The O-Ring, cataloged under National Stock Number 5331-01-657-0168, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-657-0168 |
| Primary Part Number | 0634.313.960 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors |
| 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 |
|---|---|
| 0634.313.960 PRIMARY | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors (USA) |
| ZF0634313960 | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors (USA) |
NSN 5331-01-657-0168 is a O-Ring, manufactured by Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-657-0168 has 2 manufacturer part numbers on file: 0634.313.960 (Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors), ZF0634313960 (Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors).
Key specifications for 0634.313.960: Special Features: OEM CAGE CODE:43PF5 DOES NOT SELL TO THE GOVERNMENT; Part Name Assigned by Controlling Agency: O-RING,170 X 3; End Item Identification: NSN:3930-01-522-7364. 0 specifications are documented in the U.S. Government catalog.
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.