The Gear,bevel, cataloged under National Stock Number 3020-01-074-3661, 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 Eastern Gear Corporation. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-074-3661 |
| Primary Part Number | 3-105-052-05 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Eastern Gear Corporation |
| Status | ACTIVE |
| Nominal Distance Between Body Face and Recessed Hub End | 0.160 INCHES FIRST END IN |
| Teeth Quantity | 29 |
| Body Style | WEBBED, OFFSET, SOLID |
| Pitch Angle | 45.0000 DEGREES |
| Nominal Distance Between Body Face and Protruding Hub End | 0.850 INCHES BOTH ENDS IN |
| Teeth Type | ZEROL |
| Nominal Overall Length | 0.840 INCHES IN |
| Style Designator | PERIPHERAL FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING |
| Pitch Diameter | 2.9000 INCHES NOMINAL IN |
| Nominal Outside Diameter | 3.041 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 0.280 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 |
|---|---|
| 3-105-052-05 PRIMARY | Eastern Gear Corporation (USA) |
| 12286263 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 3-105-052-05 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-074-3661 is a Gear,bevel, manufactured by Eastern Gear Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-074-3661 has 2 manufacturer part numbers on file: 3-105-052-05 (Eastern Gear Corporation), 12286263 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 3-105-052-05: Nominal Distance Between Body Face and Recessed Hub End: 0.160 INCHES FIRST END IN; Teeth Quantity: 29; Body Style: WEBBED, OFFSET, SOLID; Pitch Angle: 45.0000 DEGREES. 13 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 3020-01-074-3661 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.