The O-Ring, cataloged under National Stock Number 5331-01-564-5863, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is U S Dept of Transportation Federal Aviation Administration. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-564-5863 |
| Primary Part Number | 1590ORING-100 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| Status | ACTIVE |
| 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 |
|---|---|
| 1590ORING-100 PRIMARY | U S Dept of Transportation Federal Aviation Administration (USA) |
| 1590ORING-100 | Hammond Mfg Co Ltd (CAN) |
NSN 5331-01-564-5863 is a O-Ring, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-564-5863 has 2 manufacturer part numbers on file: 1590ORING-100 (U S Dept of Transportation Federal Aviation Administration), 1590ORING-100 (Hammond Mfg Co Ltd).
Key specifications for 1590ORING-100: End Item Identification: MARK 200. 0 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.