The O-Ring, cataloged under National Stock Number 5331-01-201-2590, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Vermeer Manufacturing Company Dba Vermeer Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Vermeer Manufacturing Company Dba Vermeer Corporation (CAGE 11457) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-201-2590 |
| Primary Part Number | 4357-001-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Vermeer Manufacturing Company Dba Vermeer Corporation |
| 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 |
|---|---|
| 4357-001-1 PRIMARY | Vermeer Manufacturing Company Dba Vermeer Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4357-001 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 4357-001 | 5/9 Secondary reference Vermeer Equipment (uk) Ltd |
| 4357-011 | 5/9 Secondary reference Vermeer Manufacturing Company Dba Vermeer Corporation |
NSN 5331-01-201-2590 is a O-Ring, manufactured by Vermeer Manufacturing Company Dba Vermeer Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-201-2590 has 1 manufacturer part number on file: 4357-001-1 (Vermeer Manufacturing Company Dba Vermeer Corporation).
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.