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PartsTable / COMPONENT / MS21320-4
MS21320-4 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,SENSITIVE is a the manufacturer industrial component. Key specifications include body_style: BUSHING MOUNTED, body_length: 2.820 INCHES MAXIMUM IN, body_diameter: 1.530 INCHES MAXIMUM IN, overall_width: 1.530 INCHES MAXIMUM IN, actuator_style: ROLLER ARM, bushing_length: 0.340 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-404-9178, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MS21320-4
NSN: 5930-00-404-9178
FSC: 5930
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleBUSHING MOUNTED
body_length2.820 INCHES MAXIMUM IN
body_diameter1.530 INCHES MAXIMUM IN
overall_width1.530 INCHES MAXIMUM IN
actuator_styleROLLER ARM
bushing_length0.340 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height1.530 INCHES MAXIMUM IN
overall_length4.100 INCHES MAXIMUM IN
actuator_height0.675 INCHES NOMINAL IN
actuator_length1.500 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
NSN5930-00-404-9178
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN MS21320-4 MFR SWITCH,SENSITIVE
KEY FEATURES
•
SWITCH RELEASE FORCE: 64.0 INCH-OUNCES MINIMUM IN
•
TERMINAL TYPE AND QUANTITY: 6 WIRE LEAD
•
ACTUATOR ROLLER WIDTH: 0.310 INCHES NOMINAL IN
•
ACTUATOR HEIGHT: 0.675 INCHES NOMINAL IN
•
BODY LENGTH: 2.820 INCHES MAXIMUM IN
•
ACTUATOR MOVEMENT: 16.0 PRETRAVEL DEGREES MINIMUM AND 24.0 PRETRAVEL DEGREES MAXIMUM AND 15.0 OVERTRAVEL DEGREES NOMINAL AND 10.0 DIFFERENTIAL DEGREES MAXIMUM
•
INCLOSURE TYPE: FULLY INCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
SWITCH RELEASE FORCE64.0 INCH-OUNCES MINIMUM IN
TERMINAL TYPE AND QUANTITY6 WIRE LEAD
ACTUATOR ROLLER WIDTH0.310 INCHES NOMINAL IN
ACTUATOR HEIGHT0.675 INCHES NOMINAL IN
BODY LENGTH2.820 INCHES MAXIMUM IN
ACTUATOR MOVEMENT16.0 PRETRAVEL DEGREES MINIMUM AND 24.0 PRETRAVEL DEGREES MAXIMUM AND 15.0 OVERTRAVEL DEGREES NOMINAL AND 10.0 DIFFERENTIAL DEGREES MAXIMUM
OVERALL HEIGHT1.530 INCHES MAXIMUM IN
INCLOSURE TYPEFULLY INCLOSED
THREAD SERIES DESIGNATORUNS
MOUNTING METHODTHREADED BUSHING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
32EN11-6Interchangeable
interchangeable cross-reference
interchangeable
MS21320-3Interchangeable
interchangeable cross-reference
interchangeable
MS21320-2Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-8805/48Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-8805/48Interchangeable
interchangeable cross-reference
interchangeable
MS21320-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS21320-4?
MS21320-4 is a SWITCH,SENSITIVE.
What parts can replace MS21320-4?
There are 10 known substitutes for MS21320-4: 32EN11-6, MS21320-3, MS21320-2 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21320-4?
MS21320-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-404-9178. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026