The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-609-6458, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sinclair & Rush, Inc. Dba Sinclair & Rush Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Sinclair & Rush, Inc. Dba Sinclair & Rush Inc (CAGE 15819); Nd Defense Llc (CAGE 338X5) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-609-6458 |
| Primary Part Number | CP3559 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sinclair & Rush, Inc. Dba Sinclair & Rush Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
NSN 5340-01-609-6458 is a Cap,protective,dust and Moisture, manufactured by Sinclair & Rush, Inc. Dba Sinclair & Rush Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-609-6458 has 2 manufacturer part numbers on file: CP3559 (Sinclair & Rush, Inc. Dba Sinclair & Rush Inc), 3908494C1 (Nd Defense Llc).
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.