PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42556Spring,helical,compression

Woodward Hrt Inc · NSN 5360-00-330-0849 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-330-0849 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-330-0849. Primary manufacturer part number: 42556.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Free Length: 1.133 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Material: STEEL COMP 631 OVERALL
  • Spring Solid Outside Diameter: 0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN
  • Load Rating: 25.000 POUNDS MINIMUM AND 25.400 POUNDS MAXIMUM LBS
  • Surface Treatment: PASSIVATE OVERALL
  • Spring Deflection Rate: 84.500 POUNDS PER INCH NOMINAL LBS
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 5360-00-330-0849, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward Hrt Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-330-0849
Primary Part Number42556
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerWoodward Hrt Inc
StatusACTIVE
Spring Free Length1.133 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
MaterialSTEEL COMP 631 OVERALL
Spring Solid Outside Diameter0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN
Load Rating25.000 POUNDS MINIMUM AND 25.400 POUNDS MAXIMUM LBS
Surface TreatmentPASSIVATE OVERALL
Spring Deflection Rate84.500 POUNDS PER INCH NOMINAL LBS
Spring Free Outside Diameter0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Spring Length Under Load0.834 INCHES MINIMUM AND 0.836 INCHES MAXIMUM IN
Coil Helix DirectionLEFT-HAND
Material Document and ClassificationAMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Coil Quantity9
Spring Solid Length0.648 INCHES NOMINAL IN
Inside Diameter0.325 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5945-00-523-176533K INTERCHANGEABLE
Relay,thermal
Reliance Comm/tec Corp Lorain Products Div
5325-00-700-09977000997 INTERCHANGEABLE
Grommet,nonmetallic
U S Army Tank Automotive Command Amsta-Im-Mm
4920-00-838-6314 INTERCHANGEABLE
Matrix Module Assy
5950-01-176-5617TW-64752 INTERCHANGEABLE
Transformer,power
Magnetika
5962-01-201-450742556 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
5360-01-240-067642556 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
42556 PRIMARY Woodward Hrt Inc (USA)
Related Parts
5945-00-523-1765INTERCHANGEABLE
RELAY,THERMAL
33K
5325-00-700-0997INTERCHANGEABLE
GROMMET,NONMETALLIC
7000997
4920-00-838-6314INTERCHANGEABLE
MATRIX MODULE ASSY
5950-01-176-5617INTERCHANGEABLE
TRANSFORMER,POWER
TW-64752
5962-01-201-4507INTERCHANGEABLE
MICROCIRCUIT,MEMORY
42556
5360-01-240-0676INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
42556

Frequently Asked Questions

What is NSN 5360-00-330-0849?

NSN 5360-00-330-0849 is a Spring,helical,compression, manufactured by Woodward Hrt Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-330-0849?

NSN 5360-00-330-0849 has 1 cross-referenced part number: 42556 (Woodward Hrt Inc).

What NSN replaces 5360-00-330-0849?

There are 6 known substitutes for 5360-00-330-0849: 5945-00-523-1765, 5325-00-700-0997, 4920-00-838-6314 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42556?

Key specifications for 42556: Spring Free Length: 1.133 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Material: STEEL COMP 631 OVERALL; Spring Solid Outside Diameter: 0.464 INCHES MINIMUM AND 0.474 INCHES MAXIMUM IN. 15 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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