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Technical Data Sheet
PartsTable / MRO / 36T21S3778
36T21S3778 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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,THERMOSTATIC is a the manufacturer industrial component. Key specifications include overall_width: 1.219 INCHES NOMINAL IN, terminal_type: SCREW, overall_height: 0.313 INCHES NOMINAL IN, overall_length: 1.688 INCHES NOMINAL IN, mounting_method: FLANGE, contact_adjustability: ACTUATION POINT NOT ADJUSTABLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-674-8714, 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
MRO→ MRO_GENERAL→ 36T21S3778
NSN: 5930-00-674-8714
FSC: 5930
CAGE: 81439 — THERM-O-DISC INCORPORATED (USA)
SPECIFICATIONS
overall_width1.219 INCHES NOMINAL IN
terminal_typeSCREW
overall_height0.313 INCHES NOMINAL IN
overall_length1.688 INCHES NOMINAL IN
mounting_methodFLANGE
contact_adjustabilityACTUATION POINT NOT ADJUSTABLE
contact_action_stimulusINCREASE
contact_stimulus_rating150.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 135.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
temp_sensing_element_typeINTERNAL SENSOR
contact_load_current_rating8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
nonpile-up_contact_arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
contact_voltage_rating_in_volts120.0 AC AT SEA LEVEL FIRST VOLTAGE
NSN5930-00-674-8714
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN 36T21S3778 MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
MOUNTING METHOD: FLANGE
•
NONPILE-UP CONTACT ARRANGEMENT: 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
•
CONTACT STIMULUS RATING: 150.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 135.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
•
CONTACT VOLTAGE RATING IN VOLTS: 240.0 AC AT SEA LEVEL SECOND VOLTAGE
•
CONTACT ADJUSTABILITY: ACTUATION POINT NOT ADJUSTABLE
•
CONTACT LOAD CURRENT RATING: 4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODFLANGE
NONPILE-UP CONTACT ARRANGEMENT1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
CONTACT STIMULUS RATING150.00 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 135.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
CONTACT VOLTAGE RATING IN VOLTS240.0 AC AT SEA LEVEL SECOND VOLTAGE
CONTACT VOLTAGE RATING IN VOLTS120.0 AC AT SEA LEVEL FIRST VOLTAGE
CONTACT ADJUSTABILITYACTUATION POINT NOT ADJUSTABLE
CONTACT LOAD CURRENT RATING4.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
CONTACT VOLTAGE RATING IN VOLTS12.0 DC AT SEA LEVEL THIRD VOLTAGE
CONTACT VOLTAGE RATING IN VOLTS115.0 DC AT SEA LEVEL FOURTH VOLTAGE
OVERALL HEIGHT0.313 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
260336DInterchangeable
interchangeable cross-reference
interchangeable
260336Interchangeable
interchangeable cross-reference
interchangeable
JHP60-210Interchangeable
interchangeable cross-reference
interchangeable
110360Interchangeable
interchangeable cross-reference
interchangeable
430360Interchangeable
interchangeable cross-reference
interchangeable
430360C1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 36T21S3778?
36T21S3778 is a SWITCH,THERMOSTATIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 36T21S3778?
There are 17 known substitutes for 36T21S3778: 260336D, 260336, JHP60-210 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 36T21S3778?
36T21S3778 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-674-8714. 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