The Gear,spur, cataloged under National Stock Number 3020-00-294-8074, 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 18 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 | 3020-00-294-8074 |
| Primary Part Number | 141964 |
| 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 | 1.375 INCHES COUNTERBORE FIRST END IN |
| Teeth Quantity | 108 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 2.001 INCHES COUNTERBORE FIRST END IN |
| Bore Style | W/COUNTERBORE COUNTERBORE FIRST END |
| Mounting Hole Type and Quantity | 4 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| Mounting Hole Nominal Diameter | 0.141 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | HUBLESS |
| Material Document and Classification | QQ-A-225/5,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.2460 INCHES MINIMUM AND 2.2490 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 2.260 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | ALUMINUM ALLOY 2017 OVERALL |
| Bolt Hole Circle Nominal Diameter | 1.781 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Counterbore Nominal Depth | 0.062 INCHES COUNTERBORE FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.125 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 |
|---|---|
| 141964 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 3020-00-294-8074 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 3020-00-294-8074 has 1 manufacturer part number on file: 141964 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 141964: Bore Nominal Diameter: 1.375 INCHES COUNTERBORE FIRST END IN; Teeth Quantity: 108; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 2.001 INCHES COUNTERBORE FIRST END IN. 18 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.