The O-Ring, cataloged under National Stock Number 5331-01-371-5129, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Watson Mcdaniel Co. 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 | Watson Mcdaniel Co (CAGE 64042) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-371-5129 |
| Primary Part Number | NO.13 PACKING 2-1/2IN SERIES 151 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Watson Mcdaniel Co |
| 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 |
|---|---|
| NO.13 PACKING 2-1/2IN SERIES 151 PRIMARY | Watson Mcdaniel Co (USA) |
NSN 5331-01-371-5129 is a O-Ring, manufactured by Watson Mcdaniel Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-371-5129 has 1 manufacturer part number on file: NO.13 PACKING 2-1/2IN SERIES 151 (Watson Mcdaniel Co).
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.