The Gear,bevel, cataloged under National Stock Number 3020-01-231-2361, 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 Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-231-2361 |
| Primary Part Number | 105D3674 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.987 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.198 INCHES FIRST END IN |
| Teeth Quantity | 30 |
| Body Style | PLAIN, SOLID |
| Pitch Angle | 53.0800 DEGREES |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.295 INCHES SECOND END IN |
| Teeth Type | STRAIGHT |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 1.003 INCHES IN |
| Style Designator | PERIPHERAL FACE, BACK HUB PROTRUDING |
| Bore Nominal Depth | 1.003 INCHES BOTH ENDS IN |
| Material Document and Classification | 66,AISI/SAE 4140 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.7500 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN FIRST END |
| Spline Quantity | 31 BOTH ENDS |
| Nominal Outside Diameter | 3.859 INCHES IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 4140 OVERALL |
| Spline Pitch Diameter | 0.9688 INCHES NOMINAL BOTH ENDS IN |
| Body Recess Nominal Depth | 0.2188 INCHES FIRST END IN |
| Face Nominal Width | 0.698 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 |
|---|---|
| 105D3674 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
NSN 3020-01-231-2361 is a Gear,bevel, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-231-2361 has 1 manufacturer part number on file: 105D3674 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 105D3674: Bore Nominal Diameter: 0.987 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.198 INCHES FIRST END IN; Teeth Quantity: 30; Body Style: PLAIN, SOLID. 23 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.