PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20397Spring,helical,compression

Mid-America Aerotech, Llc · NSN 5360-00-083-4098 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-083-4098 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-083-4098. Primary manufacturer part number: 20397.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Deflection Rate: 8.000 POUNDS PER INCH MINIMUM AND 9.000 POUNDS PER INCH MAXIMUM LBS
  • Inside Diameter: 0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
  • Spring Free Outside Diameter: 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Spring Free Length: 2.000 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Spring Solid Length: 0.750 INCHES NOMINAL IN
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 5360-00-083-4098, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-083-4098
Primary Part Number20397
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
Spring Deflection Rate8.000 POUNDS PER INCH MINIMUM AND 9.000 POUNDS PER INCH MAXIMUM LBS
Inside Diameter0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN
Spring Free Outside Diameter0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Free Length2.000 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Spring Solid Length0.750 INCHES NOMINAL IN
Coil Quantity18-415
MaterialSTEEL COMP 302 OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationQQ-W-432,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5945-00-230-205320397 INTERCHANGEABLE
Relay,electromagnetic
Raytheon Company Dba Raytheon
5950-00-323-16807409926P1 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms
5315-00-550-88269020397 INTERCHANGEABLE
Key,machine
General Motors Corp
5940-00-655-3909 INTERCHANGEABLE
Terminal Board
4720-01-128-435420397 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5360-01-553-751620397 INTERCHANGEABLE
Spring,helical,compression
Charles Reed Knight Jr Dba Knight's Armament Company
5930-01-734-922020397 INTERCHANGEABLE
Switch,liquid Level
Gas Turbine Efficiency Llc Dba Gas Turbine Efficiency Llc Div Gas Turbine Efficiency
Cross-Reference Index
Part NumberManufacturer
20397 Mid-America Aerotech, Llc (USA)
20397 E-Systems Inc Montek Div Fluid Controls Opns (USA)
20397 Moog Inc (USA)
20397 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
5945-00-230-2053INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
20397
5950-00-323-1680INTERCHANGEABLE
TRANSFORMER,POWER
7409926P1
5315-00-550-8826INTERCHANGEABLE
KEY,MACHINE
9020397
5940-00-655-3909INTERCHANGEABLE
TERMINAL BOARD
4720-01-128-4354INTERCHANGEABLE
HOSE,PREFORMED
20397
5360-01-553-7516INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20397
5930-01-734-9220INTERCHANGEABLE
SWITCH,LIQUID LEVEL
20397

Frequently Asked Questions

What is NSN 5360-00-083-4098?

NSN 5360-00-083-4098 is a Spring,helical,compression, manufactured by Mid-America Aerotech, Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-083-4098?

NSN 5360-00-083-4098 has 4 cross-referenced part numbers: 20397 (Mid-America Aerotech, Llc), 20397 (E-Systems Inc Montek Div Fluid Controls Opns), 20397 (Moog Inc), 20397 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 5360-00-083-4098?

There are 7 known substitutes for 5360-00-083-4098: 5945-00-230-2053, 5950-00-323-1680, 5315-00-550-8826 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20397?

Key specifications for 20397: Spring Deflection Rate: 8.000 POUNDS PER INCH MINIMUM AND 9.000 POUNDS PER INCH MAXIMUM LBS; Inside Diameter: 0.590 INCHES MINIMUM AND 0.620 INCHES MAXIMUM IN; Spring Free Outside Diameter: 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND. 12 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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