The Plug,protective,dust and Moistur, cataloged under National Stock Number 5340-00-437-8807, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-437-8807 |
| Primary Part Number | 5400-S8-4 |
| Item Name | Plug,protective,dust and Moistur |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Design Type | THREADED |
| Overall Diameter | 0.630 INCHES NOMINAL IN |
| Drive Type | SERRATED |
| Thread Class | 2A A |
| Material | STEEL |
| Thread Size and Series/type Designator | 5/8-13 UNF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5340-00-437-8807 is a Plug,protective,dust and Moistur, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-437-8807 has 2 manufacturer part numbers on file: 252021 (Airwell Industrie France SAS), 5400-S8-4 (Danfoss Power Solutions II, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-528-5326. Verify interchangeability with system specifications before substitution.
Key specifications for 5400-S8-4: Design Type: THREADED; Overall Diameter: 0.630 INCHES NOMINAL IN; Drive Type: SERRATED; Thread Class: 2A A. 6 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.