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8623991-0 — SWITCH,THERMOSTATIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8623991-0: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include body_height: 0.376 INCHES NOMINAL IN, thread_class: 2A SINGLE THREADED STUD A, terminal_type: QUICK DISCONNECT, MALE, overall_height: 0.937 INCHES NOMINAL IN, mounting_method: THREADED STUD(S), overall_diameter: 0.630 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-308-1492, 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
8623991-0
NSN: 5930-01-308-1492
FSC: 5930 — Switches
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
body_height0.376 INCHES NOMINAL IN
thread_class2A SINGLE THREADED STUD A
terminal_typeQUICK DISCONNECT, MALE
overall_height0.937 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S)
overall_diameter0.630 INCHES MAXIMUM IN
style_designatorDISC
precious_materialSILVER
nominal_thread_size0.138 INCHES SINGLE THREADED STUD IN
contact_adjustabilityACTUATION POINT NOT ADJUSTABLE AND DEACTUATION POINT NOT ADJUSTABLE
operating_temp_rating201.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF
contact_action_stimulusINCREASE
NSN5930-01-308-1492
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN 8623991-0 MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
CONTACT ACTION STIMULUS: INCREASE
•
TERMINAL TYPE: QUICK DISCONNECT, MALE
•
OVERALL DIAMETER: 0.630 INCHES MAXIMUM IN
•
PRECIOUS MATERIAL: SILVER
•
CONTACT LOAD CURRENT RATING: 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
•
MOUNTING METHOD: THREADED STUD(S)
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.937 INCHES NOMINAL IN
CONTACT ACTION STIMULUSINCREASE
TERMINAL TYPEQUICK DISCONNECT, MALE
OVERALL DIAMETER0.630 INCHES MAXIMUM IN
PRECIOUS MATERIALSILVER
CONTACT LOAD CURRENT RATING10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
CONTACT LOAD CURRENT RATING15.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
MOUNTING METHODTHREADED STUD(S)
BODY HEIGHT0.376 INCHES NOMINAL IN
STYLE DESIGNATORDISC
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES 1
7BT-L-6-B-20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8623991-0?
8623991-0 is a SWITCH,THERMOSTATIC.
What parts can replace 8623991-0?
There is 1 known substitute for 8623991-0: 7BT-L-6-B-20. Substitute compatibility should be verified for your specific system.
What is the NSN for 8623991-0?
8623991-0 is cataloged in the U.S. Government catalog under NSN 5930-01-308-1492. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.