The O-Ring, cataloged under National Stock Number 5331-01-464-9572, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Supreme Integrated Technology, Inc. Dba C.s. Controls. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (CAGE 12190); Supreme Integrated Technology, Inc. Dba C.s. Controls (CAGE 0BJ09) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-464-9572 |
| Primary Part Number | PC45447 ITEM NO 2 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Supreme Integrated Technology, Inc. Dba C.s. Controls |
| 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 |
|---|---|
| PC45447 ITEM NO 2 | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (USA) |
| PC45447 ITEM NO 2 PRIMARY | Supreme Integrated Technology, Inc. Dba C.s. Controls (USA) |
| Reference | Meaning |
|---|---|
| 3-920-V709-90 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-464-9572 is a O-Ring, manufactured by Supreme Integrated Technology, Inc. Dba C.s. Controls, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-464-9572 has 2 manufacturer part numbers on file: PC45447 ITEM NO 2 (Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control), PC45447 ITEM NO 2 (Supreme Integrated Technology, Inc. Dba C.s. Controls).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-497-2673. Verify interchangeability with system specifications before substitution.
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.