The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-169-3170, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Emerson Power Transmission Corporation Div Ept. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-169-3170 |
| Primary Part Number | 8350831 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Emerson Power Transmission Corporation Div Ept |
| Status | ACTIVE |
| Locating Feature | TWO DIRECTION |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE |
| Overall Outside Diameter | 11.5000 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Bore Diameter | 8.4990 INCHES NOMINAL IN |
| Material | STEEL INNER RING |
| 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 |
|---|---|
| 8350831 PRIMARY | Emerson Power Transmission Corporation Div Ept (USA) |
| 8350831 | Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA) |
| 8350831 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| BU05032 | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
| 3110011693170 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 25183928263 | 5/9 Secondary reference Sapa Operaciones SL |
NSN 3110-01-169-3170 is a Bearing,roller,cylindrical, manufactured by Emerson Power Transmission Corporation Div Ept, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-169-3170 has 3 manufacturer part numbers on file: 8350831 (Emerson Power Transmission Corporation Div Ept), 8350831 (Gwilliam Company, Inc. Div Ball & Roller Bearing Division), 8350831 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8350831: Locating Feature: TWO DIRECTION; Surface Finish: GROUND; Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE; Overall Width: 1.5000 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.