The Pulley,groove, cataloged under National Stock Number 3020-01-021-1357, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Agco Corp Parts Opn. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-021-1357 |
| Primary Part Number | 4035143 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Agco Corp Parts Opn |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Securing Method | NUT(S) |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.850 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Shape | V |
| Outside Diameter | 4.120 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Material Document and Classification | ALLIS CHALMERS 960 CLASS 30AC 1113-C MFR REF SINGLE MATERIAL RESPONSE OR AC 1018-CCFS MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 4.000 INCHES NOMINAL IN |
| Groove Depth | 0.682 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Counterbore Depth | 1.076 INCHES NOMINAL IN |
| Groove Quantity | 2 |
| Counterbore Location | AA END |
| V Groove Angle in Deg | 34.0 |
| Protruding Hub Characteristic | PLAIN |
| Counterbore Diameter | 2.060 INCHES MINIMUM AND 2.065 INCHES MAXIMUM IN |
| Counterbore Feature | INCLUDED |
| Bore Diameter | 1.750 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Face Width | 1.850 INCHES NOMINAL IN |
| Groove Width | 0.597 INCHES NOMINAL IN |
| Securing Location | BB END |
| Lightening Hole | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4035143 PRIMARY | Agco Corp Parts Opn (USA) |
NSN 3020-01-021-1357 is a Pulley,groove, manufactured by Agco Corp Parts Opn, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-021-1357 has 1 manufacturer part number on file: 4035143 (Agco Corp Parts Opn).
Key specifications for 4035143: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Securing Method: NUT(S); Split Hub Feature: NOT INCLUDED. 27 specifications are 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.