The Housing,bearing Unit, cataloged under National Stock Number 3130-01-514-7878, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Mcmaster-Carr Supply Company. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-514-7878 |
| Primary Part Number | 6252K49 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Mcmaster-Carr Supply Company |
| Status | ACTIVE |
| Housing Height | 2.688 INCHES NOMINAL IN |
| Style Designator | PILLOW BLOCK, SOLID |
| Center to Center Distance Between Mounting Holes Along Width | 3.875 INCHES NOMINAL IN |
| Housing Width | 5.375 INCHES NOMINAL IN |
| Base Length | 1.438 INCHES NOMINAL IN |
| Base Thickness | 0.219 INCHES NOMINAL IN |
| Bore Diameter | 1.4970 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN |
| Material | STEEL COMP 304 OVERALL |
| Housing Length | 1.750 INCHES NOMINAL IN |
| Height From Bottom of Base to Bore Centerline | 1.344 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 |
|---|---|
| 6252K49 | Mcmaster-Carr Supply Company (USA) |
| Reference | Meaning |
|---|---|
| 6252K76 | 3/9 Design control — primary reference Mcmaster-Carr Supply Company |
NSN 3130-01-514-7878 is a Housing,bearing Unit, manufactured by Mcmaster-Carr Supply Company, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-514-7878 has 1 manufacturer part number on file: 6252K49 (Mcmaster-Carr Supply Company).
Key specifications for 6252K49: Housing Height: 2.688 INCHES NOMINAL IN; Style Designator: PILLOW BLOCK, SOLID; Center to Center Distance Between Mounting Holes Along Width: 3.875 INCHES NOMINAL IN; Housing Width: 5.375 INCHES NOMINAL IN. 10 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.