The Gear,spur, cataloged under National Stock Number 3020-01-295-1669, 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 Williams International Co., L.l.c.. Government technical data includes 19 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. 2 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 | 3020-01-295-1669 |
| Primary Part Number | 38387 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Keyway Nominal Width | 0.095 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.400 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.675 INCHES BOTH ENDS IN |
| Teeth Quantity | 13 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.035 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.050 INCHES SECOND END IN |
| Nominal Overall Length | 0.430 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | AMS6265 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.8125 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 0.978 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.223 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Face Nominal Width | 0.345 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 38387 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 3020-01-295-1669 is a Gear,spur, manufactured by Williams International Co., L.l.c., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-295-1669 has 1 manufacturer part number on file: 38387 (Williams International Co., L.l.c.).
2 possible matches (shared part number, not a government interchangeability claim): 2910-01-325-3349, 4820-01-500-2407. Verify interchangeability with system specifications before substitution.
Key specifications for 38387: Keyway Nominal Width: 0.095 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.400 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.675 INCHES BOTH ENDS IN; Teeth Quantity: 13. 19 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.
NSN 3020-01-295-1669 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.