Description
| PARTS FIT – NATIONAL OILWELL 1320-M, 1320-UE DRAWWORKS | |
| PART NAME | PART NO. |
| ROTARY COUNTERSHAFT ASSEMBLY | |
| Oil Seal | YS-4505 |
| Bearing | ZS-4720 |
| Bearing | ZS-3933 |
| Oil Seal | YS-4503 |
| Spacer | 623078 |
| Clutch Hub | 626245-A |
| Oil Seal | YS-5250 |
| Bearing Assy. | 626350-A |
| Retainer | 626348 |
| Outer Race | 622924 |
| Spacer | 622926 |
| Inner Race | 622923 |
| Spacer | 622925-X |
| Spacer | 623765 |
| Spacer | *645899 |
| Spacer | **623 077-A |
| Spacer | **641174 |
| DRUM SHAFT ASSEMBLY | |
| Bearing Assy. | 626360-A |
| Retainer | 626364 |
| Outer Race | 618947 |
| Inner Race | 612372 |
| Bearing | ZS-7871 |
| Oil Seal | YS-8500 |
| Spacer | 622958 |
| Spacer | 628407 |
| Oil Seal | YS-9750 |
| CORING REEL SHAFT ASSEMBLY | |
| Spider | 626927 |
| Spacer | 626 929 |
| Oil Seal | YS-6750 |
| Bearing | ZS-6290 |
| Spacer | 647199 |
| Bearing | ZS-5501 |
| Oil Seal | YS-6120 |
| Spacer | 645841 |
| Sprocket | 626371-Al |
| Spacer | 645840 |
| PART NAME | PART NO. |
| 1320-M MAIN DRIVE SHAFT ASSEMBLY | |
| Spacer | 629491 |
| Sprocket | 645862-A |
| Bearing | ZS-7080 |
| Sprocket | 645882 |
| Sprocket | 645852 |
| Clutch Hub | 645869 |
| Retainer | 628418 |
| Inner Race | 628431 |
| Spacer | 645871 |
| 1320-UE MAIN DRIVE SHAFT ASSEMBLY | |
| Bearing | ZS-7080 |
| Spacer | 645859 |
| Sprocket | 645886 |
| Sprocket | 645885 |
| Sprocket | 645862-A |
| Coupling | 645891 |
| 1320-M JACK SHAFT ASSEMBLY | |
| Hub | 645854 |
| Spacer | 645855 |
| Bearing | ZS-7080 |
| Spacer | 645856 |
| Retainer | 628423 |
| Hub | 645848 |
| Spacer | 645873 |
| Inner Race | 628431 |
| Outer Race | 628422 |
| Retainer | 628418 |
| Reverse Gear | 645864 |
| Sprocket | 645852 |
| Spacer | 645871 |
| Sprocket | 645842 |
| PART NAME | PART NO. |
| 1320-UE JACK SHAFT ASSEMBLY | |
| Hub | 645854 |
| Spacer | 645855 |
| Bearing | ZS-7080 |
| Spa cer | 645856 |
| Retainer | 628423 |
| Hub | 645484 |
| Spacer | 645873 |
| Inner Race | 641157 |
| Spacer | 641016 |
| Outer Race | 641013 |
| Spacer | 641022 |
| Thrust Ring | 641019 |
| Spacer | 645859 |
| Sprocket | 645860 |
| LOW JACK SHAFT ASSEMBLY | |
| Bearing | ZS-7080 |
| Sprocket | 645851 |
| Spacer | 645873 |
| Sprocket | 645879 |
| TYPE “B-l” MAKE-UP & BREAK-OUT CATHEAD | |
| Spacer | 625439 |
| Oil Seal | YS-4752 |
| Spacer | 624093 |
| Inner Race | 625443 |
| Spacer | 624090 |
| Spacer | 624091 |
| Bearing | ZS-6695 |
| Spacer | 625444 |
| Spacer | 625440 |
| ZS-4920 | |
| DESCRIPTION | PART NO. |
| DRUM SHAFT ASSEMBLY | |
| Outlet Connection Packer 1 Connection Packing Follower | 610238 618352-A |
| Brake Rim Assembly | 3 97 83 -S |
| Oil Seal | YS-8500 |
| Hose Assembly | 645908-A |
| Hose Assembly | 645909-A |
| Stratoflex Bulkhead Adapter 90 Degree Elbow | SF-1002-16-16 |
| Stratoflex Bulkhead Nut | SF-1284-16 |
| Brake Rim Pipe Packing | 622949 |
| Elbow Gasket | 622950 |
| Oil Seal | YS-9750 |
| Roller Bearing Assembly | 612361-A |
| Ball Bearing Assembly | 626360-A |
| Inner Race | 612372 |
| Outer Race | 618947 |
| Bearing | ZS-7871 |
| AIR & WATER CONNECTION – ROTARY & DRILLERS END | |
| Water & Oil Seal | 617553 |
| Water & Oil Seal | 617552 |
| Housing Clamp Ring | 610617 |
| Body Gasket | 612385 |
| Oil Seal | YS-2620 |
| Packing Nut | 618351 |
| Flanged Elbow Washer | 618350 |
| Connecting Nipple Sleeve | 618412 |
| Connecting Nipple | 618364-1 |
| Bearing | ZS-2364 |
| Bearing | ZS-2751 |
| Bearing | ZT-2810 |
| 40″ x 10″ DY-A-FLEX CLUTCH (HIGH) | |
| Diaphragm | 622835 |
| Friction Shoe Lining with (28) 621661 ) | 622836-G |
| Keepers, Bolts, & Shakeproof Light | |
| 1/2″ Fawick Quick Release Valve | 9112 |
| “O” Ring | AN-6227-12 |
| •Shoe | 622837 |
| Flat Spring | 622124 |
| 5/8″ OD x .065″ Wall x 4-11/16″ Lg. | — |
| Steel Tubing (Spec. T-425) | |
| ROPE ROLLER BRACKET ASSEMBLIES | |
| Rope Roller – Short | 623805 |
| Rope Roller – Long | 626769 |
| Bearing | ZS-1576 |
| FOOT PEDAL ASSEMBLY (1320-M ONLY) | |
| California Spring, 7/8″ OD x 2-1/2″ | 49 |
| WABCO H-3 Air Valve w/PSI Spring | P-51125-2 |
| DESCRIPTION 36-C AIR CLUTCH (LOW) | PART NO. |
| Connection Compression Packer | 617546 |
| Water Inlet Spear | 617547 |
| Diaphragm | 622845 |
| Spring | 619279 |
| Clutch Lining Disc Assemblies | 612362-A |
| Grease Seal Sleeve | 622857 |
| Diaphragm | 618870-C |
| Bearing Retainer Gasket | 622858 |
| “O” Ring | AN-6227-59 |
| Oil Seal | YS-8500 |
| Oil Seal | YS-1500 |
| Roller Bearing Assembly | 612361-A |
| Inner Race | 612372 |
| Outer Race | 618947 |
| Bearing K-54 BRAKE INSTALLATION | ZS-7481 |
| Brake Band Assembly | 500152-A |
| Titeflex Hose | 618768-A |
| Titeflex Hose | 618764-A |
| Titeflex Hose | 618766-A |
| Friction Shoe Lining with (60) Lining ) Screws & Shakeproof Nuts ) TYPE “A” OVERRUNNING CLUTCH | 627926-G |
| Shim (.005″) | 624660-3 |
| Oil Seal | YS-10003 |
| “0” Ring | AN-6227-82 |
| Spring | 625092 |
| Roller Shoe | 625226 |
| Bearing WATER LEVEL CONTROL UNIT | ZT-1037 0 |
| Gasket | 641242 |
| 1/2″ ID x 1-1/8″ OD x 3/16″ Thick ) Neoprene Gasket ) | — |
| “O” Ring | AN-6227-48 |
| Type 9, Bendix-Westinghouse Rotochamber CORE REEL SHAFT ASSEMBLY | 222227 |
| Oil Seal | YS-6120 |
| Oil Seal | YS-6750 |
| Bearing | ZS-6290 |
| Bearing CORE REEL BRAKE BAND ASSEMBLY | ZS-5501 |
| Lining Keepers | 620786 |
| Lining | 620962 |
| Raybestos-Manhattan Bolt | A-3 80-100 |
| Shakeproof N.C. Light Kep | 3/8″ |
| “B-l11 MAKE-UP & BREAK-OUT CATHEADS | PART NO. |
| Ring to Element Washer | 619819 |
| Diaphragm | 624075 |
| Anchor Spring | 625450 |
| Clutch Lining (Break-out) | 627685 |
| Oil Seal | YS-4752 |
| “O” Ring | AN-6227-15 |
| California Spring | D-2 |
| California Spring | D-33 |
| Clutch Friction Plate Assembly (Break-out) | 627687-A |
| Clutch Lining (Make-up) | 627688 |
| 1/4-28NF x 3/4″ F.H. Brass Cap Screws | |
| Bearing | ZS-4920 |
| Bearing | ZS-6695 |
| Bronze Bushing | 625438 |
| Roller Cage Assembly | 625441-A |
| 28″ x 5-1/4″ DY-A-FLEX CLUTCH ASSEMBLY | |
| Diaphragm | 625392 |
| Friction Shoe Lining with (24) 625299 Keepers, 48 Bolts, & Shakeproof Light Keps ) | 625298-G |
| Fawick Quick Release Valve | 10785 |
| “O” Ring | AN-6227-10 |
| Clutch Spring | 625293 |
| Clutch Shoe | 625294 |
| 1/2″ OD x .032″ Wall x 2-1/16″ Lg.Steel Tubing (Spec. T-425) | |
| JACKSHAFT & MAIN DRIVE SHAFT ASSEMBLIES | |
| Clutch Shifter Ring | 619319-A |
| Bearing Retainer Ring | 628418 |
| Bearing Retainer Ring | 628423 |
| Inner Race | 641157 |
| Outer Race ) 1320-UE Jack- | 641013 |
| Roller Bearing Assembly ) shaft Only | 612738-A |
| Outer Race ) 1320-M Jackshaft Only | 628422 |
| Roller Bearing Assembly 1320-M Main Drive, Jackshaft Only | 612738-A |
| Inner Race | 628431 |
| Bearing | ZS-7080 |
| ROTARY COUNTERSHAFT ASSEMBLY | |
| Oil Seal | YS-4503 |
| Oil Seal | YS-5250 |
| Oil Seal | YS-4505 |
| Ball Bearing Assembly | 626350-A |
| Outer Race | 622924 |
| Roller Bearing Assembly | 621313-A |
| Bearing | ZS-4720 |
| Bearing | ZS-3933 |
| WATER & AIR SYSTEM PIPING INSTALLATION | PART NO. |
| WABCO 3/8″ Quick Release Valve | P-52935-3 |
| WABCO 1/2″ Quick Release Valve | P-52935-4 |
| Fawick Rotorseal | C-2 |
| Fawick Rotorseal | B-2 |
| 1/2″ Norgren Filter (30-AE-4) | 12-002-017 |
| LUBRICATION SYSTEM | |
| #53 Left Hand Brown & Sharpe Oil | 713-53-3 |
| 3/4″ Brown & Sharpe Relief Valve w/75# Spring | 713-9001-23 |
| 1″ Pipe Size Pioneer Strainer | 46-S-8 |
| S.L.A. 1-1/2-30 Marvel Synclinal Filter – 50-Mesh | |
| Oil Pump Sprocket (17-T, 5/8″ P.(1320-M Only) | 611041 |
| Oil Pump Sprocket (38-T, 5/8″ P.(1320-UE Only) | 614925 |
| CONTROL COLUMN INSTALLATION | |
| Spring, Throttle Control | 620252 |
| Spring, Cathead Air Valve | 620447 |
| H-3 Controlair Valve, WABCO | P-51125-2 |
| H-3 Controlair Valve, WABCO | P-51125-4 |
| 3/8″ Quick Release Valve, WABCO | P-52935-3 |
| 1/4″ Double Check Valve, WABCO | P-54350-2 |
| 2-1/2″ 0-200# Marsh Rigmaster Gauge | 023-725 |
| 2-1/2″ 0-100# Marsh Rigmaster Gauge | 023-718 |
| H-3 Controlair Valve Repair Kit 3 | P-59028 |
| EMD OR GE-752 MOTOR DRIVE INSTALLATION (1320-UE ONLY) | |
| Coupling Gasket | 618736 |
| “O” Ring | AN-6227-77 |
| Brake Lining | 619077-3 |
| 3/8″-16 x 1″ Brass Flat Head Machine | |
| Screws | |
| 3/8″-16 Iron Square Nuts | |
| Diaphragm | 236529 |
| CHAIN | |
| 110 Pitches, 5/8″ Pitch, Single (1320-UE Only) | ASA-50 |
| 104 Pitches, 5/8″ Pitch, Single (1320-M Only) | ASA-50 |
| 122 Pitches, 2″ Pitch, Quadruple | ASA-160-4 |
| 50 Pitches, 2″ Pitch, Quadruple (1320-M Only) | ASA-160-4 |
| 88 Pitches, 2″ Pitch, Double | ASA-160-2 |
| 78 Pitches, 1-1/2″ Pitch, Sextuple (1320-UE Only) | ASA-120-6 |
| Connecting Link | ASA-50 |
| Connecting Link | ASA-160-4 |
| Connecting Link | ASA-160-2 |
| Connecting Link (1320-UE Only) | ASA-120-6 |
| BULK HOSE & FITTINGS | PART NO. |
| Stratoflex Hose 25’0″ Long | 223-10 |
| Stratoflex Hose 25’0″ Long | 223-6 |
| Stratoflex Swivel | 434-10-10 |
| Stratoflex Swivel | 442-6-6 |
| 5/8″ OD to 1/2″ N.P.T. Half Coupling | 48 |
| 5/8″ OD to 1/2″ N.P.T. Elbow | 49 |
| 3/8″ OD to 1/4″ N.P.T. Half Coupling | 48 |
| 3/8″ OD to 1/4″ N.P.T. Elbow | 49 |

