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Technical Data Sheet
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A443R — SWITCH,THERMOSTATIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A443R: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include operating_temp_rating: 150.0 CELSIUS MAXIMUM DEGC, part_name_assigned_by_controlling_agency: THERMOSTAT. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-724-8281, 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
A443R
NSN: 5930-01-724-8281
FSC: 5930 — Switches
CAGE: 26806 — AMERICAN ZETTLER INC (USA)
SPECIFICATIONS
operating_temp_rating150.0 CELSIUS MAXIMUM DEGC
part_name_assigned_by_controlling_agencyTHERMOSTAT
NSN5930-01-724-8281
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN A443R MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
OPERATING TEMP RATING: 150.0 CELSIUS MAXIMUM DEGC
TECHNICAL CHARACTERISTICS
OPERATING TEMP RATING150.0 CELSIUS MAXIMUM DEGC
PART NAME ASSIGNED BY CONTROLLING AGENCYTHERMOSTAT
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
D-5744Same 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 A443R?
A443R is a SWITCH,THERMOSTATIC.
What parts can replace A443R?
There is 1 known substitute for A443R: D-5744. Substitute compatibility should be verified for your specific system.
What is the NSN for A443R?
A443R is cataloged in the U.S. Government catalog under NSN 5930-01-724-8281. 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.