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PartsTable / COMPONENT / 4544-A
4544-A ✓ 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/HOLE MOUNTED, body_width: 0.688 INCHES NOMINAL IN, body_height: 0.906 INCHES NOMINAL IN, body_length: 1.938 INCHES NOMINAL IN, overall_width: 0.810 INCHES NOMINAL IN, actuator_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-226-6051, 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
4544-A
NSN: 5930-00-226-6051
FSC: 5930
CAGE: 01420 — HOYT CORPORATION (USA)
SPECIFICATIONS
body_styleBUSHING/HOLE MOUNTED
body_width0.688 INCHES NOMINAL IN
body_height0.906 INCHES NOMINAL IN
body_length1.938 INCHES NOMINAL IN
overall_width0.810 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.750 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height2.106 INCHES NOMINAL IN
overall_length2.070 INCHES NOMINAL IN
actuator_height0.406 INCHES NOMINAL IN
actuator_diameter0.310 INCHES NOMINAL IN
NSN5930-00-226-6051
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,SENSITIVE TITLE COMPONENT PN 4544-A MFR SWITCH,SENSITIVE
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNS
•
NOMINAL THREAD SIZE: 0.469 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
INCLOSURE TYPE: FULLY INCLOSED
•
SWITCH ACTUATING FORCE: 12.0 OUNCES MINIMUM AND 20.0 OUNCES MAXIMUM OZ
•
TERMINAL TYPE AND QUANTITY: 6 SCREW
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNS
OVERALL LENGTH2.070 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.469 INCHES IN
OVERALL HEIGHT2.106 INCHES NOMINAL IN
THREAD QUANTITY PER INCH32
INCLOSURE TYPEFULLY INCLOSED
SWITCH ACTUATING FORCE12.0 OUNCES MINIMUM AND 20.0 OUNCES MAXIMUM OZ
TERMINAL TYPE AND QUANTITY6 SCREW
NONPILE-UP CONTACT ARRANGEMENT2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY SINGLE SWITCH UNIT
ACTUATOR DIAMETER0.310 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
45-44Interchangeable
interchangeable cross-reference
interchangeable
6622Interchangeable
interchangeable cross-reference
interchangeable
C4544Interchangeable
interchangeable cross-reference
interchangeable
7-129AInterchangeable
interchangeable cross-reference
interchangeable
PS5710Interchangeable
interchangeable cross-reference
interchangeable
200526AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4544-A?
4544-A is a SWITCH,SENSITIVE.
What parts can replace 4544-A?
There are 11 known substitutes for 4544-A: 45-44, 6622, C4544 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4544-A?
4544-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-226-6051. 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