PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31506Seat,helical Compression Spring

Woodward, Inc. · NSN 5340-01-559-9217 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-559-9217 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-559-9217. Primary manufacturer part number: 31506.
Features
  • Seat,helical Compression Spring — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: Woodward, Inc.
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-559-9217, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-01-559-9217
Primary Part Number31506
Item NameSeat,helical Compression Spring
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerWoodward, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3220-00-248-0892 INTERCHANGEABLE
Sander,belt,combination Vertical
5935-00-257-7210842865 INTERCHANGEABLE
Connector,receptacle,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-00-369-7391C5-15-4426-2 INTERCHANGEABLE
Switch,thermostatic
Edgewood Chemical Biological Center Ecbc
5970-00-615-9892C29.4 CLASS 54-3 INTERCHANGEABLE
Insulator,strain
American National Standards Institute Incorporated Dba American National Standards Institute
7490-00-955-517231506 INTERCHANGEABLE
Collar,ink Feed Rol
Pitney Bowes Inc.
4730-01-181-7102 INTERCHANGEABLE
Elbow,flange to Hose
3825-01-208-4182S-620-E INTERCHANGEABLE
Snow Removal Unit,walking,power
Toro Co the
5365-01-308-934331506 INTERCHANGEABLE
Spacer,ring
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
1630-01-391-65713-1506 INTERCHANGEABLE
Wheel,landing Gear
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
2910-01-414-538231506 INTERCHANGEABLE
Head and Rotor Assembly,fuel Inj
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Cross-Reference Index
Part NumberManufacturer
31506 PRIMARY Woodward, Inc. (USA)
Related Parts
3220-00-248-0892INTERCHANGEABLE
SANDER,BELT,COMBINATION VERTICAL
5935-00-257-7210INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
842865
5930-00-369-7391INTERCHANGEABLE
SWITCH,THERMOSTATIC
C5-15-4426-2
5970-00-615-9892INTERCHANGEABLE
INSULATOR,STRAIN
C29.4 CLASS 54-3
7490-00-955-5172INTERCHANGEABLE
COLLAR,INK FEED ROL
31506
4730-01-181-7102INTERCHANGEABLE
ELBOW,FLANGE TO HOSE
3825-01-208-4182INTERCHANGEABLE
SNOW REMOVAL UNIT,WALKING,POWER
S-620-E
5365-01-308-9343INTERCHANGEABLE
SPACER,RING
31506
1630-01-391-6571INTERCHANGEABLE
WHEEL,LANDING GEAR
3-1506
2910-01-414-5382INTERCHANGEABLE
HEAD AND ROTOR ASSEMBLY,FUEL INJ
31506
5930-01-510-0036INTERCHANGEABLE
SWITCH,ELECTRONIC

Frequently Asked Questions

What is NSN 5340-01-559-9217?

NSN 5340-01-559-9217 is a Seat,helical Compression Spring, manufactured by Woodward, Inc., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-559-9217?

NSN 5340-01-559-9217 has 1 cross-referenced part number: 31506 (Woodward, Inc.).

What NSN replaces 5340-01-559-9217?

There are 11 known substitutes for 5340-01-559-9217: 3220-00-248-0892, 5935-00-257-7210, 5930-00-369-7391 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31506?

Key specifications for 31506: End Item Identification: USED ON WOODWARD UG HYDRAULIC-MECHANICAL GOVERNOR. 1 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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