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Technical Data Sheet
PartsTable / COMPONENT / MS21320-2
MS21320-2 ✓ 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, thread_class: 2A A, overall_width: 1.030 INCHES MAXIMUM IN, actuator_style: ROLLER ARM, housing_length: 2.160 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-957-0306, 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
MS21320-2
NSN: 5930-00-957-0306
FSC: 5930
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_styleBUSHING MOUNTED
thread_class2A A
overall_width1.030 INCHES MAXIMUM IN
actuator_styleROLLER ARM
housing_length2.160 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_height1.030 INCHES MAXIMUM IN
overall_length3.410 INCHES MAXIMUM IN
actuator_height1.300 INCHES MAXIMUM IN
actuator_movement12.0 PRETRAVEL DEGREES MAXIMUM AND 32.0 OVERTRAVEL DEGREES MAXIMUM AND 4.0 DIFFERENTIAL DEGREES MAXIMUM
features_providedACTUATOR SEAL
nominal_thread_size0.469 INCHES IN
NSN5930-00-957-0306
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN MS21320-2 MFR SWITCH,SENSITIVE
KEY FEATURES
•
BODY STYLE: BUSHING MOUNTED
•
TEST DATA DOCUMENT: 81349-MIL-S-8805 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
THREAD SERIES DESIGNATOR: UNS
•
TERMINAL TYPE AND QUANTITY: 6 WIRE LEAD
•
NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
•
FEATURES PROVIDED: ACTUATOR SEAL
•
HOUSING BUSHING LENGTH: 0.340 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH3.410 INCHES MAXIMUM IN
BODY STYLEBUSHING MOUNTED
TEST DATA DOCUMENT81349-MIL-S-8805 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THREAD SERIES DESIGNATORUNS
TERMINAL TYPE AND QUANTITY6 WIRE LEAD
NONPILE-UP CONTACT ARRANGEMENT2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
FEATURES PROVIDEDACTUATOR SEAL
HOUSING BUSHING LENGTH0.340 INCHES NOMINAL IN
HOUSING LENGTH2.160 INCHES MAXIMUM IN
MAXIMUM VOLTAGE RATING IN VOLTS28.0 DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
MS21320-4Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-8805/48Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-8805/48Interchangeable
interchangeable cross-reference
interchangeable
32EN11-6Interchangeable
interchangeable cross-reference
interchangeable
MS21320-3Interchangeable
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 MS21320-2?
MS21320-2 is a SWITCH,SENSITIVE.
What parts can replace MS21320-2?
There are 10 known substitutes for MS21320-2: MS21320-4, MIL-S-8805/48, MIL-PRF-8805/48 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS21320-2?
MS21320-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-957-0306. 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