PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27391Spring,helical,compression

Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems · NSN 5360-00-003-3937 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-003-3937 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-003-3937. Primary manufacturer part number: 27391.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Free Length: 1.406 INCHES NOMINAL IN
  • Spring Solid Outside Diameter: 0.320 INCHES NOMINAL IN
  • Material: STEEL COMP 631 OVERALL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • Surface Treatment: PASSIVATE OVERALL
  • Inside Diameter: 0.320 INCHES NOMINAL IN
  • Spring Deflection Rate: 18.000 POUNDS PER INCH NOMINAL LBS
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 5360-00-003-3937, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems. Government technical data includes 12 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
NSN5360-00-003-3937
Primary Part Number27391
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerEaton Corporation Dba Airframe Div Fuel & Motion Control Systems
StatusACTIVE
Spring Free Length1.406 INCHES NOMINAL IN
Spring Solid Outside Diameter0.320 INCHES NOMINAL IN
MaterialSTEEL COMP 631 OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Surface TreatmentPASSIVATE OVERALL
Inside Diameter0.320 INCHES NOMINAL IN
Spring Deflection Rate18.000 POUNDS PER INCH NOMINAL LBS
Spring Free Outside Diameter0.422 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Material Document and ClassificationAMS 5673,COND C,TYPE 17-7PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Coil Quantity12
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3020-00-541-741827391 INTERCHANGEABLE
Sprocket Wheel
L3harris Technologies, Inc.
3110-00-702-155627391 INTERCHANGEABLE
Bearing,roller,cylindrical
Skf Usa Inc.
4820-00-776-68865173A-4TB-350 INTERCHANGEABLE
Valve,safety Relief
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5935-00-801-20582739-1 INTERCHANGEABLE
Connector,receptacle,electrical
Microwave Devices Inc
5910-00-869-63732739-1 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5325-01-191-615427391 INTERCHANGEABLE
Insert,screw Thread
Moog Inc. Dba Ampac-Isp Corp
4820-01-248-999927391 INTERCHANGEABLE
Valve,gate
Crane Co Div Valve Div
6160-01-600-075882026 INTERCHANGEABLE
Retainer,battery
R.g. Enterprises (u.s.a.), Inc. Dba Rg Enterprises Inc
Cross-Reference Index
Part NumberManufacturer
27391 PRIMARY Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems (USA)
Related Parts
3020-00-541-7418INTERCHANGEABLE
SPROCKET WHEEL
27391
3110-00-702-1556INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
27391
4820-00-776-6886INTERCHANGEABLE
VALVE,SAFETY RELIEF
5173A-4TB-350
5935-00-801-2058INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2739-1
5910-00-869-6373INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
2739-1
5325-01-191-6154INTERCHANGEABLE
INSERT,SCREW THREAD
27391
4820-01-248-9999INTERCHANGEABLE
VALVE,GATE
27391
6160-01-600-0758INTERCHANGEABLE
RETAINER,BATTERY
82026

Frequently Asked Questions

What is NSN 5360-00-003-3937?

NSN 5360-00-003-3937 is a Spring,helical,compression, manufactured by Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-003-3937?

NSN 5360-00-003-3937 has 1 cross-referenced part number: 27391 (Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems).

What NSN replaces 5360-00-003-3937?

There are 8 known substitutes for 5360-00-003-3937: 3020-00-541-7418, 3110-00-702-1556, 4820-00-776-6886 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27391?

Key specifications for 27391: Spring Free Length: 1.406 INCHES NOMINAL IN; Spring Solid Outside Diameter: 0.320 INCHES NOMINAL IN; Material: STEEL COMP 631 OVERALL; 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.
PartsTable Design LLC · partstable.com