The O-Ring, cataloged under National Stock Number 5331-01-450-6650, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Coffin World Water Systems, Llc Dba Coffin World Water Systems, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Coffin World Water Systems, Llc Dba Coffin World Water Systems, Llc (CAGE 0AR12) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-450-6650 |
| Primary Part Number | 500316 ITEM 5 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Coffin World Water Systems, Llc Dba Coffin World Water Systems, 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 |
|---|---|
| 500316 ITEM 5 PRIMARY | Coffin World Water Systems, Llc Dba Coffin World Water Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 0M0C50140 | 5/9 Secondary reference Coffin World Water Systems, Llc Dba Coffin World Water Systems, Llc |
| OMOC50140 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-450-6650 is a O-Ring, manufactured by Coffin World Water Systems, Llc Dba Coffin World Water Systems, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-450-6650 has 1 manufacturer part number on file: 500316 ITEM 5 (Coffin World Water Systems, Llc Dba Coffin World Water Systems, 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.