The Housing,bearing Unit, cataloged under National Stock Number 3130-01-073-4308, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3130-01-073-4308 |
| Primary Part Number | 12267113 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Assembly Overall Length | 1.740 INCHES NOMINAL IN |
| Flange Thickness | 0.280 INCHES NOMINAL IN |
| Style Designator | FLANGE BLOCK |
| Bolt Circle Diameter | 6.600 INCHES NOMINAL IN |
| Bore Diameter | 1.9000 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 355.0 OVERALL |
| Housing Length | 0.540 INCHES NOMINAL 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 |
|---|---|
| 12267113 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| DAX12073 | 5/1 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 3130-01-073-4308 is a Housing,bearing Unit, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-073-4308 has 1 manufacturer part number on file: 12267113 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12267113: Assembly Overall Length: 1.740 INCHES NOMINAL IN; Flange Thickness: 0.280 INCHES NOMINAL IN; Style Designator: FLANGE BLOCK; Bolt Circle Diameter: 6.600 INCHES NOMINAL IN. 7 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.