The O-Ring, cataloged under National Stock Number 5331-01-654-0389, 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. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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 | 5331-01-654-0389 |
| Primary Part Number | 0634.313.286 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors |
| Status | ACTIVE |
| Cross-Sectional Height | 2.0 MILLIMETERS NOMINAL MM |
| Center Hole Diameter | 33.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| 0634.313.286 PRIMARY | Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors (USA) |
| 0634.313.286 PRIMARY | Z+f Usa, Inc (USA) |
NSN 5331-01-654-0389 is a O-Ring, manufactured by Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-654-0389 has 2 manufacturer part numbers on file: 0634.313.286 (Palmer Johnson Power Systems Llc Dba Palmer Johnson Distributors), 0634.313.286 (Z+f Usa, Inc).
Key specifications for 0634.313.286: Cross-Sectional Height: 2.0 MILLIMETERS NOMINAL MM; Special Features: CAGE 43PF5 DOES NOT SELL TO THE GOVERNMENT; Center Hole Diameter: 33.0 MILLIMETERS NOMINAL MM; End Item Identification: 3930-01-522-7364. 2 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.