The Gear,spur, cataloged under National Stock Number 3020-01-165-7202, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-165-7202 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.437 INCHES BOTH ENDS IN |
| Teeth Quantity | 12 |
| Body Style | PLAIN, SOLID |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL |
| Criticality Code Justification | ZZZY |
| Style Designator | PROTRUDING HUBS |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 1.165 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL CORROSION RESISTING OVERALL |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 909A355-36 | 5/1 Secondary reference U.S. Government activity |
| 175C6877 | 3/1 Design control — primary reference Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory |
NSN 3020-01-165-7202 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-165-7202: Bore Nominal Diameter: 0.437 INCHES BOTH ENDS IN; Teeth Quantity: 12; Body Style: PLAIN, SOLID; Hardness Rating: 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL. 11 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 3020-01-165-7202 has DEMIL Code F. 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.