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Technical Data Sheet
PartsTable / MRO / 19-52957
19-52957 ✓ 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 body_height: 1.08 INCHES NOMINAL IN, body_diameter: 0.93 INCHES NOMINAL IN, overall_width: 1.63 INCHES NOMINAL IN, terminal_type: QUICK DISCONNECT, MALE, overall_height: 1.08 INCHES NOMINAL IN, overall_length: 2.00 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 5930-01-694-8604, 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→ 19-52957
NSN: 5930-01-694-8604
FSC: 5930
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
body_height1.08 INCHES NOMINAL IN
body_diameter0.93 INCHES NOMINAL IN
overall_width1.63 INCHES NOMINAL IN
terminal_typeQUICK DISCONNECT, MALE
overall_height1.08 INCHES NOMINAL IN
overall_length2.00 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
style_designatorDISC W/FLANGE
features_providedAUTOMATIC RESET
contact_stimulus_rating10.0 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT AND 120.0 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 110.0 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
end_item_identification4120-01-592-7940
contact_adjustment_range+120.0 TO 140.0 ACTUATION POINT DEGREES FAHRENHEIT
NSN5930-01-694-8604
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN 19-52957 MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
MOUNTING METHOD: FLANGE
•
TERMINAL TYPE: QUICK DISCONNECT, MALE
•
STYLE DESIGNATOR: DISC W/FLANGE
•
FEATURES PROVIDED: AUTOMATIC RESET
•
CONTACT STIMULUS RATING: 10.0 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT AND 120.0 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 110.0 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION4120 - 015927949
MOUNTING METHODFLANGE
TERMINAL TYPEQUICK DISCONNECT, MALE
OVERALL WIDTH1.633 INCHES NOMINAL IN
STYLE DESIGNATORDISC W/FLANGE
FEATURES PROVIDEDAUTOMATIC RESET
PART NAME ASSIGNED BY CONTROLLING AGENCYOVER TEMPERATURE SWITCH
CONTACT STIMULUS RATING10.0 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT AND 120.0 ACTUATION POINT NOMINAL DEGREES FAHRENHEIT AND 110.0 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
OVERALL LENGTH2.00 INCHES NOMINAL IN
BODY HEIGHT0.93 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
L1-20Interchangeable
interchangeable cross-reference
interchangeable
CG1-15Interchangeable
interchangeable cross-reference
interchangeable
343AS145Interchangeable
interchangeable cross-reference
interchangeable
102260Interchangeable
interchangeable cross-reference
interchangeable
120MB-16AInterchangeable
interchangeable cross-reference
interchangeable
G161Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 19-52957?
19-52957 is a SWITCH,THERMOSTATIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 19-52957?
There are 14 known substitutes for 19-52957: L1-20, CG1-15, 343AS145 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 19-52957?
19-52957 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-694-8604. 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