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1A1B2 — SWITCH,THERMOSTATIC

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1A1B2: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include body_length: 3.500 INCHES NOMINAL IN, bulb_length: 3.500 INCHES NOMINAL IN, body_diameter: 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, bulb_diameter: 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, terminal_type: WIRE LEAD, overall_length: 4.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-583-1639, 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→ 1A1B2
NSN: 5930-00-583-1639
FSC: 5930 — Switches
CAGE: 63325 — VULCAN ELECTRIC CO DIV VULCAN ELECTRIC COMPANY (USA)
SPECIFICATIONS
body_length3.500 INCHES NOMINAL IN
bulb_length3.500 INCHES NOMINAL IN
body_diameter0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
bulb_diameter0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
terminal_typeWIRE LEAD
overall_length4.750 INCHES NOMINAL IN
mounting_methodIMMERSION WELL
overall_diameter0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
special_featuresACCOMMODATES ONE TAMPER PROOF CAP 1.250 IN. LG AND 0.622 IN. DIA IN
style_designatorCYLINDRICAL
contact_adjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
operating_temp_rating-20.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF
NSN5930-00-583-1639
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN 1A1B2 MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
BODY DIAMETER: 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
CONTACT ACTION STIMULUS: INCREASE
•
TERMINAL TYPE: WIRE LEAD
•
BULB LENGTH: 3.500 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
BULB DIAMETER: 0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
CONTACT LOAD CURRENT RATING: 10.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
•
MOUNTING METHOD: IMMERSION WELL
TECHNICAL CHARACTERISTICS
BODY DIAMETER0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
CONTACT ACTION STIMULUSINCREASE
TERMINAL TYPEWIRE LEAD
BULB LENGTH3.500 INCHES NOMINAL IN
OVERALL DIAMETER0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
BULB DIAMETER0.618 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
CONTACT LOAD CURRENT RATING10.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
MOUNTING METHODIMMERSION WELL
STYLE DESIGNATORCYLINDRICAL
TEMP SENSING ELEMENT TYPEBULB
SUBSTITUTES & CROSS-REFERENCES 2
1040SReference document
Same NSN cross-reference
Reference document — Secondary reference
1621183Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1A1B2?
1A1B2 is a SWITCH,THERMOSTATIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1A1B2?
There are 2 known substitutes for 1A1B2: 1040S, 1621183. Substitute compatibility should be verified for your specific system.
What is the NSN for 1A1B2?
1A1B2 is cataloged in the U.S. Government catalog under NSN 5930-00-583-1639. This indicates validated use in U.S. government and defense supply chains.
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