The Housing,bearing Unit, cataloged under National Stock Number 3130-01-173-3491, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Fields Enterprises Inc Fields Roof Coatings Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 — Bearings, Mounted (FSG 31) |
| Manufacturers | Fields Enterprises Inc Fields Roof Coatings Div (CAGE 59985) |
| Parameter | Value |
|---|---|
| NSN | 3130-01-173-3491 |
| Primary Part Number | T001313580 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Fields Enterprises Inc Fields Roof Coatings Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| T001313580 PRIMARY | Fields Enterprises Inc Fields Roof Coatings Div (USA) |
| Reference | Meaning |
|---|---|
| T001313580 | 5/9 Secondary reference U.S. Government activity |
| 313580 | 5/9 Secondary reference U.S. Government activity |
NSN 3130-01-173-3491 is a Housing,bearing Unit, manufactured by Fields Enterprises Inc Fields Roof Coatings Div, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-173-3491 has 1 manufacturer part number on file: T001313580 (Fields Enterprises Inc Fields Roof Coatings Div).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-241-9210. Verify interchangeability with system specifications before substitution.
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.