The Bearing,roller,needle, cataloged under National Stock Number 3110-01-587-7591, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-587-7591 |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Outer Ring Width | 4.7450 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN |
| Surface Finish | GROUND |
| Style Designator | CAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE |
| Overall Outside Diameter | 8.9990 INCHES MINIMUM AND 9.0000 INCHES MAXIMUM IN |
| Alignment Type | RIGID |
| Bore Diameter | 3.7550 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL ROLLER |
| Material | STEEL BALL |
| Material | PLASTIC POLYAMIDE NYLON SEAL |
| Material | OXIDE ALUMINUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Inner Ring Width | 4.9900 INCHES MINIMUM AND 5.0050 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CYR-9-S-JJ | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-587-7591 is a Bearing,roller,needle, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-01-587-7591: Outer Ring Width: 4.7450 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN; Surface Finish: GROUND; Style Designator: CAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE; Overall Outside Diameter: 8.9990 INCHES MINIMUM AND 9.0000 INCHES MAXIMUM IN. 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.