The O-Ring, cataloged under National Stock Number 5331-01-593-6471, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-593-6471 |
| Primary Part Number | 1583636-57 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Cross-Sectional Height | 0.079 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | MIL-R-25988A MIL SPEC SINGLE MATERIAL RESPONSE A |
| Center Hole Diameter | 1.215 INCHES MINIMUM AND 1.227 INCHES MAXIMUM 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 | X |
| Part Number | Manufacturer |
|---|---|
| 1583636-57 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
NSN 5331-01-593-6471 is a O-Ring, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-593-6471 has 1 manufacturer part number on file: 1583636-57 (Honeywell International, Inc Div Aerospace-Tucson).
Key specifications for 1583636-57: Cross-Sectional Height: 0.079 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: MIL-R-25988A MIL SPEC SINGLE MATERIAL RESPONSE A; Center Hole Diameter: 1.215 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN. 5 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.