PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

2774121-101Spring,helical,compression

Parker-Hannifin Corporation Dba Pneutronics · NSN 5360-01-128-4287 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-128-4287 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-128-4287. Primary manufacturer part number: 2774121-101.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Solid Length: 0.345 INCHES MAXIMUM IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Material Document and Classification: AMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Spring Free Length: 0.547 INCHES NOMINAL IN
  • Spring Deflection Rate: 155.000 POUNDS PER INCH NOMINAL LBS
  • Inside Diameter: 0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
  • Material: STEEL COMP 631 OVERALL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 631 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-01-128-4287, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-128-4287
Primary Part Number2774121-101
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerParker-Hannifin Corporation Dba Pneutronics
StatusACTIVE
Spring Solid Length0.345 INCHES MAXIMUM IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Material Document and ClassificationAMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Spring Free Length0.547 INCHES NOMINAL IN
Spring Deflection Rate155.000 POUNDS PER INCH NOMINAL LBS
Inside Diameter0.376 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
MaterialSTEEL COMP 631 OVERALL
Style DesignatorCYLINDRICAL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Spring Free Outside Diameter0.554 INCHES MINIMUM AND 0.574 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 8
5360-00-001-184219937 SAME_FSC
Spring,helical,compression
No Item Name Available
5360-00-001-2010338452 SAME_FSC
Spring,helical,extension
No Item Name Available
No Item Name Available
5360-00-001-4650282897-1 SAME_FSC
Spring,helical,compression
5360-00-001-4664W18V134 SAME_FSC
Spring,constant to
No Item Name Available
Cross-Reference Index
Part NumberManufacturer
2774121-101 PRIMARY Parker-Hannifin Corporation Dba Pneutronics (USA)
2774121-101 Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
10118126 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5360-00-001-1842INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
19937
5360-00-001-1945INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5360-00-001-2010INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
338452
5360-00-001-3865INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5360-00-001-3950INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5360-00-001-4650INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
282897-1
5360-00-001-4664INTERCHANGEABLE
SPRING,CONSTANT TO
W18V134
5360-00-001-4703INTERCHANGEABLE
NO ITEM NAME AVAILABLE

Frequently Asked Questions

What is NSN 5360-01-128-4287?

NSN 5360-01-128-4287 is a Spring,helical,compression, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-128-4287?

NSN 5360-01-128-4287 has 3 cross-referenced part numbers: 2774121-101 (Parker-Hannifin Corporation Dba Pneutronics), 2774121-101 (Parker Hannifin Corporation Div Aerospace Group Headquarters), 10118126 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5360-01-128-4287?

There are 8 known substitutes for 5360-01-128-4287: 5360-00-001-1842, 5360-00-001-1945, 5360-00-001-2010 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2774121-101?

Key specifications for 2774121-101: Spring Solid Length: 0.345 INCHES MAXIMUM IN; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Material Document and Classification: AMS 5673,COMP 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Spring Free Length: 0.547 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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