The Collar,bearing, cataloged under National Stock Number 3110-00-651-9159, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-00-651-9159 |
| Item Name | Collar,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Status | ACTIVE |
| Style Designator | BEARING |
| Material Document and Classification | QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-355,T4 FED SPEC SINGLE MATERIAL RESPONSE OR WW-T-785,TYPE 1,T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-267,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 4.2000 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Bore Diameter | 3.9700 INCHES MINIMUM AND 3.9800 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 6-74623 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-00-651-9159 is a Collar,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
Key specifications for 3110-00-651-9159: Style Designator: BEARING; Material Document and Classification: QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-355,T4 FED SPEC SINGLE MATERIAL RESPONSE OR WW-T-785,TYPE 1,T3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-267,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Width: 0.9000 INCHES NOMINAL IN; Outside Diameter: 4.2000 INCHES NOMINAL IN. 10 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.