The Gear,spur, cataloged under National Stock Number 3020-00-237-5287, 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 Drs Technologies Canada Ltd. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-237-5287 |
| Primary Part Number | 119719-1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Drs Technologies Canada Ltd |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.380 INCHES FIRST END IN |
| Teeth Quantity | 105 |
| Body Style | PLAIN, SOLID |
| Bore Style | TAPERED FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.083 INCHES FIRST END IN |
| Hardness Rating | 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 0.193 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Taper Major Nominal Diameter | 0.186 INCHES FIRST END IN |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6399 INCHES MINIMUM AND 1.6406 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 1.670 INCHES IN |
| Surface Treatment | ANODIZE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Counterbore Nominal Depth | 0.078 INCHES FIRST END IN |
| Face Nominal Width | 0.110 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 |
|---|---|
| 119719-1 PRIMARY | Drs Technologies Canada Ltd (CAN) |
| Reference | Meaning |
|---|---|
| 119719-1 | 3/9 Design control — primary reference Drs Technologies Canada Ltd |
| 110997 | 5/9 Secondary reference Drs Technologies Canada Ltd |
NSN 3020-00-237-5287 is a Gear,spur, manufactured by Drs Technologies Canada Ltd, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-237-5287 has 1 manufacturer part number on file: 119719-1 (Drs Technologies Canada Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 1680-00-948-4313, 5998-01-131-7350. Verify interchangeability with system specifications before substitution.
Key specifications for 119719-1: Hub Nominal Diameter: 0.380 INCHES FIRST END IN; Teeth Quantity: 105; Body Style: PLAIN, SOLID; Bore Style: TAPERED FIRST END. 19 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 3020-00-237-5287 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.