The O-Ring, cataloged under National Stock Number 5331-01-478-6522, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Exceltec Intl Corp. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-478-6522 |
| Primary Part Number | EDG-0232-3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Exceltec Intl Corp |
| Status | ACTIVE |
| Cross-Sectional Height | 0.280 INCHES NOMINAL IN |
| Hardness Rating | 50.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | AS-442 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 7.250 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| EDG-0232-3 PRIMARY | Exceltec Intl Corp (USA) |
| Reference | Meaning |
|---|---|
| 03Y61TM-0232 FI | C/1 Advisory reference — outside the item-of-supply concept Eltech Research Corp |
| 0232-3 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 03Y61TM-0232 | 5/9 Secondary reference Exceltec Intl Corp |
NSN 5331-01-478-6522 is a O-Ring, manufactured by Exceltec Intl Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-478-6522 has 1 manufacturer part number on file: EDG-0232-3 (Exceltec Intl Corp).
Key specifications for EDG-0232-3: Cross-Sectional Height: 0.280 INCHES NOMINAL IN; Hardness Rating: 50.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: AS-442 ASSN STD SINGLE MATERIAL RESPONSE; Center Hole Diameter: 7.250 INCHES NOMINAL 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.