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Technical Data Sheet
4AC21 ✓ 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: HOLE MOUNTED, body_width: 0.516 INCHES NOMINAL IN, body_height: 2.094 INCHES NOMINAL IN, body_length: 1.594 INCHES NOMINAL IN, overall_width: 0.516 INCHES NOMINAL IN, actuator_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-683-4958, 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
4AC21
NSN: 5930-00-683-4958
FSC: 5930
CAGE: 91929 — HONEYWELL INTERNATIONAL INC. DBA HONEYWEEL SENSING & CONTROLS (USA)
SPECIFICATIONS
body_styleHOLE MOUNTED
body_width0.516 INCHES NOMINAL IN
body_height2.094 INCHES NOMINAL IN
body_length1.594 INCHES NOMINAL IN
overall_width0.516 INCHES NOMINAL IN
actuator_styleROUND
inclosure_typeFULLY INCLOSED
overall_height1.953 INCHES NOMINAL IN
overall_length2.626 INCHES NOMINAL IN
actuator_height0.359 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
actuator_diameter0.250 INCHES NOMINAL IN
NSN5930-00-683-4958
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN 4AC21 MFR SWITCH,SENSITIVE
KEY FEATURES
MOUNTING METHOD: UNTHREADED HOLE(S)
ACTUATOR FREE POSITION HEIGHT: 0.359 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
SWITCH ACTUATING FORCE: 18.0 OUNCES MAXIMUM OZ
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 10.000 AMPERES RESISTIVE DC AND 6.000 AMPERES INDUCTIVE DC AND 10.000 AMPERES RESISTIVE AC
SWITCH RELEASE FORCE: 4.0 OUNCES MINIMUM OZ
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODUNTHREADED HOLE(S)
OVERALL HEIGHT1.953 INCHES NOMINAL IN
OVERALL LENGTH2.626 INCHES NOMINAL IN
ACTUATOR FREE POSITION HEIGHT0.359 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
SWITCH ACTUATING FORCE18.0 OUNCES MAXIMUM OZ
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE10.000 AMPERES RESISTIVE DC AND 6.000 AMPERES INDUCTIVE DC AND 10.000 AMPERES RESISTIVE AC
SWITCH RELEASE FORCE4.0 OUNCES MINIMUM OZ
TERMINAL TYPE AND QUANTITY6 SCREW
ACTUATOR STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
882661-7Interchangeable
interchangeable cross-reference
interchangeable
100296-7Interchangeable
interchangeable cross-reference
interchangeable
6117-10Interchangeable
interchangeable cross-reference
interchangeable
11997Interchangeable
interchangeable cross-reference
interchangeable
6117Interchangeable
interchangeable cross-reference
interchangeable
13816-6346-0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4AC21?
4AC21 is a SWITCH,SENSITIVE.
What parts can replace 4AC21?
There are 8 known substitutes for 4AC21: 882661-7, 100296-7, 6117-10 and 5 more. Substitute compatibility should be verified for your specific system.
Is 4AC21 still available?
4AC21 is currently cancelled.
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