PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300-9ASpring,helical,compression

Magnatrol Valve Corp Div Clark-Cooper · NSN 5360-00-300-6114 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-300-6114 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-300-6114. Primary manufacturer part number: 300-9A.
Features
  • Spring,helical,compression — FSC 5360
  • Material: COPPER ALLOY OVERALL
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Spring Free Length: 1.750 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN
  • Inside Diameter: 0.376 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Coil Quantity: 11
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Copper Alloy Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-300-6114, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Magnatrol Valve Corp Div Clark-Cooper. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-300-6114
Primary Part Number300-9A
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerMagnatrol Valve Corp Div Clark-Cooper
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Spring Free Length1.750 INCHES NOMINAL IN
Spring Free Outside Diameter0.500 INCHES NOMINAL IN
Inside Diameter0.376 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Coil Quantity11
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2990-00-076-1829 INTERCHANGEABLE
Friction Shoe Assembly
5360-00-119-2002 INTERCHANGEABLE
Spring
3110-00-144-8671118994 INTERCHANGEABLE
Bearing,ball,annular
Komatsu America Corp.
5310-00-266-41400P711 INTERCHANGEABLE
Nut,plain,hexagon
Blaw-Knox Construction Equipment Co Div of White Consolidated Industries Inc
1670-00-799-849411-1-71 INTERCHANGEABLE
Release,cargo Parachute
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
5330-00-933-358811657684 INTERCHANGEABLE
Seal,plain Encased
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-945-6684 INTERCHANGEABLE
Seal,plain Encased
5945-01-139-04983009A INTERCHANGEABLE
Relay,electromagnetic
Champion Aerospace Llc
5310-01-149-9541292050J58 INTERCHANGEABLE
Nut,special
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
2530-01-157-4399 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Cross-Reference Index
Part NumberManufacturer
W342N12-20ALT2 Magnatrol Valve Corp Div Clark-Cooper (USA)
W346PC20 Magnatrol Valve Corp Div Clark-Cooper (USA)
W342N12-3PC5 Magnatrol Valve Corp Div Clark-Cooper (USA)
111-71 Magnatrol Valve Corp Div Clark-Cooper (USA)
300-9A PRIMARY Magnatrol Valve Corp Div Clark-Cooper (USA)
Related Parts
2990-00-076-1829INTERCHANGEABLE
FRICTION SHOE ASSEMBLY
5360-00-119-2002INTERCHANGEABLE
SPRING
3110-00-144-8671INTERCHANGEABLE
BEARING,BALL,ANNULAR
118994
5310-00-266-4140INTERCHANGEABLE
NUT,PLAIN,HEXAGON
0P711
1670-00-799-8494INTERCHANGEABLE
RELEASE,CARGO PARACHUTE
11-1-71
5330-00-933-3588INTERCHANGEABLE
SEAL,PLAIN ENCASED
11657684
5330-00-945-6684INTERCHANGEABLE
SEAL,PLAIN ENCASED
5945-01-139-0498INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3009A
5310-01-149-9541INTERCHANGEABLE
NUT,SPECIAL
292050J58
2530-01-157-4399INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5360-01-173-5742INTERCHANGEABLE
SPRING,VALVE,BRAKE
11171
4320-01-205-1110INTERCHANGEABLE
RING,WEARING
517-2295696 PC4A

Frequently Asked Questions

What is NSN 5360-00-300-6114?

NSN 5360-00-300-6114 is a Spring,helical,compression, manufactured by Magnatrol Valve Corp Div Clark-Cooper, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-300-6114?

NSN 5360-00-300-6114 has 5 cross-referenced part numbers: W342N12-20ALT2 (Magnatrol Valve Corp Div Clark-Cooper), W346PC20 (Magnatrol Valve Corp Div Clark-Cooper), W342N12-3PC5 (Magnatrol Valve Corp Div Clark-Cooper), 111-71 (Magnatrol Valve Corp Div Clark-Cooper), 300-9A (Magnatrol Valve Corp Div Clark-Cooper).

What NSN replaces 5360-00-300-6114?

There are 12 known substitutes for 5360-00-300-6114: 2990-00-076-1829, 5360-00-119-2002, 3110-00-144-8671 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300-9A?

Key specifications for 300-9A: Material: COPPER ALLOY OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Free Length: 1.750 INCHES NOMINAL IN; Spring Free Outside Diameter: 0.500 INCHES NOMINAL IN. 8 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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