8	Door latch cam	KD20/50-497	TQ508/70Y.9.1-3
9	LH door weldment	KD20/50-498	TQ508/70Y.9.1.1
10	Latch weldment	KD20/50-499	TQ508/70Y.9.1.2
11	Spring	KD20/50-500	TQ508/70Y.9.1-5
12	Door latch shaft	KD20/50-501	TQ508/70Y.9.1-4
13	Unbrako flat point 3/8″ X 1″ set screw	KD20/50-502
	7.8.2.RH safty door assembly (KD20/50-32)
Item	P/N	Drawing No.	Description
1	KD20/50-511	TQ508/70Y9.2.3-1	Load plunger
2	KD20/50-512	TQ508/70Y9.2.3-3	Screw plug
3	KD20/50-513	TQ508/70Y9.2.3-8	O 12.7 XO 9.5 X 1.2 retainer ring
4	KD20/50-514	GB3452.1-92	O-ring 9.5 X 1.8
5	KD20/50-515	TQ508/70Y.9.2.3-2	Piston rod
6	KD20/50-516	TQ508/70Y.9.2.3-5	NPT1/4 Street elbow 90d fitting
7	KD20/50-517	TQ508/70Y9.2.3-4	valve lock nut
8	KD20/50-518	TQ508/70Y9.2.3-6	Five way valve
9	KD20/50-519	TQ508/70Y9.2.3-7	Spring
10	KD20/50-520	TQ508/70Y9.2.3-9	Retainer disc
11	KD20/50-521		3/8 “X 3/4” Hex bolt
12	KD20/50-522		3/8″ Lockwasher
13	KD20/50-523	TQ508/70Y9.2-1	Safety door plate
14	KD20/50-524	TQ508/70Y9.2.1	Safety door protector weldment
15	KD20/50-33	TQ508/70Y9.2.3	Safty door valve assembly
16	KD20/50-526	TQ508/70Y.9.2-2	LH safety door latch block
17	KD20/50-527	TQ508/70Y.9.1-2	5/16″X1 1/4″ Hex SHCS
18	KD20/50-528	TQ508/70Y.9.2-3	LH safety door latch plate(1)
19	KD20/50-529		3/8 “X 1/2” Hex FHCS
20	KD20/50-530		3/8 “X 1” Hex FHCS
21	KD20/50-531	TQ508/70Y.9.2-4	LH safety door latch plate (2)
22	KD20/50-532		3/8″ Flat washer
23	KD20/50-533		3/8 “X 1” Hex bolt
24	KD20/50-534	TQ508/70Y.9.2.2	RH door weldment
25	KD20/50-535		3/8″ X 1″ set screw
	7.9.Support roller assembly(KD20/50-09)
Item	Description	P/N	Drawing No.
1	7/16″ -20UNF Nut	KD20/50-545
2	7/16 Lockwasher	KD20/50-546
3	1/4 “X 1 1/4” Hex SHCS	KD20/50-547
4	Roller bracket	KD20/50-548	TQ508/70Y.2.3-1
5	Ratainer ring	KD20/50-549	TQ508/70Y.2.3-2
6	Seal ring	KD20/50-550	TQ508/70Y.2.3-4
7	Support roller	KD20/50-551	TQ508/70Y.2.3-3
8	1/16 “X 7/16 ” Roller needle bearing	KD20/50-552
9	Support roller shaft	KD20/50-553	TQ508/70Y.2.3-5
10	O 6 Grease fitting	KD20/50-554	GB1155
	7.10.Support roller(2)(KD20/50-10)
Item	Description	P/N	Drawing No.
1	Grease fitting ® 8	KD20/50-565	GB1155
2	Support roller shaft	KD20/50-566	TQ508/70Y.2.2-1
3	Sealing cushion	KD20/50-567	TQ508/70Y.2.2-4
4	3/16 “X 7/8” Roller needle	KD20/50-568
5	Support roller	KD20/50-569	TQ508/70Y.2.2-2
6	Retainer ring	KD20/50-570	TQ508/70Y.2.2-3
7	Lockwasher 7/8	KD20/50-571
8	7/8″ -14UNF Nut	KD20/50-572
9	Grease fitting M6	KD20/50-573	GB1152
	7.11. Support roller(1)(KD20/50-11)
Item	Description	P/N	Drawing No.
1	M6 Grease fitting	KD20/50-581	GB1152
2	1 ” -12UNF nylock nut	KD20/50-582	TQ508/70Y.2.1.1
3	Plain washer	KD20/50-583	TQ508/70Y.2.1-1
4	Roller bearing spacer	KD20/50-584	TQ508/70Y.2.1-2
5	Support roller shaft	KD20/50-585	TQ508/70Y.2.1-5
6	1206 Support roller bearing	KD20/50-586	GB/T281-1994
7	Support roller	KD20/50-587	TQ508/70Y.2.1-4
8	Support roller spacer	KD20/50-588	TQ508/70Y.2.1-3
	7.12. Rotary idler assembly (KD20/50-12)
Item	Description	P/N	Drawing No.
1	NPT 1/8 Grease fitting	KD20/50-601
2	lock nut	KD20/5 0-602	TQ508/70Y3.1
3	Rotary idler pad	KD20/50-603	TQ508/70Y.3-1
4	Idler spacer	KD20/5 0-604	TQ508/70Y.3-2
5	Bearing seal (1)	KD20/50-605	TQ508/70Y.3-4
6	Retainer clip	KD20/50-606	TQ508/70Y.3-5
7	3212 Cylindrical roller bearing	KD20/50-607	GB/T296-1994
8	Rotary idler shaft	KD20/50-608	TQ508/70Y.3-3
9	Rotary idler gear	KD20/50-609	TQ508/70Y.4-1
10	Bearing seal (2)	KD20/50-610	TQ508/70Y.3-7
	7.13.Pinion idler assembly (KD20/50-13)
Item	Description	P/N	Drawing No.
1	NPT 1/8 Grease fitting	KD20/50-601
2	Nylock nut	KD20/50-602	TQ508/70Y.3.1
3	Pinion idler pad	KD20/50-603	TQ508/70Y3-1
4	Idler spacer	KD20/50-604	TQ508/70Y.3-2
5	Bearing seal (1)	KD20/50-605	TQ508/70Y.3-4
6	Retainer clip	KD20/50-606	TQ508/70Y.3-5
7	3212 Cylindrical roller bearing	KD20/50-607	GB/T296-1994
8	Pinion idler shaft	KD20/50-608	TQ508/70Y.3-3
9	Pinion idler gear	KD20/50-615	TQ508/70Y.3-6
10	Bearing seal (2)	KD20/50-610	TQ508/70Y.3-7
	7.14. Shifter assembly (KD20/50-14)
Item	Description	P/N	Drawing No.
1	Shifting link	KD20/50-621	TQ508/70Y. 7-4
2	B8X26 clevis pin	KD20/50-622	GB882-86
3	2.5X12 Hitch pin	KD20/50-623	GB91-86
4	Shifting lug weldment	KD20/50-624	TQ508/70Y. 7.2
5	B8X 40 clevis pin	KD20/50-625	GB882-86
6	3/8″X1″ Hex bolt	KD20/50-626
7	3/8 lock washer	KD20/50-627
8	7/16″ -20UNFX1 1/2″ Hex bolt	KD20/50-628
9	7/16″ -20UNF Hex nut	KD20/50-629
10	Detent spring	KD20/50-630	TQ508/70Y. 7-1
11	3/8″ Detent ball	KD20/50-631
12	Shifting shaft bushing weldment (1)	KD20/50-632	TQ508/70Y. 7.3
13	Shifting fork	KD20/50-633	TQ508/70Y. 7.4
14	7/8″-14UNFHexjam nut	KD20/50-634
15	Bottom bushing (typically welded to bottom plate)	KD20/50-635	TQ508/70Y. 7-3
16	Shifting lever weldment	KD20/50-636	TQ508/70Y. 7.1
17	Shifting shaft	KD20/50-637	TQ508/70Y. 7-2
	7.15. Clutch assembly (KD20/50-15)
1	3/4″X2″ Hex SHCS	KD20/5 0-661
2	Staffa Hmb 80/5/503/70 Hydraulic motor	KD20/50-662
3	3/4 “X 1 3/8” Hex SHCS	KD20/5 0-663
4	3/4 lock washer	KD20/50-664
5	Motor mount (rineer motor)	KD20/50-665	TQ508/70Y.6-1
6	Upper motor spacer (Rineer motor)	KD20/50-666	TQ5 08/70Y. 6-2
7	High clutch gear	KD20/50-667	TQ5 08/70Y. 6-3
8	1/4 “X 1 1/2 ” Roller needle	KD20/50-668
9	Splined clutch shaft	KD20/50-669	TQ508/70Y.6-4
10	3/4 “X 1 1/2” Hex SHCS	KD20/5 0-670
11	Motor connection plate	KD20/50-178	TQ508/70Y. 10.8-3
12	Shifting collar	KD20/5 0-671	TQ508/70Y.6-5
13	Low clutch gear	KD20/5 0-672	TQ508/70Y.6-6
14	3/16″X1 1/4″ Roller needle	KD20/5 0-673
15	6309 Bottom clutch bearing	KD20/5 0-674	GB/T276-1994
16	Clutch bearing cap	KD20/50-675	TQ508/70Y.6-7
17	5/8 lock washer	KD20/50-676
18	5/8 “X 1 3/8 ” Hex bolt	KD20/5 0-677
19	NPT 1/8-27 Grease fitting	KD20/50-678
20	Plug screw	KD20/5 0-679	TQ508/70Y.6-8
	7.16. Pinion assembly (KD20/50-16)
Item	Description	P/N	Drawing No.
1	1/8″ NPT X 90 ° Grease fitting	KD20/50-691
2	5/8″X1 3/8″ Hex bolts	KD20/50-692
3	Top pinion bearing cap	KD20/50-693	TQ508/70Y. 5-1
4	6312 Pinion bearing	KD20/50-694	GB/T276-1994
5	High pinion gear	KD20/50-695	TQ508/70Y. 5-2
6	Pinion gear	KD20/50-696	TQ508/70Y. 5-3
7	Gear key	KD20/50-697	TQ508/70Y. 5-4
8	Low pinion gear	KD20/50-698	TQ508/70Y. 5-5
9	Bottom pinion bearing cap	KD20/50-699	TQ508/70Y. 5-6
	7. Table of quick-wearing or spare parts(recommended for the one-year storage of one tong 60 Model KD20/50 Casing Tong Manual actual figures may vary according to the purchase period and the optional pieces)
Item	Description	P/N	Drawing No.
1	Support roller assembly	KD20/50-09	TQ508/70Y. 2.3
2	20 ” Jaw Die kit (1)	KD20/50-24	TQ508/70Y. 1.2(1)
	18 5/8″ Jaw Die kit (2)	KD20/50-25	TQ508/70Y. 1.2(2)
	16″ Jaw Die kit (3)	KD20/50-26	TQ508/70Y. 1.2(3)
	13 3/8 ” Jaw Die kit (4)	KD20/50-27	TQ508/70Y. 1.2(4)
	11 3/4″ Jaw Die kit (5)	KD20/50-28	TQ508/70Y. 1.2(5)
	10 3/4 ” Jaw Die kit (6)	KD20/50-29	TQ508/70Y. 1.2(6)
	9 5/8 ” Jaw Die kit (7)	KD20/50-30	TQ508/70Y. 1.2(7)
3	Brake band assembly	KD20/50-06	TQ508/70Y.12
4	Supper roller (1)	KD20/50-11	TQ508/70Y. 2.1
5	Support roller (2)	KD20/50-10	TQ508/70Y. 2.2
6	Jaw pivot bolt	KD20/50-342	TQ508/70Y. 1-6
7	Backing pin	KD20/50-340	TQ508/70Y. 1.1-2
8	Load plunger	KD20/50-511	TQ508/70Y. 9.2.3-1