The Gear,bevel, cataloged under National Stock Number 3020-00-618-3274, 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 New Venture Gear Inc New Process Gear Div. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-618-3274 |
| Primary Part Number | C85047 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | New Venture Gear Inc New Process Gear Div |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.875 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Recessed Hub End | 0.0810 INCHES FIRST END IN |
| Teeth Quantity | 40 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 63.4333 DEGREES |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.073 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM HUB |
| Nominal Overall Length | 0.808 INCHES IN |
| Style Designator | SIDE FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING |
| Material Document and Classification | QQ-S-624,FS 8640,FS 8740,FS 4140 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.8570 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 6 BOTH ENDS |
| Surface Treatment | CADMIUM OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 4140 AND STEEL COMP 8640 AND STEEL COMP 8740 OVERALL |
| Bolt Hole Circle Nominal Diameter | 2.921 INCHES TRANSVERSELY THROUGH FLANGE IN |
| Face Nominal Width | 0.562 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 |
|---|---|
| 6183274 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| C85047 PRIMARY | New Venture Gear Inc New Process Gear Div (USA) |
| Reference | Meaning |
|---|---|
| 2176734 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 2176734 | 5/9 Secondary reference General Motors Corp |
NSN 3020-00-618-3274 is a Gear,bevel, manufactured by New Venture Gear Inc New Process Gear Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-618-3274 has 2 manufacturer part numbers on file: 6183274 (U S Army Tank Automotive Command Amsta-Im-Mm), C85047 (New Venture Gear Inc New Process Gear Div).
Key specifications for C85047: Hub Nominal Diameter: 0.875 INCHES FIRST END IN; Nominal Distance Between Body Face and Recessed Hub End: 0.0810 INCHES FIRST END IN; Teeth Quantity: 40; 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.
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.