The O-Ring, cataloged under National Stock Number 5331-01-080-9231, 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 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-080-9231 |
| Primary Part Number | 11581P-44 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | David Clark Co Inc Div David Clark Company, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.082 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.185 INCHES MINIMUM AND 0.195 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 |
|---|---|
| 11581P-44 PRIMARY | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10182406 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5331-01-080-9231 is a O-Ring, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-080-9231 has 1 manufacturer part number on file: 11581P-44 (David Clark Co Inc Div David Clark Company, Inc.).
Key specifications for 11581P-44: Cross-Sectional Height: 0.082 INCHES MINIMUM AND 0.088 INCHES MAXIMUM IN; Center Hole Diameter: 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN; Material: RUBBER CHLOROPRENE CLASS CR. 3 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.