Seat, Helical Compression Spring5340-01-723-6218

NSN 5340-01-723-6218 · NIIN 017236218

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

Government record, cited

Also searched as 5340-01-723-6218 · 5340017236218 · NIIN 017236218 · 01-723-6218 · FSC 5340 Hardware, Commercial · PL 90E8152 · PL 90E8152 ITEM 13 · 6D66212-001 · 90E8152

Nearby stock numbers ← 5340-01-723-6216 Cap, Protective, Dust and Moisture · 5340-01-723-6220 Cap, Protective, Dust and Moisture →

Features

Seat,helical Compression Spring — FSC 5340

Identification

NSN: 5340-01-723-6218
NIIN: 017236218
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives

General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-723-6218, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	5340-01-723-6218
Item Name	Seat,helical Compression Spring
FSC / FSG	5340 / 53 — Hardware, Commercial
Status	ACTIVE

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

⇄ Related Items 2

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

3040-01-723-62236D66222-001 POSSIBLE MATCH

EXTENSION SHAFT

Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems

5307-01-723-6233522C0742464 POSSIBLE MATCH

STUD,PLAIN

Possible match (shared part number)Northrop Grumman Systems Corporation Div Marine Systems

Cross-Reference Index

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

Reference documents

Reference	Meaning
PL 90E8152	D/9 Drawing number reference only U.S. Government activity
PL 90E8152 ITEM 13	5/2 Secondary reference U.S. Government activity
6D66212-001	3/2 Design control — primary reference U.S. Government activity
90E8152	D/9 Drawing number reference only U.S. Government activity

Related Parts

3040-01-723-6223POSSIBLE MATCH

EXTENSION SHAFT

6D66222-001

5307-01-723-6233POSSIBLE MATCH

STUD,PLAIN

522C0742464

Frequently Asked Questions

What is NSN 5340-01-723-6218?

NSN 5340-01-723-6218 is a Seat,helical Compression Spring, classified under FSC 5340, Hardware, Commercial. Status: active.

What NSN replaces 5340-01-723-6218?

2 possible matches (shared part number, not a government interchangeability claim): 3040-01-723-6223, 5307-01-723-6233. Verify interchangeability with system specifications before substitution.

What are the specifications of 5340-01-723-6218?

Key specifications for 5340-01-723-6218: Part Name Assigned by Controlling Agency: SPRING RETAINER, TRIP THROTTLE VALVE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-723-6218 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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