PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55049Spring,helical,compression

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5360-00-320-8750 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-320-8750 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-320-8750. Primary manufacturer part number: 55049.
Features
  • Spring,helical,compression — FSC 5360
  • Coil Quantity: 4
  • Spring Free Length: 0.469 INCHES NOMINAL IN
  • Coil Helix Direction: LEFT-HAND
  • Style Designator: CYLINDRICAL
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • End Style: SPRING END,SQUARED BOTH ENDS
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-320-8750, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 10 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-320-8750
Primary Part Number55049
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Coil Quantity4
Spring Free Length0.469 INCHES NOMINAL IN
Coil Helix DirectionLEFT-HAND
Style DesignatorCYLINDRICAL
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
End StyleSPRING END,SQUARED BOTH ENDS
Spring Free Outside Diameter0.338 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-6101 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Inside Diameter0.266 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1730-00-225-136055049 INTERCHANGEABLE
Retainer,cup,pump
Malabar
5330-00-641-217045200-081 INTERCHANGEABLE
Seal,plain Encased
Terex Usa, Llc Dba Terex Equipment Services
6615-00-983-102855049 INTERCHANGEABLE
Weight,counterbalan
Hamilton Sundstrand Corporation
5133-01-046-8871 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
55049 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
1730-00-225-1360INTERCHANGEABLE
RETAINER,CUP,PUMP
55049
5330-00-641-2170INTERCHANGEABLE
SEAL,PLAIN ENCASED
45200-081
6615-00-983-1028INTERCHANGEABLE
WEIGHT,COUNTERBALAN
55049
5133-01-046-8871INTERCHANGEABLE
DRILL,TWIST

Frequently Asked Questions

What is NSN 5360-00-320-8750?

NSN 5360-00-320-8750 is a Spring,helical,compression, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-320-8750?

NSN 5360-00-320-8750 has 1 cross-referenced part number: 55049 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 5360-00-320-8750?

There are 4 known substitutes for 5360-00-320-8750: 1730-00-225-1360, 5330-00-641-2170, 6615-00-983-1028 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55049?

Key specifications for 55049: Coil Quantity: 4; Spring Free Length: 0.469 INCHES NOMINAL IN; Coil Helix Direction: LEFT-HAND; Style Designator: CYLINDRICAL. 10 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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