The Gear,bevel, cataloged under National Stock Number 3020-01-173-1897, 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 General Electric Company. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-173-1897 |
| Primary Part Number | 9976M53P02 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.320 INCHES BOTH ENDS IN |
| Teeth Quantity | 35 |
| Pitch Angle | 35.0000 DEGREES |
| Tooth Direction | RIGHT |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 4.004 INCHES SECOND END IN |
| Teeth Type | SPIRAL |
| Nominal Overall Length | 4.850 INCHES IN |
| Style Designator | SIDE FACE, BACK HUB PROTRUDING |
| Pitch Diameter | 5.3440 INCHES NOMINAL IN |
| Spline Quantity | 26 BOTH ENDS |
| Nominal Outside Diameter | 5.5820 INCHES IN |
| Surface Treatment | OXIDE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| 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 |
|---|---|
| 9976M53P02 | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (USA) |
| 9976M53P02 | Triumph Gear Systems - Macomb, Inc (USA) |
| 9976M53P02 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 42242-93 | 5/2 Secondary reference U.S. Government activity |
| 9976M53P02 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-01-173-1897 is a Gear,bevel, manufactured by General Electric Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-173-1897 has 3 manufacturer part numbers on file: 9976M53P02 (General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp), 9976M53P02 (Triumph Gear Systems - Macomb, Inc), 9976M53P02 (General Electric Company).
Key specifications for 9976M53P02: Bore Nominal Diameter: 1.320 INCHES BOTH ENDS IN; Teeth Quantity: 35; Pitch Angle: 35.0000 DEGREES; Tooth Direction: RIGHT. 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.
NSN 3020-01-173-1897 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.