The O-Ring, cataloged under National Stock Number 5331-01-189-3623, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-189-3623 |
| Primary Part Number | 182754 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| Cross-Sectional Height | 0.093 INCHES NOMINAL IN |
| Material | RUBBER FLUOROSILICONE CLASS FQ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 182754 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
| Reference | Meaning |
|---|---|
| 182754 | 5/2 Secondary reference U.S. Government activity |
NSN 5331-01-189-3623 is a O-Ring, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-189-3623 has 1 manufacturer part number on file: 182754 (Woodward, Inc. Div Fuel Systems and Controls).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-277-7233, 4820-01-313-6735. Verify interchangeability with system specifications before substitution.
Key specifications for 182754: Cross-Sectional Height: 0.093 INCHES NOMINAL IN; Material: RUBBER FLUOROSILICONE CLASS FQ. 2 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.