The O-Ring, cataloged under National Stock Number 5331-01-646-2191, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Siemens Industry Inc. Dba Flender. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-646-2191 |
| Primary Part Number | 000.000.243.318 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Siemens Industry Inc. Dba Flender |
| Status | ACTIVE |
| 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 |
|---|---|
| 000.000.243.318 PRIMARY | Siemens Industry Inc. Dba Flender (USA) |
NSN 5331-01-646-2191 is a O-Ring, manufactured by Siemens Industry Inc. Dba Flender, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-646-2191 has 1 manufacturer part number on file: 000.000.243.318 (Siemens Industry Inc. Dba Flender).
Key specifications for 000.000.243.318: Special Features: US NSN NEEDS TO BE ASSIGNED AS WE ARE UNABLE TO OBTAIN CAGE CODE AND PART NUMBER FOR THE OEM, THE ONLY INFORMATION WE CAN OBTAIN IS THAT THE COMPANY IS IN GERMANY AND SIEMENS BUYS THE ITEM BY DESCRIPTION. PER ACODP-1 PARAGRAPH131.1.2 ITEMS OF SUPPLY ORIGINATING FROM NON-MANUFACTURERS. THE COUNTRY WHEREA KNOWN SUPPLIER TRADES IS RESPONSIBLE FOR THE CODIFICATION OF THE ITEM OF SUPPLY WHEN THE DESIGN CONTROL AUTHORITY CANNOT BE VERIFIED.. 0 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.