The Gear,spur, cataloged under National Stock Number 3020-01-183-7287, 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 Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 20 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. 4 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 | 3020-01-183-7287 |
| Primary Part Number | 217151 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.348 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.685 INCHES FIRST END IN |
| Teeth Quantity | 58 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 2 COUNTERSUNK AXIALLY THROUGH BODY FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.310 INCHES FIRST END IN |
| Mounting Hole Nominal Diameter | 0.280 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Supplementary Features | 0.375-24 SL SPIRALOCK THD R/H THRU BORE |
| Nominal Overall Length | 0.444 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 2.2769 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 2.352 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL CORROSION RESISTING OVERALL |
| Bolt Hole Circle Nominal Diameter | 1.600 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.134 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 217151 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
NSN 3020-01-183-7287 is a Gear,spur, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-183-7287 has 1 manufacturer part number on file: 217151 (Eaton Corp Dba Eaton Aerospace Jackson).
4 possible matches (shared part number, not a government interchangeability claim): 5310-01-194-8903, 5310-01-238-3042, 5935-01-312-5264. Verify interchangeability with system specifications before substitution.
Key specifications for 217151: Bore Nominal Diameter: 0.348 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.685 INCHES FIRST END IN; Teeth Quantity: 58; Body Style: PLAIN, SOLID. 20 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 3020-01-183-7287 has DEMIL Code Q. 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.