The Bearing,roller,tapered, cataloged under National Stock Number 3110-01-073-3093, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-073-3093 |
| Primary Part Number | 12283131 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Cup Width | 0.6875 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Overall Outside Diameter | 2.8750 INCHES NOMINAL IN |
| Backface Corner Radius | 0.1300 INCHES NOMINAL IN |
| Cone Corner Radius | 0.0300 INCHES NOMINAL IN |
| Standout Width | 0.1875 INCHES NOMINAL IN |
| Cone Width | 0.8750 INCHES NOMINAL IN |
| Bore Diameter | 1.3750 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| 12283131 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3110-01-073-3093 is a Bearing,roller,tapered, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-073-3093 has 1 manufacturer part number on file: 12283131 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12283131: Lubrication Material: GREASE; Cup Width: 0.6875 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Overall Width: 0.8750 INCHES NOMINAL IN. 11 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.