The Bearing Unit,plain, cataloged under National Stock Number 3130-00-528-5158, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3130-00-528-5158 |
| Item Name | Bearing Unit,plain |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Status | ACTIVE |
| Flange Thickness | 0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN |
| Style Designator | FLANGE BLOCK |
| Features Provided | REMOVABLE LINER |
| Alignment Type | SELF-ALIGNING |
| Shaft End Type | OPEN |
| Bore Diameter | 1.8850 INCHES MINIMUM AND 1.8900 INCHES MAXIMUM IN |
| Material | ALUMINUM HOUSING |
| Material | STEEL BEARING |
| Material | STEEL INNER LINER |
| Housing Length | 0.5200 INCHES MINIMUM AND 0.5400 INCHES MAXIMUM IN |
| Housing Diameter | 4.8000 INCHES NOMINAL IN |
| Load Capability Type | RADIAL |
| 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 |
|---|---|
| 90-3048 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3130-00-528-5158 is a Bearing Unit,plain, classified under FSC 3130, Bearings, Mounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5998-01-380-5040. Verify interchangeability with system specifications before substitution.
Key specifications for 3130-00-528-5158: Flange Thickness: 0.0400 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN; Style Designator: FLANGE BLOCK; Features Provided: REMOVABLE LINER; Alignment Type: SELF-ALIGNING. 12 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.