The Bearing Unit,plain, cataloged under National Stock Number 3130-01-721-5291, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Sea Systems Command. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Bearing Unit,plain |
| FSC / FSG | 3130 — No Item Name Available (FSG 31) |
| Manufacturers | Electric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 3130-01-721-5291 |
| Primary Part Number | 725-8839153-90 |
| Item Name | Bearing Unit,plain |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R5257820-90 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| LOA020031-90 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 211060697 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 725-8839153-90 PRIMARY | Naval Sea Systems Command (USA) |
| 8839153 | Naval Sea Systems Command (USA) |
NSN 3130-01-721-5291 is a Bearing Unit,plain, manufactured by Naval Sea Systems Command, classified under FSC 3130 (No Item Name Available). Status: active.
NSN 3130-01-721-5291 has 5 cross-referenced part numbers: R5257820-90 (Electric Boat Corporation Div General Dynamics Electric Boat), LOA020031-90 (Electric Boat Corporation Div General Dynamics Electric Boat), 211060697 (Electric Boat Corporation Div General Dynamics Electric Boat), 725-8839153-90 (Naval Sea Systems Command), 8839153 (Naval Sea Systems Command).
There are 12 known substitutes for 3130-01-721-5291: 4820-01-706-7150, 4820-01-709-1173, 5340-01-721-4395 and 9 more. Verify interchangeability with system specifications before substitution.