The O-Ring, cataloged under National Stock Number 5331-01-388-1963, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Danfoss Power Solutions II, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Danfoss Power Solutions II, Llc (CAGE 01276) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-388-1963 |
| Primary Part Number | ZW-06 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| ZW-06 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| ZW-06 | 3/9 Design control — primary reference Dana Corp Weatherhead Div |
NSN 5331-01-388-1963 is a O-Ring, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-388-1963 has 1 manufacturer part number on file: ZW-06 (Danfoss Power Solutions II, Llc).
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.