The Housing,bearing Unit, cataloged under National Stock Number 3130-01-677-5256, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Naval Surface Warfare Center Dahlgren Div. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 3130-01-677-5256 |
| Primary Part Number | 101689 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Naval Surface Warfare Center Dahlgren Div |
| Status | ACTIVE |
| 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 |
|---|---|
| 101689 PRIMARY | Naval Surface Warfare Center Dahlgren Div (USA) |
NSN 3130-01-677-5256 is a Housing,bearing Unit, manufactured by Naval Surface Warfare Center Dahlgren Div, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-677-5256 has 1 manufacturer part number on file: 101689 (Naval Surface Warfare Center Dahlgren Div).
1 possible match (shared part number, not a government interchangeability claim): 9905-01-688-8722. Verify interchangeability with system specifications before substitution.
Key specifications for 101689: Part Name Assigned by Controlling Agency: BEARING ASSY MOTOR.; End Item Identification: AC-130W AIRCRAFT,105MM GUNSHIP. W. 0 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.