The Packing Assembly, cataloged under National Stock Number 5330-01-435-5343, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-435-5343 |
| Primary Part Number | 6408594 REV B |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Outside Diameter | 3.500 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | V OVERALL |
| Inside Diameter | 2.750 INCHES NOMINAL IN |
| Height | 0.375 INCHES NOMINAL IN |
| Material | RUBBER POLYURETHANE AND DISULFIDE MOLYBDENUM 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 |
|---|---|
| 6408594-8 | Basic Rubber and Plastics Co. (USA) |
| 6408594 REV B PRIMARY | Naval Sea Systems Command (USA) |
| 751-6408594-8 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 751-7068534-35 | 5/9 Secondary reference Naval Sea Systems Command |
| H841-0310-35 | 5/2 Secondary reference U.S. Government activity |
| 211079792 | 5/9 Secondary reference Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps) |
| 211079792 | 3/2 Design control — primary reference U.S. Government activity |
| 211079792 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5330-01-435-5343 is a Packing Assembly, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-435-5343 has 3 manufacturer part numbers on file: 6408594-8 (Basic Rubber and Plastics Co.), 6408594 REV B (Naval Sea Systems Command), 751-6408594-8 (Naval Sea Systems Command).
Key specifications for 6408594 REV B: Outside Diameter: 3.500 INCHES NOMINAL IN; Cross-Sectional Shape Style: V OVERALL; Inside Diameter: 2.750 INCHES NOMINAL IN; Height: 0.375 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.