The O-Ring, cataloged under National Stock Number 5331-01-562-7741, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | American Vulkan Corporation Dba Vulkan Corp (CAGE 60248) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-562-7741 |
| Primary Part Number | 307101241 |
| 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) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 307101241 | American Vulkan Corporation Dba Vulkan Corp (USA) |
| Reference | Meaning |
|---|---|
| 307101241 | 3/9 Design control — primary reference Voith Turbo Inc. |
| 307028313 ITEM 14 | 5/9 Secondary reference Voith Turbo Inc. |
NSN 5331-01-562-7741 is a O-Ring, manufactured by American Vulkan Corporation Dba Vulkan Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-562-7741 has 1 manufacturer part number on file: 307101241 (American Vulkan Corporation Dba Vulkan 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.