The O-Ring, cataloged under National Stock Number 5331-01-450-9341, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Airco Industries, Inc. Dba Photo Etch Div Photo Etch. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-450-9341 |
| Primary Part Number | PE101532-001 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Airco Industries, Inc. Dba Photo Etch Div Photo Etch |
| Status | ACTIVE |
| Cross-Sectional Height | 0.376 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-25968 MIL SPEC SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.250 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 | X |
| Part Number | Manufacturer |
|---|---|
| PE101532-001 PRIMARY | Airco Industries, Inc. Dba Photo Etch Div Photo Etch (USA) |
| PE101532-001 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| SM 520-34 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5331-01-450-9341 is a O-Ring, manufactured by Airco Industries, Inc. Dba Photo Etch Div Photo Etch, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-450-9341 has 2 manufacturer part numbers on file: PE101532-001 (Airco Industries, Inc. Dba Photo Etch Div Photo Etch), PE101532-001 (Raytheon Company).
Key specifications for PE101532-001: Cross-Sectional Height: 0.376 INCHES NOMINAL IN; Material Document and Classification: MIL-R-25968 MIL SPEC SINGLE MATERIAL RESPONSE; Center Hole Diameter: 0.250 INCHES NOMINAL IN; Material: RUBBER FLUOROSILICONE CLASS FQ. 4 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.