The O-Ring, cataloged under National Stock Number 5331-01-047-8731, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5331-01-047-8731 |
| Primary Part Number | 908-7610 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.375 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| 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 |
|---|---|
| 701-7863 PIECE 6 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 908-7610 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 908-7610 | 3/9 Design control — primary reference Aqua-Chem, Inc. |
| 701-7863 PIECE 6 | 5/9 Secondary reference Aqua-Chem, Inc. |
NSN 5331-01-047-8731 is a O-Ring, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-047-8731 has 2 manufacturer part numbers on file: 701-7863 PIECE 6 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 908-7610 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 908-7610: Cross-Sectional Height: 0.375 INCHES NOMINAL IN; Material: RUBBER CHLOROPRENE CLASS CR. 2 specifications are 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.