The O-Ring, cataloged under National Stock Number 5331-00-982-3623, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Proponent, Inc. Dba Proponent. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-982-3623 |
| Primary Part Number | LS10160-278 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Proponent, Inc. Dba Proponent |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 12.079 INCHES MINIMUM AND 12.139 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| LS10160-278 | Proponent, Inc. Dba Proponent (USA) |
| Reference | Meaning |
|---|---|
| LS5041-22 | 5/2 Secondary reference U.S. Government activity |
| LS5041-22 | 5/9 Secondary reference U.S. Government activity |
| LS10160-278 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5331-00-982-3623 is a O-Ring, manufactured by Proponent, Inc. Dba Proponent, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-982-3623 has 1 manufacturer part number on file: LS10160-278 (Proponent, Inc. Dba Proponent).
Key specifications for LS10160-278: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 12.079 INCHES MINIMUM AND 12.139 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 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.