The O-Ring, cataloged under National Stock Number 5331-01-258-2596, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mueller Brass 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 | Mueller Brass Co. (CAGE 41947) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-258-2596 |
| Primary Part Number | A8788 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Mueller Brass 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 |
|---|---|
| A8788 PRIMARY | Mueller Brass Co. (USA) |
NSN 5331-01-258-2596 is a O-Ring, manufactured by Mueller Brass Co., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-258-2596 has 1 manufacturer part number on file: A8788 (Mueller Brass 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.