The Gear,spur, cataloged under National Stock Number 3020-01-194-6965, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-194-6965 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Nominal Diameter | 2.500 INCHES FIRST END IN |
| Teeth Quantity | 25 |
| Body Style | PLAIN, SOLID |
| Bore Style | SQUARE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.188 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-B-726 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.1250 INCHES NOMINAL IN |
| Bore Nominal Width | 1.000 INCHES BOTH ENDS IN |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 3.375 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | BRONZE OVERALL |
| Face Nominal Width | 0.562 INCHES IN |
| 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 |
|---|---|
| 501-2143875 | D/9 Drawing number reference only U.S. Government activity |
| SSN637-501-2143875 PIECE 12 | 5/2 Secondary reference U.S. Government activity |
| 77643-74X2 | D/9 Drawing number reference only U.S. Government activity |
| 77643-74 X 2 PIECE 12 | 5/2 Secondary reference U.S. Government activity |
| 2143875 PIECE 12 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-194-6965 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 3020-01-194-6966, 3040-01-194-7877, 3040-01-194-7878. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-194-6965: Hub Nominal Diameter: 2.500 INCHES FIRST END IN; Teeth Quantity: 25; Body Style: PLAIN, SOLID; Bore Style: SQUARE BOTH ENDS. 14 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.