PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30643Spring,helical,torsion

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 5360-00-185-0500 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-185-0500 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-185-0500. Primary manufacturer part number: 30643.
Features
  • Spring,helical,torsion — FSC 5360
  • Inside Diameter: 0.465 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Material Document and Classification: AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • End Length From First Bend to Second Bend or End: 0.413 INCHES MINIMUM AND 0.463 INCHES MAXIMUM SECOND END IN
  • Material: STEEL COMP 631 OVERALL
  • End Style: STRAIGHT BEND END (RIGHT) SECOND END
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 631 Overall construction
General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-00-185-0500, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 15 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-185-0500
Primary Part Number30643
Item NameSpring,helical,torsion
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Inside Diameter0.465 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Material Document and ClassificationAMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
End Length From First Bend to Second Bend or End0.413 INCHES MINIMUM AND 0.463 INCHES MAXIMUM SECOND END IN
MaterialSTEEL COMP 631 OVERALL
End StyleSTRAIGHT BEND END (RIGHT) SECOND END
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Free Outside Diameter0.591 INCHES MINIMUM AND 0.621 INCHES MAXIMUM IN
Style DesignatorSINGLE TORSION LEFT HAND
End StyleSTRAIGHT OFFSET FIRST END
End Length0.290 INCHES NOMINAL SECOND END IN
Coil Quantity5
End Length0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM FIRST END IN
End Angular RelationshipENDS PARALLEL ONE TO OTHER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5325-00-148-421930643 INTERCHANGEABLE
Insert,screw Thread
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5910-00-463-271530D207F016DF2 INTERCHANGEABLE
Capacitor,fixed,electrolytic
B. Microfarads, Inc. Dba Barker Microfarads
5325-00-954-38282853 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
2010-00-980-1931 INTERCHANGEABLE
Parts Kit,brake
3030-01-120-5866 INTERCHANGEABLE
Belt,drive
Cross-Reference Index
Part NumberManufacturer
30643 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5325-00-148-4219INTERCHANGEABLE
INSERT,SCREW THREAD
30643
5910-00-463-2715INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
30D207F016DF2
5325-00-954-3828INTERCHANGEABLE
GROMMET,NONMETALLIC
2853
2010-00-980-1931INTERCHANGEABLE
PARTS KIT,BRAKE
3030-01-120-5866INTERCHANGEABLE
BELT,DRIVE

Frequently Asked Questions

What is NSN 5360-00-185-0500?

NSN 5360-00-185-0500 is a Spring,helical,torsion, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-185-0500?

NSN 5360-00-185-0500 has 1 cross-referenced part number: 30643 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 5360-00-185-0500?

There are 5 known substitutes for 5360-00-185-0500: 5325-00-148-4219, 5910-00-463-2715, 5325-00-954-3828 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30643?

Key specifications for 30643: Inside Diameter: 0.465 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN; Surface Treatment: CADMIUM AND CHROMATE OVERALL; Material Document and Classification: AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL. 15 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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