The O-Ring, cataloged under National Stock Number 5331-01-425-1891, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Amerex Corporation Dba Amerex Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Amerex Corporation Dba Amerex Corp (CAGE 54905) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-425-1891 |
| Primary Part Number | 05689 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Amerex Corporation Dba Amerex Corp |
| 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 |
|---|---|
| 05689 PRIMARY | Amerex Corporation Dba Amerex Corp (USA) |
| Reference | Meaning |
|---|---|
| 06902 REV H ITEM 8 | 5/9 Secondary reference Amerex Corporation Dba Amerex Corp |
| 05689 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-425-1891 is a O-Ring, manufactured by Amerex Corporation Dba Amerex Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-425-1891 has 1 manufacturer part number on file: 05689 (Amerex Corporation Dba Amerex Corp).
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.