Cap, Protective, Dust and Moisture5340-01-666-0925

NSN 5340-01-666-0925 · NIIN 016660925 · Part number 400-DC-AL

Dixon Valve & Coupling Company, Llc Div Dixon Fire · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 72661

Government record, cited

NSN 5340-01-666-0925 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-666-0925. Manufacturer of record part number: 400-DC-AL.

Also searched as 5340-01-666-0925 · 5340016660925 · NIIN 016660925 · 01-666-0925 · FSC 5340 Hardware, Commercial · CAGE 72661 · 400-DC-AL

Nearby stock numbers ← 5340-01-666-0885 Clip, Retaining · 5340-01-666-0927 Plug, Protective, Dust and Moistur →

Features

Cap,protective,dust and Moisture — FSC 5340
Supplementary Features: SIZE-4 INCH IN
Material: ALUMINUM ALLOY
1 manufacturer part number on file
Manufacturer of record: Dixon Valve & Coupling Company, Llc Div Dixon Fire

Identification

NSN: 5340-01-666-0925
NIIN: 016660925
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 400-DC-AL
Manufacturer: Dixon Valve & Coupling Company, Llc Div Dixon Fire

General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-666-0925, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	5340-01-666-0925
Primary Part Number	400-DC-AL
Item Name	Cap,protective,dust and Moisture
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Dixon Valve & Coupling Company, Llc Div Dixon Fire
Status	ACTIVE
Supplementary Features	SIZE-4 INCH IN
Material	ALUMINUM ALLOY

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
400-DC-AL PRIMARY	Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA)

Frequently Asked Questions

What is NSN 5340-01-666-0925?

NSN 5340-01-666-0925 is a Cap,protective,dust and Moisture, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-666-0925?

NSN 5340-01-666-0925 has 1 manufacturer part number on file: 400-DC-AL (Dixon Valve & Coupling Company, Llc Div Dixon Fire).

What are the specifications of 400-DC-AL?

Key specifications for 400-DC-AL: Supplementary Features: SIZE-4 INCH IN; Part Name Assigned by Controlling Agency: DUST CAP; End Item Identification: 4930-01-612-3541; Material: ALUMINUM ALLOY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-666-0925 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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