The O-Ring, cataloged under National Stock Number 5331-01-453-8142, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is The Presray 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 | The Presray Corporation (CAGE 06425); Leslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-453-8142 |
| Primary Part Number | PR19543 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | The Presray 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 |
|---|---|
| PR19543 PRIMARY | The Presray Corporation (USA) |
| 2498-14-19-25A | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 5331-01-453-8142 is a O-Ring, manufactured by The Presray Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-453-8142 has 2 manufacturer part numbers on file: PR19543 (The Presray Corporation), 2498-14-19-25A (Leslie Controls, Inc. Dba Leslie Controls 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.