The O-Ring, cataloged under National Stock Number 5331-00-402-4631, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is David Clark Co Inc Div David Clark Company, Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-402-4631 |
| Primary Part Number | 9686P04 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | David Clark Co Inc Div David Clark Company, Inc. |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Outside Diameter | 0.210 INCHES NOMINAL IN |
| Center Hole Diameter | 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM 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 |
|---|---|
| 9686P04 | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| AS568-004 3BC720A14B14EO14EO34F1 | Sae International Dba Sae International (USA) |
| AS568-004 AMS3209 | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 5331PL0656945 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| A-004SR533-70 | 3/2 Design control — primary reference U.S. Government activity |
| AS568-004 3BC720A14B14EO14EO34F1 | 5/9 Secondary reference U.S. Government activity |
| 2-004 C147-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-004C147-7 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-004 C873-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| AS112-20-04 | 3/2 Design control — primary reference U.S. Government activity |
| AS568-004 AMS3209 | 5/9 Secondary reference U.S. Government activity |
NSN 5331-00-402-4631 is a O-Ring, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-402-4631 has 3 manufacturer part numbers on file: 9686P04 (David Clark Co Inc Div David Clark Company, Inc.), AS568-004 3BC720A14B14EO14EO34F1 (Sae International Dba Sae International), AS568-004 AMS3209 (Sae International Dba Sae International).
2 possible matches (shared part number, not a government interchangeability claim): 5331-01-007-7086, 5331-01-011-7049. Verify interchangeability with system specifications before substitution.
Key specifications for 9686P04: Temp Rating: -40.0 FAHRENHEIT AND 212.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Outside Diameter: 0.210 INCHES NOMINAL IN; Center Hole Diameter: 0.064 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN. 5 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.