The O-Ring, cataloged under National Stock Number 5331-01-359-2155, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hydac Corp. The record lists 3 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 | Hydac Corp (CAGE 59793); Hydac Systems & Services Gmbh (CAGE C1861) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-359-2155 |
| Primary Part Number | LFW60 ITEM 8 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hydac Corp |
| 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 |
|---|---|
| 18X2.5 VITON | Hydac Corp (USA) |
| 18X2.5 | Hydac Systems & Services Gmbh (DEU) |
| LFW60 ITEM 8 PRIMARY | Hydac Corp (USA) |
NSN 5331-01-359-2155 is a O-Ring, manufactured by Hydac Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-359-2155 has 3 manufacturer part numbers on file: 18X2.5 VITON (Hydac Corp), 18X2.5 (Hydac Systems & Services Gmbh), LFW60 ITEM 8 (Hydac Corp).
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.