The Packing Assembly, cataloged under National Stock Number 5330-01-571-6627, 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 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-571-6627 |
| Primary Part Number | 845-4677382-4-60 |
| Item Name | Packing Assembly |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Intermediate Ring Quantity | 4 |
| Outside Diameter | 7.455 INCHES MINIMUM AND 7.495 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | V INTERMEDIATE RING |
| Cross-Sectional Shape Style | U TOP RING |
| Cross-Sectional Shape Style | ANGLE BOTTOM RING |
| Inside Diameter | 6.505 INCHES MINIMUM AND 6.545 INCHES MAXIMUM IN |
| Height | 1.519 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR TOP RING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BOTTOM RING |
| Material | COTTON AND RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING |
| 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 |
|---|---|
| 845-4677382-4-60 PRIMARY | Naval Sea Systems Command (USA) |
| 596-7410681-6 | Naval Sea Systems Command (USA) |
| 845-4677382-4-60 | Basic Rubber and Plastics Co. (USA) |
| Reference | Meaning |
|---|---|
| B553-4008-6 | 5/2 Secondary reference U.S. Government activity |
| 2642-850-01-4-60 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-571-6627 is a Packing Assembly, manufactured by Naval Sea Systems Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-571-6627 has 3 manufacturer part numbers on file: 845-4677382-4-60 (Naval Sea Systems Command), 596-7410681-6 (Naval Sea Systems Command), 845-4677382-4-60 (Basic Rubber and Plastics Co.).
Key specifications for 845-4677382-4-60: Intermediate Ring Quantity: 4; Outside Diameter: 7.455 INCHES MINIMUM AND 7.495 INCHES MAXIMUM IN; Cross-Sectional Shape Style: V INTERMEDIATE RING; Cross-Sectional Shape Style: U TOP RING. 10 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.