The O-Ring, cataloged under National Stock Number 5331-01-379-0050, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Edge Digital Group, Inc., Dba Edge Digital Group. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Edge Digital Group, Inc., Dba Edge Digital Group (CAGE 1YGY0); Ge Water & Process Technologies (CAGE 38955) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-379-0050 |
| Primary Part Number | 50288 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Edge Digital Group, Inc., Dba Edge Digital Group |
| 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 |
|---|---|
| 50288 PRIMARY | Edge Digital Group, Inc., Dba Edge Digital Group (USA) |
| 1025973 | Ge Water & Process Technologies (CAN) |
| Reference | Meaning |
|---|---|
| PV-OR40-120 | 5/9 Secondary reference Advanced Structures Inc |
| 50288 | 3/9 Design control — primary reference Advanced Structures Inc |
| 6ER001-120 | 5/9 Secondary reference Allied Products Corp Pheoll Mfg Co Div |
NSN 5331-01-379-0050 is a O-Ring, manufactured by Edge Digital Group, Inc., Dba Edge Digital Group, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-379-0050 has 2 manufacturer part numbers on file: 50288 (Edge Digital Group, Inc., Dba Edge Digital Group), 1025973 (Ge Water & Process Technologies).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-392-5450. 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.