The O-Ring, cataloged under National Stock Number 5331-00-399-5718, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Smith Equipment Mfg Co Llc. 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-399-5718 |
| Primary Part Number | AW15 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Smith Equipment Mfg Co Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.045 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Material | RUBBER |
| 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 |
|---|---|
| AW15 PRIMARY | Smith Equipment Mfg Co Llc (USA) |
NSN 5331-00-399-5718 is a O-Ring, manufactured by Smith Equipment Mfg Co Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-399-5718 has 1 manufacturer part number on file: AW15 (Smith Equipment Mfg Co Llc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-336-0536. Verify interchangeability with system specifications before substitution.
Key specifications for AW15: Cross-Sectional Height: 0.045 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN; Center Hole Diameter: 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Material: RUBBER. 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.