The Bearing,roller,tapered, cataloged under National Stock Number 3110-00-135-0983, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Timken Corporation. Government technical data includes 10 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-135-0983 |
| Primary Part Number | LM501349LM501314 |
| Item Name | Bearing,roller,tapered |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Timken Corporation |
| Status | ACTIVE |
| Cup Width | 0.6537 INCHES NOMINAL IN |
| Style Designator | STRAIGHT BORE, NORMAL ANGLE |
| Overall Outside Diameter | 2.8910 INCHES NOMINAL IN |
| Backface Corner Radius | 0.0310 INCHES NOMINAL IN |
| Cone Corner Radius | 0.1400 INCHES NOMINAL IN |
| Standout Width | 0.1900 INCHES NOMINAL IN |
| Cone Width | 0.7800 INCHES NOMINAL IN |
| Standard Tolerance Designation | AFBMA CLASS 2 |
| Bore Diameter | 1.6250 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| LM501349LM501314 PRIMARY | The Timken Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3110001350983 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 9420095 | 5/1 Secondary reference General Motors Llc Dba General Motors Llc |
| 7451281 | 5/9 Secondary reference General Motors Llc Dba General Motors Llc |
| LM501349LM501314 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 7451281 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 3110-00-135-0983 is a Bearing,roller,tapered, manufactured by The Timken Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-135-0983 has 1 manufacturer part number on file: LM501349LM501314 (The Timken Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5962-01-046-9461. Verify interchangeability with system specifications before substitution.
Key specifications for LM501349LM501314: Cup Width: 0.6537 INCHES NOMINAL IN; Style Designator: STRAIGHT BORE, NORMAL ANGLE; Overall Width: 0.8437 INCHES NOMINAL IN; Overall Outside Diameter: 2.8910 INCHES NOMINAL IN. 10 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.