PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4017440-1Spring,helical,extension

Textron Aviation Inc · NSN 5360-00-611-9064 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-611-9064 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-611-9064. Primary manufacturer part number: 4017440-1.
Features
  • Spring,helical,extension — FSC 5360
  • Material Document and Classification: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Hook Radius: 0.102 INCHES NOMINAL FIRST END IN
  • Style Designator: CYLINDRICAL
  • Material: STEEL COMP 302 OVERALL
  • End Style: EXTENDED LOOP FIRST END
  • Design Type: CLOSED
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-611-9064, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Textron Aviation Inc. Government technical data includes 13 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-611-9064
Primary Part Number4017440-1
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerTextron Aviation Inc
StatusACTIVE
Material Document and ClassificationQQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Hook Radius0.102 INCHES NOMINAL FIRST END IN
Style DesignatorCYLINDRICAL
MaterialSTEEL COMP 302 OVERALL
End StyleEXTENDED LOOP FIRST END
Design TypeCLOSED
Spring Free Length4.056 INCHES NOMINAL IN
Spring Deflection Rate3.900 POUNDS PER INCH NOMINAL LBS
Coil Quantity57
Spring Free Outside Diameter0.434 INCHES NOMINAL IN
Inside Diameter0.326 INCHES NOMINAL IN
End StyleMACHINE CUT-OFF SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-315-259840174-401 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
4017440-1 Cessna Aircraft Company Dba Textron Aviation (USA)
4017440-1 PRIMARY Textron Aviation Inc (USA)
Related Parts
4820-01-315-2598INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40174-401

Frequently Asked Questions

What is NSN 5360-00-611-9064?

NSN 5360-00-611-9064 is a Spring,helical,extension, manufactured by Textron Aviation Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-611-9064?

NSN 5360-00-611-9064 has 2 cross-referenced part numbers: 4017440-1 (Cessna Aircraft Company Dba Textron Aviation), 4017440-1 (Textron Aviation Inc).

What NSN replaces 5360-00-611-9064?

There is 1 known substitute for 5360-00-611-9064: 4820-01-315-2598. Verify interchangeability with system specifications before substitution.

What are the specifications of 4017440-1?

Key specifications for 4017440-1: Material Document and Classification: QQ-W-423,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND; Hook Radius: 0.102 INCHES NOMINAL FIRST END IN; Style Designator: CYLINDRICAL. 13 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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