The O-Ring, cataloged under National Stock Number 5331-01-657-0506, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kessler Intl Corp. 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 | 5331-01-657-0506 |
| Primary Part Number | O380X3N |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kessler Intl Corp |
| 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 |
NSN 5331-01-657-0506 is a O-Ring, manufactured by Kessler Intl Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-657-0506 has 2 manufacturer part numbers on file: O380X3N (Kessler Intl Corp), O380X3N (Ktsdi Llc).
Key specifications for O380X3N: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: 3930-01-522-7364;ROUGH TERRAIN CONTAINER HANDLER. 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.