The O-Ring, cataloged under National Stock Number 5331-01-222-4002, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Weil Pump Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Weil Pump Co Inc (CAGE 64392) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-222-4002 |
| Primary Part Number | X3542 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Weil Pump Co Inc |
| 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 |
|---|---|
| X3542 PRIMARY | Weil Pump Co Inc (USA) |
NSN 5331-01-222-4002 is a O-Ring, manufactured by Weil Pump Co Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-222-4002 has 1 manufacturer part number on file: X3542 (Weil Pump Co Inc).
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.