The Gear,spur, cataloged under National Stock Number 3020-01-119-4685, 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 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-119-4685 |
| Primary Part Number | 132D1428-2 |
| Item Name | Gear,spur |
| 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 | 0.730 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.750 INCHES FIRST END IN |
| Teeth Quantity | 36 |
| Body Style | WEBBED, WITH LIGHTENING HOLES |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.015 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.125 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | MIL-T-9047,CLASS 6 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.1304 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 18 BOTH ENDS |
| Nominal Outside Diameter | 3.331 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | TITANIUM ALLOY UNS R56440 OVERALL |
| Face Nominal Width | 0.200 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 |
|---|---|
| 132D1428-2 PRIMARY | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| Reference | Meaning |
|---|---|
| 132D1428 | D/9 Drawing number reference only General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems |
| 10106651 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 3020-01-119-4685 is a Gear,spur, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-119-4685 has 1 manufacturer part number on file: 132D1428-2 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Key specifications for 132D1428-2: Bore Nominal Diameter: 0.730 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.750 INCHES FIRST END IN; Teeth Quantity: 36; Body Style: WEBBED, WITH LIGHTENING HOLES. 17 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 3020-01-119-4685 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.