The O-Ring, cataloged under National Stock Number 5331-01-528-0397, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Container Solutions Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-528-0397 |
| Primary Part Number | PEFV009 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Bae Systems Container Solutions Inc |
| Status | ACTIVE |
| Material | RUBBER SILICONE CLASS Q |
| 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 |
|---|---|
| PEFV009 PRIMARY | Bae Systems Container Solutions Inc (USA) |
| Reference | Meaning |
|---|---|
| 10302944 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5331PL1726094 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5331-01-528-0397 is a O-Ring, manufactured by Bae Systems Container Solutions Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-528-0397 has 1 manufacturer part number on file: PEFV009 (Bae Systems Container Solutions Inc).
Key specifications for PEFV009: Part Name Assigned by Controlling Agency: O-RING,BIT ACCESS PORT COVER; End Item Identification: F-16; Material: RUBBER SILICONE CLASS Q. 1 specification is 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.