The Bearing Unit,roller, cataloged under National Stock Number 3130-01-149-7436, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3130-01-149-7436 |
| Item Name | Bearing Unit,roller |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Status | ACTIVE |
| Lubrication Material | OIL |
| Assembly Overall Length | 7.3750 INCHES NOMINAL IN |
| Housing Height | 4.3750 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED |
| Mounting Hole Diameter | 0.4375 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Width | 7.5000 INCHES NOMINAL IN |
| Housing Width | 9.7500 INCHES NOMINAL IN |
| Base Length | 3.5000 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 2.5000 INCHES NOMINAL IN |
| Bore Diameter | 1.9960 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN |
| Housing Length | 3.5000 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 |
|---|---|
| 858313 | 5/9 Secondary reference Raytheon Technical Services Company |
| RW-32-V | 3/2 Design control — primary reference U.S. Government activity |
NSN 3130-01-149-7436 is a Bearing Unit,roller, classified under FSC 3130, Bearings, Mounted. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3120-01-200-7340. Verify interchangeability with system specifications before substitution.
Key specifications for 3130-01-149-7436: Lubrication Material: OIL; Assembly Overall Length: 7.3750 INCHES NOMINAL IN; Housing Height: 4.3750 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.