The Ring,bearing,outer, cataloged under National Stock Number 3110-00-151-8506, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3110-00-151-8506 |
| Primary Part Number | 113771 |
| Item Name | Ring,bearing,outer |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Overall Outside Diameter | 72.00 MILLIMETERS NOMINAL MM |
| Standard Tolerance Designation | AFBMA STD TOLERANCES FOR JOURNAL BEARINGS |
| Bore Diameter | 2.5000 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 |
|---|---|
| 0R306 | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| 113771 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 113771 | 3/9 Design control — primary reference General Motors Corp |
| 0R306 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 0R306 | 5/9 Secondary reference Orange Roller Bearing Co Inc |
| 0R306 | 5/9 Secondary reference General Motors Corp |
NSN 3110-00-151-8506 is a Ring,bearing,outer, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-151-8506 has 2 manufacturer part numbers on file: 0R306 (Rbc Bearings Incorporated Div West Trenton Division), 113771 (General Motors Llc Dba General Motors Llc).
1 possible match (shared part number, not a government interchangeability claim): 1660-00-574-6178. Verify interchangeability with system specifications before substitution.
Key specifications for 113771: Surface Finish: GROUND; Overall Width: 1.1880 INCHES NOMINAL IN; Overall Outside Diameter: 72.00 MILLIMETERS NOMINAL MM; Standard Tolerance Designation: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS. 4 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.