The Gear,spur, cataloged under National Stock Number 3020-01-468-4150, 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 13 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 | 3020-01-468-4150 |
| Primary Part Number | 12462849 |
| 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 |
| Teeth Quantity | 78 |
| Body Style | WEBBED, WITH LIGHTENING HOLES |
| Nominal Distance Between Body Face and Protruding Hub End | 0.483 INCHES BETWEEN BODY AND FLANGE IN |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SPLINE |
| Style Designator | PROTUDING HUBS |
| Material Document and Classification | MIL-S-46172 MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM A304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 9.3860 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 9.986 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 9310H OR STEEL COMP 8620H OR STEEL COMP 4320H OR STEEL COMP 4620H OR STEEL COMP 5120H OR STEEL COMP 4817H OVERALL |
| Face Nominal Width | 0.680 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 |
NSN 3020-01-468-4150 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 3020-01-468-4150 has 2 manufacturer part numbers on file: 12462849 (U S Army Tank Automotive Command Amsta-Im-Mm), 12462849 (Amz Alabama Inc.).
Key specifications for 12462849: Teeth Quantity: 78; Body Style: WEBBED, WITH LIGHTENING HOLES; Nominal Distance Between Body Face and Protruding Hub End: 0.483 INCHES BETWEEN BODY AND FLANGE IN; Hardness Rating: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH. 13 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.