Plug, Vent5340-00-218-5809

NSN 5340-00-218-5809 · NIIN 002185809 · Part number D2421

Edwin B. Stimpson Company, Inc. Dba Stimpson · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 57771

Government record, cited

NSN 5340-00-218-5809 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-218-5809. Manufacturer of record part number: D2421.

Also searched as 5340-00-218-5809 · 5340002185809 · NIIN 002185809 · 00-218-5809 · FSC 5340 Hardware, Commercial · CAGE 57771 · D2421

Nearby stock numbers ← 5340-00-218-5800 · 5340-00-218-5843 →

Features

Plug,vent — FSC 5340
1 manufacturer part number on file
Manufacturer of record: Edwin B. Stimpson Company, Inc. Dba Stimpson

Identification

NSN: 5340-00-218-5809
NIIN: 002185809
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: D2421
Manufacturer: Edwin B. Stimpson Company, Inc. Dba Stimpson

General Description

The Plug,vent, cataloged under National Stock Number 5340-00-218-5809, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Edwin B. Stimpson Company, Inc. Dba Stimpson. 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.

Catalog Facts

Item Name	Plug,vent
FSC / FSG	5340 — Hardware, Commercial (FSG 53)
Manufacturers	Edwin B. Stimpson Company, Inc. Dba Stimpson (CAGE 57771)

Technical Specifications

Parameter	Value
NSN	5340-00-218-5809
Primary Part Number	D2421
Item Name	Plug,vent
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Edwin B. Stimpson Company, Inc. Dba Stimpson
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

2940-01-686-8030 POSSIBLE MATCH

FILTER,FLUID

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
D2421 PRIMARY	Edwin B. Stimpson Company, Inc. Dba Stimpson (USA)

Related Parts

2940-01-686-8030POSSIBLE MATCH

FILTER,FLUID

Frequently Asked Questions

What is NSN 5340-00-218-5809?

NSN 5340-00-218-5809 is a Plug,vent, manufactured by Edwin B. Stimpson Company, Inc. Dba Stimpson, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-00-218-5809?

NSN 5340-00-218-5809 has 1 manufacturer part number on file: D2421 (Edwin B. Stimpson Company, Inc. Dba Stimpson).

What NSN replaces 5340-00-218-5809?

1 possible match (shared part number, not a government interchangeability claim): 2940-01-686-8030. Verify interchangeability with system specifications before substitution.

Is NSN 5340-00-218-5809 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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