NSN 5340-01-522-4495 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-522-4495. Manufacturer of record part number: 106-0242.
Also searched as5340-01-522-4495 ·
5340015224495 ·
NIIN 015224495 ·
01-522-4495 ·
FSC 5340 Hardware, Commercial · CAGE 53154 · 106-0242 · 506-3003 PC NO 8
The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-522-4495, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Portland Valve Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 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.
Catalog Facts
Item Name
Seat,helical Compression Spring
FSC / FSG
5340 — Hardware, Commercial (FSG 53)
Manufacturers
Portland Valve Llc (CAGE 53154)
Technical Specifications
Parameter
Value
NSN
5340-01-522-4495
Primary Part Number
106-0242
Item Name
Seat,helical Compression Spring
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Portland Valve Llc
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 Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5180-01-629-50171060244POSSIBLE MATCH
TOOL KIT,ARMY AIRCRAFT ACCIDENT
Possible match (shared part number)Us Army Aviation and Missile Command
5180-01-629-50211060243POSSIBLE MATCH
TOOL KIT,ARMY AIRCRAFT ACCIDENT
Possible match (shared part number)Us Army Aviation and Missile Command
5180-01-629-50271060242APOSSIBLE MATCH
TOOL KIT,ARMY AIRCRAFT ACCIDENT
Possible match (shared part number)Us Army Aviation and Missile Command
NSN 5340-01-522-4495 is a Seat,helical Compression Spring, manufactured by Portland Valve Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-522-4495?
NSN 5340-01-522-4495 has 2 manufacturer part numbers on file: 106-0242 (Portland Valve Llc), 506-3003 PC NO 8 (Portland Valve Llc).
What NSN replaces 5340-01-522-4495?
3 possible matches (shared part number, not a government interchangeability claim): 5180-01-629-5017, 5180-01-629-5021, 5180-01-629-5027. Verify interchangeability with system specifications before substitution.
Is NSN 5340-01-522-4495 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.