The Pitman Assembly, cataloged under National Stock Number 3720-01-020-3434, is classified within Federal Supply Class 3720 (Harvesting Equipment) of the Agricultural Machinery and Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3720-01-020-3434 |
| Item Name | Pitman Assembly |
| FSC / FSG | 3720 / 37 — Harvesting Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF THE FOLLOWING PARTS-545352R1 PITMAN AND 481169R1 FLANGE,PITMAN BRG AND 19612R91 FITTING,1/4-28 90 DEG SELF TAP LUB AND 939475R91 BEARING,PITMAN BALL AND 557115R11 COLLAR W/SET SCREW,BRG AND 462305R1 FLANGE,PITMAN BRG AND 22475R1 BOLT,3/8 BY 5/8 ZND SQ-NK CRG-4 AND 120382 WASHER,3/8 ZND REG LOCK-4 AND 120377 NUT,3/8-16 ZND HEX-4 AND 481170R1 STRAP,PITMAN-2 AND 18675R1 BOLT,5/16 BY 1-3/4 ZND SQ-NK CRG-4 AND 120214 WASHER,5/16 ZND REG LOCK-4 120376 NUT,5/16-18 ZND HEX-4 AND MA1577 STRAP,PITMAN FRONT AND M1578 STRAP,PITMAN REAR AND 180087 SCREW,5/16-18 BR 2 ZND HEX-HD CAP-4 AND 120214 WASHER,5/16 ZND REG LOCK-4 AND 120376 NUT,5/16-18 ZND HEX-4 AND MC1579X FORK ASSEMBLY,PITMAN LATCH AND MA1573 PLUNGER,PITMAN SPRING AND Q3785 RIVET,PITMAN LATCH FORK AND MA1574 SPRING,PITMAN PLUNGER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 545 351 R91 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 545351R91 | 3/9 Design control — primary reference International Harvester Co Agricultural Equipment Div |
NSN 3720-01-020-3434 is a Pitman Assembly, classified under FSC 3720, Harvesting Equipment. Status: active.
Key specifications for 3720-01-020-3434: General Characteristics Item Description: CONSISTS OF THE FOLLOWING PARTS-545352R1 PITMAN AND 481169R1 FLANGE,PITMAN BRG AND 19612R91 FITTING,1/4-28 90 DEG SELF TAP LUB AND 939475R91 BEARING,PITMAN BALL AND 557115R11 COLLAR W/SET SCREW,BRG AND 462305R1 FLANGE,PITMAN BRG AND 22475R1 BOLT,3/8 BY 5/8 ZND SQ-NK CRG-4 AND 120382 WASHER,3/8 ZND REG LOCK-4 AND 120377 NUT,3/8-16 ZND HEX-4 AND 481170R1 STRAP,PITMAN-2 AND 18675R1 BOLT,5/16 BY 1-3/4 ZND SQ-NK CRG-4 AND 120214 WASHER,5/16 ZND REG LOCK-4 120376 NUT,5/16-18 ZND HEX-4 AND MA1577 STRAP,PITMAN FRONT AND M1578 STRAP,PITMAN REAR AND 180087 SCREW,5/16-18 BR 2 ZND HEX-HD CAP-4 AND 120214 WASHER,5/16 ZND REG LOCK-4 AND 120376 NUT,5/16-18 ZND HEX-4 AND MC1579X FORK ASSEMBLY,PITMAN LATCH AND MA1573 PLUNGER,PITMAN SPRING AND Q3785 RIVET,PITMAN LATCH FORK AND MA1574 SPRING,PITMAN PLUNGER; End Item Identification: INTERNATIONAL HARVESTER MODEL 154 TRACTOR W/222 MOWER. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.