PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

BL42Spring,helical,compression

Lee Spring Company Llc · NSN 5360-00-664-3069 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-664-3069 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-664-3069. Primary manufacturer part number: BL42.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.7417 INCHES NOMINAL IN
  • Spring Free Length: 2.000 INCHES NOMINAL IN
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Material: COPPER ALLOY OVERALL
  • Coil Helix Direction: RIGHT-HAND
  • Spring Free Outside Diameter: 0.844 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Copper Alloy Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-664-3069, 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 Company Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-664-3069
Primary Part NumberBL42
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerLee Spring Company Llc
StatusACTIVE
Inside Diameter0.7417 INCHES NOMINAL IN
Spring Free Length2.000 INCHES NOMINAL IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
MaterialCOPPER ALLOY OVERALL
Coil Helix DirectionRIGHT-HAND
Spring Free Outside Diameter0.844 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
BL42 Lee Spring Co Inc (USA)
BL42 PRIMARY Lee Spring Company Llc (USA)
BL42 Hale Products, Inc. (USA)
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Frequently Asked Questions

What is NSN 5360-00-664-3069?

NSN 5360-00-664-3069 is a Spring,helical,compression, manufactured by Lee Spring Company Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-664-3069?

NSN 5360-00-664-3069 has 3 cross-referenced part numbers: BL42 (Lee Spring Co Inc), BL42 (Lee Spring Company Llc), BL42 (Hale Products, Inc.).

What are the specifications of BL42?

Key specifications for BL42: Inside Diameter: 0.7417 INCHES NOMINAL IN; Spring Free Length: 2.000 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Material: COPPER ALLOY OVERALL. 7 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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