PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LC-055J-6SSSpring,helical,compression

Lee Spring Co Inc · NSN 5360-01-137-9791 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-137-9791 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-137-9791. Primary manufacturer part number: LC-055J-6SS.
Features
  • Spring,helical,compression — FSC 5360
  • Bore Diameter: 0.750 INCHES NOMINAL IN
  • Material: STEEL COMP 302 OVERALL
  • Coil Helix Direction: LEFT-HAND
  • Style Designator: CYLINDRICAL
  • Spring Solid Length: 0.400 INCHES NOMINAL IN
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
  • Material Document and Classification: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-01-137-9791, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lee Spring Co Inc. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-137-9791
Primary Part NumberLC-055J-6SS
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerLee Spring Co Inc
StatusACTIVE
Bore Diameter0.750 INCHES NOMINAL IN
MaterialSTEEL COMP 302 OVERALL
Coil Helix DirectionLEFT-HAND
Style DesignatorCYLINDRICAL
Spring Solid Length0.400 INCHES NOMINAL IN
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
Material Document and ClassificationQQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Spring Free Outside Diameter0.720 INCHES NOMINAL IN
Spring Free Length1.750 INCHES NOMINAL IN
Spring Deflection Rate7.497 POUNDS PER INCH NOMINAL LBS
Criticality Code JustificationZZZY
Inside Diameter0.610 INCHES NOMINAL IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Special Test FeaturesSPECIAL QUALITY CONTROL TESTING
Test Data Document81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5360-00-144-6252 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
LC-055J-6SS Lee Spring Co Inc (USA)
Related Parts
5360-00-144-6252INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 5360-01-137-9791?

NSN 5360-01-137-9791 is a Spring,helical,compression, manufactured by Lee Spring Co Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-137-9791?

NSN 5360-01-137-9791 has 1 cross-referenced part number: LC-055J-6SS (Lee Spring Co Inc).

What NSN replaces 5360-01-137-9791?

There is 1 known substitute for 5360-01-137-9791: 5360-00-144-6252. Verify interchangeability with system specifications before substitution.

What are the specifications of LC-055J-6SS?

Key specifications for LC-055J-6SS: Bore Diameter: 0.750 INCHES NOMINAL IN; Material: STEEL COMP 302 OVERALL; Coil Helix Direction: LEFT-HAND; Style Designator: CYLINDRICAL. 16 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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