The Gear,spur, cataloged under National Stock Number 3020-01-109-1935, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-109-1935 |
| Primary Part Number | 11628050 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Bore Nominal Diameter | 4.920 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 5.934 INCHES BOTH ENDS IN |
| Teeth Quantity | 37 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.467 INCHES BOTH ENDS IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | MIL-S-46172 GRADE D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 6.1666 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 6.460 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 8620H OR STEEL COMP 4620H OVERALL |
| Face Nominal Width | 1.440 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 |
|---|---|
| 11628050 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 11628050 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-01-109-1935 is a Gear,spur, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-109-1935 has 1 manufacturer part number on file: 11628050 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11628050: Bore Nominal Diameter: 4.920 INCHES BOTH ENDS IN; Hub Nominal Diameter: 5.934 INCHES BOTH ENDS IN; Teeth Quantity: 37; Body Style: PLAIN, SOLID. 14 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 3020-01-109-1935 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.