The O-Ring, cataloged under National Stock Number 5331-01-378-8589, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is American Vulkan Corporation Dba Vulkan Corp. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | American Vulkan Corporation Dba Vulkan Corp (CAGE 60248); Din Deutsches Institut Fur Normung Ev (CAGE D8286) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-378-8589 |
| Primary Part Number | 7029800032 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | American Vulkan Corporation Dba Vulkan 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 |
|---|---|
| 7029800032 PRIMARY | American Vulkan Corporation Dba Vulkan Corp (USA) |
| 7029800032 | Din Deutsches Institut Fur Normung Ev (DEU) |
| Reference | Meaning |
|---|---|
| ON2296001 ITEM 62 | 5/9 Secondary reference American Vulkan Corporation Dba Vulkan Corp |
NSN 5331-01-378-8589 is a O-Ring, manufactured by American Vulkan Corporation Dba Vulkan Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-378-8589 has 2 manufacturer part numbers on file: 7029800032 (American Vulkan Corporation Dba Vulkan Corp), 7029800032 (Din Deutsches Institut Fur Normung Ev).
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.