The Gear,bevel, cataloged under National Stock Number 3020-00-692-5226, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-692-5226 |
| Primary Part Number | 7954421 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.055 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.496 INCHES SECOND END IN |
| Teeth Quantity | 18 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 1.250 INCHES SECOND END IN |
| Counterbore Nominal Diameter | 1.062 INCHES FIRST END IN |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 2.558 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 2.842 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Bore Nominal Depth | 2.967 INCHES BOTH ENDS IN |
| Material Document and Classification | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.0000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN SECOND END |
| Spline Quantity | 15 BOTH ENDS |
| Nominal Outside Diameter | 3.0900 INCHES IN |
| Pressure Angle | 20.0000 DEGREES AND 45.0000 DEGREES |
| Material | STEEL COMP 8720 OVERALL |
| Counterbore Nominal Depth | 0.734 INCHES BOTH ENDS IN |
| Spline Pitch Diameter | 0.9375 INCHES NOMINAL BOTH ENDS IN |
| Body Recess Nominal Depth | 0.3750 INCHES FIRST END IN |
| Face Nominal Width | 0.560 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 |
NSN 3020-00-692-5226 is a Gear,bevel, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-692-5226 has 2 manufacturer part numbers on file: 525601 (Chrysler Realty Company Llc Dba Daimler Chrysler), 7954421 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7954421: Bore Nominal Diameter: 1.055 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.496 INCHES SECOND END IN; Teeth Quantity: 18; Body Style: PLAIN, SOLID. 24 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.