The Housing,bearing Unit, cataloged under National Stock Number 3130-01-327-8041, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-327-8041 |
| Primary Part Number | 5821028 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Assembly Overall Length | 0.385 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1A,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A |
| Flange Thickness | 0.072 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Style Designator | FLANGE BLOCK |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.205 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Bore Diameter | 0.6270 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Housing Diameter | 1.400 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 |
| Part Number | Manufacturer |
|---|---|
| 5821028 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3130-01-327-8041 is a Housing,bearing Unit, manufactured by Naval Sea Systems Command, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-327-8041 has 1 manufacturer part number on file: 5821028 (Naval Sea Systems Command).
Key specifications for 5821028: Assembly Overall Length: 0.385 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625,TYPE 1A,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A; Flange Thickness: 0.072 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED. 11 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.