The O-Ring, cataloged under National Stock Number 5331-01-734-3231, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-Ring (FSG 53) |
| Manufacturers | Electric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169); Sae International Dba Sae International (CAGE 0U583); Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-734-3231 |
| Primary Part Number | 515-8837031-F121 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R6491610-F121 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| AS568-221 | Sae International Dba Sae International (USA) |
| LOA038831-F121 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 218131798 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 515-8837031 | Naval Sea Systems Command (USA) |
| 515-8837031-F121 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5331-01-734-3231 is a O-Ring, manufactured by Naval Sea Systems Command, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-734-3231 has 6 cross-referenced part numbers: R6491610-F121 (Electric Boat Corporation Div General Dynamics Electric Boat), AS568-221 (Sae International Dba Sae International), LOA038831-F121 (Electric Boat Corporation Div General Dynamics Electric Boat), 218131798 (Electric Boat Corporation Div General Dynamics Electric Boat), 515-8837031 (Naval Sea Systems Command) and 1 more.
There are 3 known substitutes for 5331-01-734-3231: 5331-00-892-1917, 5331-00-925-4334, 5331-01-486-1739. Verify interchangeability with system specifications before substitution.