PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56109R1Spring,helical,extension

Navistar Intl Corp Truck Br Ohio Plant · NSN 5360-00-353-2564 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-353-2564 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-353-2564. Primary manufacturer part number: 56109R1.
Features
  • Spring,helical,extension — FSC 5360
  • Opening Width: 0.875 INCHES NOMINAL BOTH ENDS IN
  • Style Designator: DOUBLE CYLINDRICAL
  • Coil Helix Direction: RIGHT-HAND
  • Spring Free Length: 9.250 INCHES NOMINAL IN
  • Distance Between Ends: 1.625 INCHES NOMINAL IN
  • Hook Radius: 0.375 INCHES NOMINAL BOTH ENDS IN
  • Material: STEEL OVERALL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-353-2564, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navistar Intl Corp Truck Br Ohio Plant. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-353-2564
Primary Part Number56109R1
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerNavistar Intl Corp Truck Br Ohio Plant
StatusCANCELLED
Opening Width0.875 INCHES NOMINAL BOTH ENDS IN
Style DesignatorDOUBLE CYLINDRICAL
Coil Helix DirectionRIGHT-HAND
Spring Free Length9.250 INCHES NOMINAL IN
Distance Between Ends1.625 INCHES NOMINAL IN
Hook Radius0.375 INCHES NOMINAL BOTH ENDS IN
MaterialSTEEL OVERALL
Coil Quantity14
Coil to Hook Inside Length1.500 INCHES NOMINAL BOTH ENDS IN
Spring Free Outside Diameter1.125 INCHES NOMINAL IN
Design TypeCLOSED
End StyleSWIVEL HOOK BOTH ENDS
Surface TreatmentPAINT OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5330-00-187-29624981106-0 INTERCHANGEABLE
Gasket
Kalmar AC Inc
4730-00-289-2378 INTERCHANGEABLE
Elbow,pipe to Tube
3120-00-483-632756109 INTERCHANGEABLE
Bearing,sleeve
Hamilton Sundstrand Corporation Dba Collins Aerospace
5360-00-576-3880 INTERCHANGEABLE
Spring,helical,extension
4730-01-330-496565309 INTERCHANGEABLE
Coupling Half,quick Disconnect
Eaton Corporation Dba Eaton Inoac
6230-01-380-57066530-9 INTERCHANGEABLE
Housing,light
Lenox Instrument Co., Inc.
Cross-Reference Index
Part NumberManufacturer
2258K349 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
56109 Navistar International Corporation Dba Navistar (USA)
2258K349 Meritor Heavy Vehicle Systems, Llc (USA)
2258K349 Meritor Industrial Products, Llc (USA)
6-5309 Echlin Inc (USA)
56109R1 PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
56109R1 Navistar International Corporation Dba Navistar (USA)
11B1257 PRIMARY Napco International Llc Dba Napco International Inc (USA)
2258K349 Hme, Inc. Dba Hme Ahrens-Fox (USA)
714855 White Motor Corp (USA)
2258K349 Heil Co Tec Div (USA)
2258K349 Heil Environmental Industries (USA)
2258K349 Bay City Shovels, Inc (USA)
03-50161 Kaitlin Corp (USA)
Related Parts
5330-00-187-2962INTERCHANGEABLE
GASKET
4981106-0
4730-00-289-2378INTERCHANGEABLE
ELBOW,PIPE TO TUBE
3120-00-483-6327INTERCHANGEABLE
BEARING,SLEEVE
56109
5360-00-576-3880INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
4730-01-330-4965INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
65309
6230-01-380-5706INTERCHANGEABLE
HOUSING,LIGHT
6530-9

Frequently Asked Questions

What is NSN 5360-00-353-2564?

NSN 5360-00-353-2564 is a Spring,helical,extension, manufactured by Navistar Intl Corp Truck Br Ohio Plant, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-353-2564?

NSN 5360-00-353-2564 has 14 cross-referenced part numbers: 2258K349 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), 56109 (Navistar International Corporation Dba Navistar), 2258K349 (Meritor Heavy Vehicle Systems, Llc), 2258K349 (Meritor Industrial Products, Llc), 6-5309 (Echlin Inc) and 9 more.

What NSN replaces 5360-00-353-2564?

There are 6 known substitutes for 5360-00-353-2564: 5330-00-187-2962, 4730-00-289-2378, 3120-00-483-6327 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 56109R1?

Key specifications for 56109R1: Opening Width: 0.875 INCHES NOMINAL BOTH ENDS IN; Style Designator: DOUBLE CYLINDRICAL; Coil Helix Direction: RIGHT-HAND; Spring Free Length: 9.250 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-353-2564 still in active supply?

NSN 5360-00-353-2564 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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