The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-448-7350, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Regal Beloit America, Inc. Dba Rollway Bearing. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-00-448-7350 |
| Primary Part Number | 2587123 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Regal Beloit America, Inc. Dba Rollway Bearing |
| Status | ACTIVE |
| Retainer Fabrication Method | MACHINED |
| Internal Clearance | 0.0072 INCHES MINIMUM RADIAL AND 0.0082 INCHES MAXIMUM RADIAL IN |
| Locating Feature | ONE DIRECTION |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE |
| Overall Outside Diameter | 120.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | RBEC NO.1 |
| Bore Diameter | 55.0 MILLIMETERS NOMINAL MM |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | COPPER ALLOY RETAINER |
| Material | STEEL ROLLER |
| 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 |
|---|---|
| L1311U105 | Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA) |
| 2587123 PRIMARY | Regal Beloit America, Inc. Dba Rollway Bearing (USA) |
| 2587123 PRIMARY | Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| NJ311JRL2 | 5/1 Secondary reference Skf Usa Inc. |
| L1311U105 | 5/1 Secondary reference Regal Beloit America, Inc. Dba Rollway Bearing |
| 2587123 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3110-00-448-7350 is a Bearing,roller,cylindrical, manufactured by Regal Beloit America, Inc. Dba Rollway Bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-448-7350 has 3 manufacturer part numbers on file: L1311U105 (Gwilliam Company, Inc. Div Ball & Roller Bearing Division), 2587123 (Regal Beloit America, Inc. Dba Rollway Bearing), 2587123 (Skf Usa Inc.).
Key specifications for 2587123: Retainer Fabrication Method: MACHINED; Internal Clearance: 0.0072 INCHES MINIMUM RADIAL AND 0.0082 INCHES MAXIMUM RADIAL IN; Locating Feature: ONE DIRECTION; Surface Finish: GROUND. 13 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.