The O-Ring, cataloged under National Stock Number 5331-00-435-4725, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation. Government technical data includes 3 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 | 5331-00-435-4725 |
| Primary Part Number | A4150-1-058 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Unable to Decode | UNABLE TO DECODE |
| Center Hole Diameter | 30.925 INCHES MINIMUM AND 30.955 INCHES MAXIMUM IN |
| 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 |
|---|---|
| A4150-1-058 PRIMARY | Parker-Hannifin Corporation (USA) |
NSN 5331-00-435-4725 is a O-Ring, manufactured by Parker-Hannifin Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-435-4725 has 1 manufacturer part number on file: A4150-1-058 (Parker-Hannifin Corporation).
Key specifications for A4150-1-058: Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Unable to Decode: UNABLE TO DECODE; Center Hole Diameter: 30.925 INCHES MINIMUM AND 30.955 INCHES MAXIMUM IN. 3 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.