Bellows, Protection5340-00-198-4053

NSN 5340-00-198-4053 · NIIN 001984053

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

Government record, cited

Also searched as 5340-00-198-4053 · 5340001984053 · NIIN 001984053 · 00-198-4053 · FSC 5340 Hardware, Commercial

Nearby stock numbers ← 5340-00-198-3491 · 5340-00-198-4072 →

Features

Bellows,protection — FSC 5340
Mounting Hole Quantity: 4
Small End Inside Diameter: 1.000 INCHES NOMINAL IN
Large End Inside Diameter: 2.000 INCHES NOMINAL IN
Large End Outside Diameter: 4.000 INCHES NOMINAL IN
Mounting Hole Diameter: 0.221 INCHES NOMINAL IN
Neutral Length: 8.000 INCHES NOMINAL IN
Features Provided: FLANGED BASE

Identification

NSN: 5340-00-198-4053
NIIN: 001984053
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives

General Description

The Bellows,protection, cataloged under National Stock Number 5340-00-198-4053, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5340-00-198-4053
Item Name	Bellows,protection
FSC / FSG	5340 / 53 — Hardware, Commercial
Status	ACTIVE
Mounting Hole Quantity	4
Small End Inside Diameter	1.000 INCHES NOMINAL IN
Large End Inside Diameter	2.000 INCHES NOMINAL IN
Large End Outside Diameter	4.000 INCHES NOMINAL IN
Mounting Hole Diameter	0.221 INCHES NOMINAL IN
Neutral Length	8.000 INCHES NOMINAL IN
Features Provided	FLANGED BASE
Material	RUBBER

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

⇄ Related Items 1

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

4730-00-369-7824177999 POSSIBLE MATCH

PLUG,PIPE

Possible match (shared part number)Cummins Inc.

Cross-Reference Index

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

Reference documents

Reference	Meaning
177999	3/2 Design control — primary reference U.S. Government activity

Related Parts

4730-00-369-7824POSSIBLE MATCH

PLUG,PIPE

177999

Frequently Asked Questions

What is NSN 5340-00-198-4053?

NSN 5340-00-198-4053 is a Bellows,protection, classified under FSC 5340, Hardware, Commercial. Status: active.

What NSN replaces 5340-00-198-4053?

1 possible match (shared part number, not a government interchangeability claim): 4730-00-369-7824. Verify interchangeability with system specifications before substitution.

What are the specifications of 5340-00-198-4053?

Key specifications for 5340-00-198-4053: Mounting Hole Quantity: 4; Small End Inside Diameter: 1.000 INCHES NOMINAL IN; Large End Inside Diameter: 2.000 INCHES NOMINAL IN; Large End Outside Diameter: 4.000 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5340-00-198-4053 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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