The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-100-7356, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-100-7356 |
| Primary Part Number | DE17-21 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Internal Fit-Up Designation | STANDARD |
| Locating Feature | NONLOCATING |
| 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 | 270.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.1 |
| Bore Diameter | 150.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| DE17-21 PRIMARY | Westinghouse Electric Corp (USA) |
| U5230TM PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| UM5230B PRIMARY | Regal Beloit America, Inc. Dba Rollway Bearing (USA) |
| U5230TM PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| U5230TM | 5/9 Secondary reference General Motors Corp |
| U5230TM | 5/9 Secondary reference General Motors Corp Delco Moraine Ndh Div |
NSN 3110-00-100-7356 is a Bearing,roller,cylindrical, manufactured by Westinghouse Electric Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-100-7356 has 4 manufacturer part numbers on file: DE17-21 (Westinghouse Electric Corp), U5230TM (General Motors Llc Dba General Motors Llc), UM5230B (Regal Beloit America, Inc. Dba Rollway Bearing), U5230TM (Westinghouse Electric Corp).
Key specifications for DE17-21: Internal Fit-Up Designation: STANDARD; Locating Feature: NONLOCATING; 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. 9 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.