The O-Ring, cataloged under National Stock Number 5331-01-493-4102, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-493-4102 |
| Primary Part Number | 5243 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Amerex Corporation Dba Amerex Corp |
| Status | ACTIVE |
| Material | RUBBER |
| 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 |
|---|---|
| 5243 PRIMARY | Amerex Corporation Dba Amerex Corp (USA) |
NSN 5331-01-493-4102 is a O-Ring, manufactured by Amerex Corporation Dba Amerex Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-493-4102 has 1 manufacturer part number on file: 5243 (Amerex Corporation Dba Amerex Corp).
Key specifications for 5243: Special Features: PART OF VALVE ASSEMBLY FOR FIRE EXTINGUISHER MODEL 240; Part Name Assigned by Controlling Agency: O-RING (VALVE STEM); End Item Identification: SENTINEL CLASS FAST RESPONSE CUTTER B (FRC-B); Material: RUBBER. 1 specification is 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.