The O-Ring, cataloged under National Stock Number 5331-01-454-3157, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Pdi Ground Support Systems, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Pdi Ground Support Systems, Inc. (CAGE 0W357) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-454-3157 |
| Primary Part Number | 6363 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Pdi Ground Support Systems, Inc. |
| 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 |
|---|---|
| 6363 PRIMARY | Pdi Ground Support Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 05-226 | 5/9 Secondary reference Applied Industrial Technologies Inc |
NSN 5331-01-454-3157 is a O-Ring, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-454-3157 has 1 manufacturer part number on file: 6363 (Pdi Ground Support Systems, 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.