The Housing,bearing Unit, cataloged under National Stock Number 3130-01-275-6965, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3130-01-275-6965 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Status | ACTIVE |
| Assembly Overall Length | 1.780 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A |
| Flange Thickness | 0.060 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Style Designator | FLANGE BLOCK |
| Material Document and Classification | QQ-A-225/8C FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Bolt Circle Diameter | 1.1235 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Surface Treatment | CHROMATE OVERALL |
| Bore Diameter | 0.4690 INCHES MINIMUM AND 0.4700 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Housing Length | 1.560 INCHES NOMINAL IN |
| Housing Diameter | 1.380 INCHES NOMINAL 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 |
|---|---|
| 436287-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3130-01-275-6965 is a Housing,bearing Unit, classified under FSC 3130, Bearings, Mounted. Status: active.
Key specifications for 3130-01-275-6965: Assembly Overall Length: 1.780 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541,CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A; Flange Thickness: 0.060 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED. 14 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.