Valves and Seats

Size	Valve	API Seat	API (MOD) Seat
API 6	773-1B	873-2	873-1
API 7	777-8B	877-7	877-8
API 8	–	881-8	881-1

Temperature	Max. Pressure	Hours of Operation
Up to 180°F (82°C)	7500 P.S.I.	400 – 600 hrs.

API

Description

Web Valves and Seats

Full Open Valves and Seats

Brands Valves

GD 3 Web

4 Web

Full Open

Full Open Bonded

Roughneck Style

FKN Style

Baker Plate Type

Baker Double Angle

Weatherford

Full Open

Weatherford

4-web

Drillmec

API-6

Valve Assembly

060152808 PREM

6FO-V1 PREM

6FO-V2 PREM

9700285 PREM

1560995 PREM

050011900

050011800

1318053 PREM

1318050 PREM

6FO-V1 PREM

Seat

061102653 PREM

6FO-S1 PREM

9702547 PREM

1561380 PREM

050481800

052000800

1318008 PREM

1318007 PREM

6FO-S1 PREM

Seat for National Pumps

061102604 PREM

6FO-S4 PREM

9702555 PREM

1561450 PREM

051243600

6FO-S4 PREM

Urethane Insert

062400106 PREM

6FO-SI PREM

9705090 PREM

1560587 PREM

051584400

051584500

1317993 PREM

1317991 PREM

6FO-SI PREM

Spring

055413389 PREM

5710-115 PREM

8201650 PREM

1560701 PREM

051398900

1318028 PREM

1318026 PREM

5710-115 PREM

API-7

Valve Assembly

202PZL482A PREM

060155041 PREM

7FO-V1 PREM

7FO-V2 PREM

9700250 PREM

1560985 PREM

050506200

050011000

1318061 PREM

1318058 PREM

40390797

Seat

202PZL039 PREM

061101507 PREM

7FO-S1 PREM

9702504 PREM

1561370 PREM

050930900

1318014 PREM

1318013 PREM

40390798

Seat for National Pumps

061102505 PREM

7FO-S4 PREM

9702539 PREM

1561440 PREM

051429900

Urethane Insert

201PZL106 PREM

062400338 PREM

7FO-SI PREM

9705228 PREM

1560557 PREM

050489300

051427500

1317998 PREM

1317996 PREM

RI40390797-01

Spring

5710-110 PREM

055413397 PREM

15180185 PREM

5710-115L PREM

1560702 PREM

051398800

051398900

1318029 PREM

1318027 PREM

RI40390796-03

API-8

Valve Assembly

060140100 PREM

8FO-V1 PREM

8FO-V2 PREM

9700382 PREM

1560965 PREM

050510900

050012000

8FO-V1 PREM

060140100 PREM

40392143

Seat

061100608 PREM

8FO-S1 PREM

9702652 PREM

050484400

8FO-S1 PREM

061100608 PREM

40392144

Seat for National Pumps

061102505 PREM

8FO-S4 PREM

9702653 PREM

1561410 PREM

050484500

8FO-S4 PREM

061102505 PREM

Urethane Insert

062400338 PREM

8FO-SI PREM

9705236 PREM

1560567 PREM

050489700

051583100

8FO-SI PREM

062400338 PREM

Spring

5710-030 PREM

5710-115L PREM

1560702 PREM

050471300

052050400

5710-115L PREM

5710-030 PREM

40392145

API	Description	Brands Valves
API	Description	Baker Plate Type	Baker Double Angle	Weatherford Full Open	Weatherford 4-web	Drillmec	MK 4-Web	MK Roughneck	Texma 4-web	Texma Full Open
API-6	Valve Assembly	050011900	050011800	1318053	1318050	6FO-V1	U5B-EH	RN6-V1	TM04507335	TM04507401
	Seat	050481800	052000800	1318008	1318007	6FO-S1	6ADD-B6	RN6-S6	TM01116877	TM01116925
	Seat for National Pumps	051243600	051243600	/	/	6FO-S4	6ADD-B4	RN6-S4	T011101053	TM01116949
	Urethane Insert	051584400	051584500	1317993	1317991	6FO-SI	UDD-6AB	RN6-I	UDD-6AB	RN6-I
	Spring	051398900	051398900	1318028	1318026	5710-115	5710-111	5710-110L	5710-111	5710-110L
API-7	Valve Assembly	050506200	050011000	1318061	1318058	40390797	U5C-EEF	RN7-V1	TM04507336	TM04507378
	Seat	050930900	050930900	1318014	1318013	40390798	7DD-B1	RN7-S1	TM01116878	TM01116926
	Seat for National Pumps	051429900	051429900	/	/	/	7DD-B12	RN7-S12	TM01116879	TM01116946
	Urethane Insert	050489300	051427500	1317998	1317996	RI40390797-01	UDD-7B	RN7-I	T094001030	T094001072
	Spring	051398800	051398900	1318029	1318027	RI40390796-03	5710-115	5710-115L	5710-115	5710-115L
API-8	Valve Assembly	050510900	050012000	8FO-V1	060140100	40392143	U5B-LP	RN8-V2	T021101207	T045001101
	Seat	050484400	050484400	8FO-S1	061100608	40392144	8DD-B2	RN8-S1	TM01116879	T045001090
	Seat for National Pumps	050484500	050484500	8FO-S4	061102505	/	8DD-B7	RN8-S7	TM01116926	T011101126
	Urethane Insert	050489700	051583100	8FO-SI	062400338	/	UDD-8B	RN8-I	UDD-8B	RN8-I
	Spring	050471300	052050400	5710-115L	5710-030	40392145	5710-110	5710-110L	5710-110	5710-110L