The O-Ring, cataloged under National Stock Number 5331-01-300-1208, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Gil, Inc.. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Gil, Inc. (CAGE 55260) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-300-1208 |
| Primary Part Number | 030679 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Gil, Inc. |
| 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 |
|---|---|
| 030679 PRIMARY | Gil, Inc. (USA) |
| G-4154 ITEM 101 | Gil, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 030504 | 5/9 Secondary reference Gil, Inc. |
NSN 5331-01-300-1208 is a O-Ring, manufactured by Gil, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-300-1208 has 2 manufacturer part numbers on file: 030679 (Gil, Inc.), G-4154 ITEM 101 (Gil, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-507-5691. 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.