The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-278-2945, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corporation Dba Mpb Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-278-2945 |
| Primary Part Number | 5RUH109-83 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corporation Dba Mpb Corp |
| Status | ACTIVE |
| Internal Clearance | 0.0010 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN |
| Locating Feature | TWO DIRECTION |
| Surface Finish | GROUND |
| Precious Material | SILVER |
| Style Designator | SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR BALLS, GRADE 5 |
| Material | STEEL COMP M50 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 5RUH109-83 PRIMARY | Mpb Corporation Dba Mpb Corp (USA) |
| Reference | Meaning |
|---|---|
| 6051T94P01 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3110-01-278-2945 is a Bearing,roller,cylindrical, manufactured by Mpb Corporation Dba Mpb Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-278-2945 has 1 manufacturer part number on file: 5RUH109-83 (Mpb Corporation Dba Mpb Corp).
Key specifications for 5RUH109-83: Internal Clearance: 0.0010 INCHES MINIMUM RADIAL AND 0.0014 INCHES MAXIMUM RADIAL IN; Locating Feature: TWO DIRECTION; Surface Finish: GROUND; Precious Material: SILVER. 8 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.
NSN 3110-01-278-2945 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.