The O-Ring, cataloged under National Stock Number 5331-01-481-9242, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Rhine Air, Inc. 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 | 5331-01-481-9242 |
| Primary Part Number | ED-15-O-RINGS |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Rhine Air, Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.109375 INCHES NOMINAL IN |
| Center Hole Diameter | 2.125 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| ED-15-O-RINGS PRIMARY | Rhine Air, Inc (USA) |
NSN 5331-01-481-9242 is a O-Ring, manufactured by Rhine Air, Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-481-9242 has 1 manufacturer part number on file: ED-15-O-RINGS (Rhine Air, Inc).
Key specifications for ED-15-O-RINGS: Cross-Sectional Height: 0.109375 INCHES NOMINAL IN; Special Features: O-RING FOR METAL BOWL ATTACHED TOINLET FILTER ASSEMBLY; Center Hole Diameter: 2.125 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 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.