The O-Ring, cataloged under National Stock Number 5331-00-803-5768, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Del Mar Avionics, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-803-5768 |
| Primary Part Number | A5-4316V |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Del Mar Avionics, Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Center Hole Diameter | 5.375 INCHES NOMINAL 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 |
|---|---|
| A5-4316V PRIMARY | Del Mar Avionics, Llc (USA) |
| Reference | Meaning |
|---|---|
| A5-4316 | 5/9 Secondary reference Del Mar Avionics, Llc |
NSN 5331-00-803-5768 is a O-Ring, manufactured by Del Mar Avionics, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-803-5768 has 1 manufacturer part number on file: A5-4316V (Del Mar Avionics, Llc).
Key specifications for A5-4316V: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Center Hole Diameter: 5.375 INCHES NOMINAL 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.