The Gear,spur, cataloged under National Stock Number 3020-01-440-8968, 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 The Entwistle Company Llc. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-440-8968 |
| Primary Part Number | EJ21370 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Keyway Nominal Width | 0.188 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.875 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.062 INCHES FIRST END IN |
| Teeth Quantity | 28 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.625 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 2.3330 INCHES NOMINAL IN |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 2.500 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.525 INCHES BOTH ENDS IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 1.000 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 |
|---|---|
| EJ21370 PRIMARY | The Entwistle Company Llc (USA) |
| EJ41250 ITEM 7 | The Entwistle Company Llc (USA) |
NSN 3020-01-440-8968 is a Gear,spur, manufactured by The Entwistle Company Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-440-8968 has 2 manufacturer part numbers on file: EJ21370 (The Entwistle Company Llc), EJ41250 ITEM 7 (The Entwistle Company Llc).
Key specifications for EJ21370: Keyway Nominal Width: 0.188 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.875 INCHES BOTH ENDS IN; Hub Nominal Diameter: 2.062 INCHES FIRST END IN; Teeth Quantity: 28. 15 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.