PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

655558Spring,helical,torsion

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5360-00-597-7546 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-597-7546 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-597-7546. Primary manufacturer part number: 655558.
Features
  • Spring,helical,torsion — FSC 5360
  • End Style: STRAIGHT OFFSET OVERALL
  • End Length: 0.281 INCHES NOMINAL BOTH ENDS IN
  • Coil Helix Direction: LEFT-HAND
  • Inside Diameter: 0.313 INCHES NOMINAL IN
  • Coil Quantity: 6
  • Spring Free Length: 0.313 INCHES NOMINAL IN
  • End Angular Relationship: ENDS ANGLED ONE TO OTHER
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-00-597-7546, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-597-7546
Primary Part Number655558
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
End StyleSTRAIGHT OFFSET OVERALL
End Length0.281 INCHES NOMINAL BOTH ENDS IN
Coil Helix DirectionLEFT-HAND
Inside Diameter0.313 INCHES NOMINAL IN
Coil Quantity6
Spring Free Length0.313 INCHES NOMINAL IN
End Angular RelationshipENDS ANGLED ONE TO OTHER
Spring Free Outside Diameter0.375 INCHES NOMINAL IN
Style DesignatorSINGLE TORSION LEFT HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-01-224-2752CMP82100-619 INTERCHANGEABLE
Microcircuit,linear
Data Device Corp Dba Beta Transformer Technology
5340-01-300-0994244787 INTERCHANGEABLE
Hinge,half
Lockheed Martin Corp Electronics and Missiles Div
5330-01-309-2521244787 INTERCHANGEABLE
Gasket
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
655558 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
244787 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5962-01-224-2752INTERCHANGEABLE
MICROCIRCUIT,LINEAR
CMP82100-619
5340-01-300-0994INTERCHANGEABLE
HINGE,HALF
244787
5330-01-309-2521INTERCHANGEABLE
GASKET
244787

Frequently Asked Questions

What is NSN 5360-00-597-7546?

NSN 5360-00-597-7546 is a Spring,helical,torsion, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-597-7546?

NSN 5360-00-597-7546 has 2 cross-referenced part numbers: 655558 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 244787 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5360-00-597-7546?

There are 3 known substitutes for 5360-00-597-7546: 5962-01-224-2752, 5340-01-300-0994, 5330-01-309-2521. Verify interchangeability with system specifications before substitution.

What are the specifications of 655558?

Key specifications for 655558: End Style: STRAIGHT OFFSET OVERALL; End Length: 0.281 INCHES NOMINAL BOTH ENDS IN; Coil Helix Direction: LEFT-HAND; Inside Diameter: 0.313 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com