The Packing Assembly, cataloged under National Stock Number 5330-01-533-2905, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-533-2905 |
| Primary Part Number | 8682-004-420 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Supplementary Features | FEAT |
| Material | FIBER NONASBESTOS 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 |
|---|---|
| 8682-004-420 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 3BV3701(NON-ASB) | 5/9 Secondary reference Velan Valve Corp. |
NSN 5330-01-533-2905 is a Packing Assembly, manufactured by Velan Valve Corp., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-533-2905 has 1 manufacturer part number on file: 8682-004-420 (Velan Valve Corp.).
Key specifications for 8682-004-420: Supplementary Features: FEAT; Special Features: MATERIAL IN ACCORDANCE WITH HX QUALITY CONTROL; CONTAINS NON-ASBESTOS MATERIAL; Part Name Assigned by Controlling Agency: PACKING RINGS, 6 REQD; End Item Identification: 1/2 INCH GLOBE AND ANGLE BOLTED BONNET VALVE,(57574) DWG NO. 33310-3 ITEM NO. 8 IN. 2 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.