The Roller,bearing, cataloged under National Stock Number 3110-01-303-2870, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-303-2870 |
| Item Name | Roller,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Rolling Element Diameter | 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Style Designator | NEEDLE ROLLER, SPHERICAL ENDS |
| 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 |
| Reference | Meaning |
|---|---|
| 5412082 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-303-2870 is a Roller,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1680-01-479-6271. Verify interchangeability with system specifications before substitution.
Key specifications for 3110-01-303-2870: Rolling Element Diameter: 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN; Style Designator: NEEDLE ROLLER, SPHERICAL ENDS; Overall Length: 0.6000 INCHES MINIMUM AND 0.6200 INCHES MAXIMUM IN; Material: STEEL OVERALL. 3 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.