PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20561Spring,helical,compression

Monitor Controller Co · NSN 5360-00-200-4118 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-200-4118 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-200-4118. Primary manufacturer part number: 20561.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.28575 INCHES NOMINAL IN
  • Coil Quantity: 7-1/2
  • Material: COPPER ALLOY OVERALL
  • Coil Helix Direction: RIGHT-HAND
  • Spring Free Outside Diameter: 0.344 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Spring Solid Outside Diameter: 0.344 INCHES NOMINAL IN
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 5360-00-200-4118, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Monitor Controller Co. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-200-4118
Primary Part Number20561
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerMonitor Controller Co
StatusCANCELLED
Inside Diameter0.28575 INCHES NOMINAL IN
Coil Quantity7-1/2
MaterialCOPPER ALLOY OVERALL
Coil Helix DirectionRIGHT-HAND
Spring Free Outside Diameter0.344 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Spring Solid Outside Diameter0.344 INCHES NOMINAL IN
End StyleSPRING END,PLAIN BOTH ENDS
Spring Free Length0.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-107-7567140209 INTERCHANGEABLE
Bearing,ball,annular
Fairbanks Morse, Llc
5945-00-407-70342056.1 INTERCHANGEABLE
Relay,electromagnetic
Bunn-O-Matic Corporation Div Government Sales
1680-00-420-94792056-1 INTERCHANGEABLE
Strip,retainer,seat
Cr Daniels Inc
4130-00-513-823710078RREVAPC34 INTERCHANGEABLE
Valve Assembly
Schneider Electric Systems Usa Inc
5950-00-647-529920561 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5330-00-907-5175 INTERCHANGEABLE
Packing,preformed
2940-01-038-442688365A INTERCHANGEABLE
Filter Element,fluid
Cummins Filtration Inc.
5360-01-079-582719AS680 INTERCHANGEABLE
Spring,leaf
Oshkosh Defense Llc
5950-01-155-6483 INTERCHANGEABLE
Coil,electrical
4820-01-255-904020561-1001-1 INTERCHANGEABLE
Head,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
20561 Monitor Controller Co (USA)
930-5-7 Monitor Controller Co (USA)
Related Parts
3110-00-107-7567INTERCHANGEABLE
BEARING,BALL,ANNULAR
140209
5945-00-407-7034INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2056.1
1680-00-420-9479INTERCHANGEABLE
STRIP,RETAINER,SEAT
2056-1
4130-00-513-8237INTERCHANGEABLE
VALVE ASSEMBLY
10078RREVAPC34
5950-00-647-5299INTERCHANGEABLE
TRANSFORMER,POWER
20561
5330-00-907-5175INTERCHANGEABLE
PACKING,PREFORMED
2940-01-038-4426INTERCHANGEABLE
FILTER ELEMENT,FLUID
88365A
5360-01-079-5827INTERCHANGEABLE
SPRING,LEAF
19AS680
5950-01-155-6483INTERCHANGEABLE
COIL,ELECTRICAL
4820-01-255-9040INTERCHANGEABLE
HEAD,VALVE
20561-1001-1
4820-01-256-0297INTERCHANGEABLE
STEM,FLUID VALVE
20561-1002-1
4820-01-256-0299INTERCHANGEABLE
CAP,VALVE
20561-801-1

Frequently Asked Questions

What is NSN 5360-00-200-4118?

NSN 5360-00-200-4118 is a Spring,helical,compression, manufactured by Monitor Controller Co, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-200-4118?

NSN 5360-00-200-4118 has 2 cross-referenced part numbers: 20561 (Monitor Controller Co), 930-5-7 (Monitor Controller Co).

What NSN replaces 5360-00-200-4118?

There are 12 known substitutes for 5360-00-200-4118: 3110-00-107-7567, 5945-00-407-7034, 1680-00-420-9479 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20561?

Key specifications for 20561: Inside Diameter: 0.28575 INCHES NOMINAL IN; Coil Quantity: 7-1/2; Material: COPPER ALLOY OVERALL; Coil Helix Direction: RIGHT-HAND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-200-4118 still in active supply?

NSN 5360-00-200-4118 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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