The Gear,spur, cataloged under National Stock Number 3020-00-032-0374, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 13 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-032-0374 |
| Primary Part Number | 306291 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.120 INCHES BOTH ENDS IN |
| Teeth Quantity | 61 |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Overall Length | 0.2656 INCHES IN |
| Style Designator | RECESSED HUBS |
| Material Document and Classification | QQ-S-763,CLASS 7,TYPE A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.9530 INCHES NOMINAL IN |
| Nominal Outside Diameter | 0.983 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 15.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.062 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 |
| Part Number | Manufacturer |
|---|---|
| 306291 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 3020-00-032-0374 is a Gear,spur, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-032-0374 has 1 manufacturer part number on file: 306291 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 5815-00-409-2474. Verify interchangeability with system specifications before substitution.
Key specifications for 306291: Bore Nominal Diameter: 0.120 INCHES BOTH ENDS IN; Teeth Quantity: 61; Bore Style: PLAIN BOTH ENDS; Nominal Overall Length: 0.2656 INCHES IN. 13 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.