PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21086Spring,helical,compression

Eaton Aerospace Llc · NSN 5360-00-202-0941 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-202-0941 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-202-0941. Primary manufacturer part number: 21086.
Features
  • Spring,helical,compression — FSC 5360
  • Material: STEEL COMP 631 OVERALL
  • Material Document and Classification: 17-7PH MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Spring Free Length: 0.632 INCHES NOMINAL IN
  • Inside Diameter: 0.176 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
  • Style Designator: CYLINDRICAL
  • Spring Solid Length: 0.306 INCHES MAXIMUM IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 631 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-202-0941, 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. 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-202-0941
Primary Part Number21086
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerEaton Aerospace Llc
StatusACTIVE
MaterialSTEEL COMP 631 OVERALL
Material Document and Classification17-7PH MFR REF SINGLE MATERIAL RESPONSE OVERALL
Spring Free Length0.632 INCHES NOMINAL IN
Inside Diameter0.176 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
Style DesignatorCYLINDRICAL
Spring Solid Length0.306 INCHES MAXIMUM IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Coil Quantity8.5
Spring Free Outside Diameter0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5998-00-134-9577 INTERCHANGEABLE
Printed Circuit Board
5965-00-247-488621086 INTERCHANGEABLE
Clamp
Telephonics Corp
9540-00-528-8797 INTERCHANGEABLE
Angle,structural
5950-00-725-5483 INTERCHANGEABLE
Reactor
1660-00-730-015021086-1 INTERCHANGEABLE
Converter,liquid Oxygen
Mission Systems Orchard Park Inc
4730-01-249-22852108-6 INTERCHANGEABLE
Elbow,tube
King Engineering Corporation Dba King-Gage Systems
4730-01-253-28812-1086-7 INTERCHANGEABLE
Mender,hose
Malabar
4030-01-438-06086169058 INTERCHANGEABLE
Swivel and Link Assembly
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
21086 PRIMARY Eaton Aerospace Llc (USA)
Related Parts
5998-00-134-9577INTERCHANGEABLE
PRINTED CIRCUIT BOARD
5965-00-247-4886INTERCHANGEABLE
CLAMP
21086
9540-00-528-8797INTERCHANGEABLE
ANGLE,STRUCTURAL
5950-00-725-5483INTERCHANGEABLE
REACTOR
1660-00-730-0150INTERCHANGEABLE
CONVERTER,LIQUID OXYGEN
21086-1
4730-01-249-2285INTERCHANGEABLE
ELBOW,TUBE
2108-6
4730-01-253-2881INTERCHANGEABLE
MENDER,HOSE
2-1086-7
4030-01-438-0608INTERCHANGEABLE
SWIVEL AND LINK ASSEMBLY
6169058

Frequently Asked Questions

What is NSN 5360-00-202-0941?

NSN 5360-00-202-0941 is a Spring,helical,compression, manufactured by Eaton Aerospace Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-202-0941?

NSN 5360-00-202-0941 has 1 cross-referenced part number: 21086 (Eaton Aerospace Llc).

What NSN replaces 5360-00-202-0941?

There are 8 known substitutes for 5360-00-202-0941: 5998-00-134-9577, 5965-00-247-4886, 9540-00-528-8797 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21086?

Key specifications for 21086: Material: STEEL COMP 631 OVERALL; Material Document and Classification: 17-7PH MFR REF SINGLE MATERIAL RESPONSE OVERALL; Spring Free Length: 0.632 INCHES NOMINAL IN; Inside Diameter: 0.176 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN. 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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