The O-Ring, cataloged under National Stock Number 5331-01-557-1253, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Pall Corp Div Pall Corporation. The record lists 2 manufacturer part numbers 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 | Pall Corp Div Pall Corporation (CAGE 06816) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-557-1253 |
| Primary Part Number | T10540864 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Pall Corp Div Pall Corporation |
| 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 |
|---|---|
| D-350243 ITEM NO 3 | Pall Corp Div Pall Corporation (USA) |
| T10540864 PRIMARY | Pall Corp Div Pall Corporation (USA) |
NSN 5331-01-557-1253 is a O-Ring, manufactured by Pall Corp Div Pall Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-557-1253 has 2 manufacturer part numbers on file: D-350243 ITEM NO 3 (Pall Corp Div Pall Corporation), T10540864 (Pall Corp Div Pall Corporation).
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.