The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-080-0478, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. 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 | 5330-01-080-0478 |
| Primary Part Number | 651-493 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Avox Systems Inc Dba Avox Systems Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | SPHERICAL |
| Cross-Sectional Length | 0.938 INCHES NOMINAL IN |
| Cross Section Inside Diameter | 1.500 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 1.624 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 651-493 PRIMARY | Avox Systems Inc Dba Avox Systems Inc (USA) |
NSN 5330-01-080-0478 is a Sleeve,seal,coupler, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-080-0478 has 1 manufacturer part number on file: 651-493 (Avox Systems Inc Dba Avox Systems Inc).
Key specifications for 651-493: Cross-Sectional Shape Style: SPHERICAL; Cross-Sectional Length: 0.938 INCHES NOMINAL IN; Cross Section Inside Diameter: 1.500 INCHES NOMINAL IN; Cross Section Outside Diameter: 1.624 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.