The Housing,bearing Unit, cataloged under National Stock Number 3130-01-012-5209, 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12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-012-5209 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Status | ACTIVE |
| Housing Height | 2.9400 INCHES MINIMUM AND 2.9600 INCHES MAXIMUM IN |
| Flange Thickness | 0.0390 INCHES MINIMUM AND 0.0430 INCHES MAXIMUM IN |
| Style Designator | FLANGE BLOCK |
| Mounting Hole Diameter | 0.1610 INCHES NOMINAL IN |
| Overall Outside Diameter | 2.9600 INCHES MINIMUM AND 2.9800 INCHES MAXIMUM IN |
| Bolt Circle Diameter | 2.7200 INCHES NOMINAL IN |
| Shaft End Type | CLOSED OR OPEN |
| Test Data Document | 99207-+3-TE1 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| Bore Diameter | 1.9600 INCHES MINIMUM AND 1.9800 INCHES MAXIMUM IN |
| Housing Length | 0.5410 INCHES MINIMUM AND 0.5490 INCHES MAXIMUM IN |
| Height From Bottom of Base to Bore Centerline | 1.4700 INCHES MINIMUM AND 1.4800 INCHES MAXIMUM IN |
| Housing Diameter | 2.2462 INCHES MINIMUM AND 2.2467 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 646C686P2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3130-01-012-5209 is a Housing,bearing Unit, classified under FSC 3130, Bearings, Mounted. Status: active.
Key specifications for 3130-01-012-5209: Housing Height: 2.9400 INCHES MINIMUM AND 2.9600 INCHES MAXIMUM IN; Flange Thickness: 0.0390 INCHES MINIMUM AND 0.0430 INCHES MAXIMUM IN; Style Designator: FLANGE BLOCK; Mounting Hole Diameter: 0.1610 INCHES NOMINAL IN. 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.