The Gear,spur, cataloged under National Stock Number 3020-00-941-2970, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-941-2970 |
| Primary Part Number | 2437724-2 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.187 INCHES BOTH ENDS IN |
| Backlash Designation | GRADE E |
| Teeth Quantity | 64 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Precision Classification | QUALITY NUMBER 10 |
| Mounting Hole Nominal Diameter | 0.110 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Nominal Overall Length | 0.516 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,TYPE 416 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.0000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 1.030 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 416 OVERALL |
| Bolt Hole Circle Nominal Diameter | 0.376 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.102 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 |
NSN 3020-00-941-2970 is a Gear,spur, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-941-2970 has 2 manufacturer part numbers on file: 2437724-2 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2437724-2 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 2437724-2: Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN; Backlash Designation: GRADE E; Teeth Quantity: 64; Body Style: PLAIN, SOLID. 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.
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.