The O-Ring, cataloged under National Stock Number 5331-01-221-9657, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hexco International Dba Acd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Hexco International Dba Acd (CAGE 15275) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-221-9657 |
| Primary Part Number | 84010 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hexco International Dba Acd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 84010 PRIMARY | Hexco International Dba Acd (USA) |
NSN 5331-01-221-9657 is a O-Ring, manufactured by Hexco International Dba Acd, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-221-9657 has 1 manufacturer part number on file: 84010 (Hexco International Dba Acd).
2 possible matches (shared part number, not a government interchangeability claim): 5962-01-250-5838, 5962-01-341-5874. Verify interchangeability with system specifications before substitution.
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.