The Retainer,ball,bearing, cataloged under National Stock Number 3110-00-084-7121, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-00-084-7121 |
| Item Name | Retainer,ball,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Rolling Element Diameter | 0.3750 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN |
| Style Designator | RETAINER AND BALLS, THRUST |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.6038 INCHES MINIMUM AND 1.6041 INCHES MAXIMUM IN |
| Bore Diameter | 1.3774 INCHES MINIMUM AND 1.3778 INCHES MAXIMUM IN |
| Material | STEEL COMP E4340 OVERALL |
| Retainer Piece Quantity | 1 |
| 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 |
|---|---|
| 363261-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-00-084-7121 is a Retainer,ball,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-084-7121: Rolling Element Diameter: 0.3750 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN; Style Designator: RETAINER AND BALLS, THRUST; Material Document and Classification: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.6038 INCHES MINIMUM AND 1.6041 INCHES MAXIMUM IN. 7 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.