The Gear Sector,spur, cataloged under National Stock Number 3020-00-710-0146, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-710-0146 |
| Primary Part Number | 3017135 |
| Item Name | Gear Sector,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 | 1.375 INCHES BOTH ENDS IN |
| Teeth Quantity | 9 |
| Nominal Outside Radius | 1.500 INCHES IN |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Style Designator | HUBLESS |
| Material Document and Classification | MIL-B-24059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Tooth Form | STUB |
| Spline Quantity | 6 BOTH ENDS |
| Arc Nominal Length | 3.534 INCHES IN |
| Surface Treatment | PLASTIC POLYTETRAFLUOROETHYLENE BODY |
| Pitch Radius | 1.3750 INCHES NOMINAL IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | NICKEL ALLOY OVERALL |
| Face Nominal Width | 1.062 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 |
|---|---|
| 3017135 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1682981 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3020-00-710-0146 is a Gear Sector,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 3020-00-710-0146 has 1 manufacturer part number on file: 3017135 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 5996-01-221-9471. Verify interchangeability with system specifications before substitution.
Key specifications for 3017135: Bore Nominal Diameter: 1.375 INCHES BOTH ENDS IN; Teeth Quantity: 9; Nominal Outside Radius: 1.500 INCHES IN; Bore Style: STRAIGHT SPLINE 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.