Boot, Dust and Moisture Seal5340-01-609-5423

NSN 5340-01-609-5423 · NIIN 016095423

FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5340-01-609-5423 · 5340016095423 · NIIN 016095423 · 01-609-5423 · FSC 5340 Hardware, Commercial

Nearby stock numbers ← 5340-01-609-5410 Latch Set, Mortise · 5340-01-609-5430 Cap, Protective, Dust and Moisture →

Features

Boot,dust and Moisture Seal — FSC 5340
Width Across Flats: 0.625 INCHES NOMINAL IN
Thread Series: UNEF
Mounting Method: NUT(S)
Base Thread Location: INTERNAL
Style Designator: CLOSED END
Mounting Device Quantity: 1
Thread Direction: RIGHT-HAND

Identification

NSN: 5340-01-609-5423
NIIN: 016095423
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives

General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5340-01-609-5423, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	5340-01-609-5423
Item Name	Boot,dust and Moisture Seal
FSC / FSG	5340 / 53 — Hardware, Commercial
Status	ACTIVE
Width Across Flats	0.625 INCHES NOMINAL IN
Thread Series	UNEF
Mounting Method	NUT(S)
Base Thread Location	INTERNAL
Style Designator	CLOSED END
Mounting Device Quantity	1
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.438 INCHES IN
Thread Class	2B
Material	RUBBER SILICONE BODY
Hazardous Locations/environmental Protection	SALT SPRAY RESISTANT AND SUNLIGHT RESISTANT AND OZONE RESISTANT AND WEATHER RESISTANT AND FUNGUS RESISTANT

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	V
Unit of Issue	EA

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
NC-3030 7/16-32	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 5340 — Hardware, Commercial

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5340-00-000-0068

COVER,ACCESS

5340-00-000-0132

SEAT,HELICAL COMPRESSION SPRING

5340-00-000-8150

5340-00-000-8150 · Item name not on file

5340-00-001-1251

5340-00-001-1251 · Item name not on file

5340-00-001-1264

STRAP,WEBBING

5340-00-001-1265

STRAP,WEBBING

5340-00-001-1266

STRAP,WEBBING

5340-00-001-1275

HANDLE,DOOR

Frequently Asked Questions

What is NSN 5340-01-609-5423?

NSN 5340-01-609-5423 is a Boot,dust and Moisture Seal, classified under FSC 5340, Hardware, Commercial. Status: active.

What are the specifications of 5340-01-609-5423?

Key specifications for 5340-01-609-5423: Overall Height: 0.719 INCHES NOMINAL IN; Width Across Flats: 0.625 INCHES NOMINAL IN; Thread Series: UNEF; Mounting Method: NUT(S). 11 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-609-5423 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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