The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-563-3871, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Williamsrdm, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-563-3871 |
| Primary Part Number | 440-2-13 |
| Item Name | Cap,protective,dust and Moisture |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Williamsrdm, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 440-2-13 PRIMARY | Williamsrdm, Inc. (USA) |
NSN 5340-01-563-3871 is a Cap,protective,dust and Moisture, manufactured by Williamsrdm, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-563-3871 has 1 manufacturer part number on file: 440-2-13 (Williamsrdm, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-657-2709. Verify interchangeability with system specifications before substitution.
Key specifications for 440-2-13: Special Features: DOUBLE LANYARD USED TO COVER 440-1-57 CONNECTOR; Part Name Assigned by Controlling Agency: DUST CAP ASSEMBLY; End Item Identification: 440-2 DIGITAL VOLTAGE DETECTOR. 0 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.
NSN 5340-01-563-3871 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.