21546-3-49-1 — SWITCH,THERMOSTATIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

21546-3-49-1: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include body_length: 1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN, thread_class: 3A SINGLE THREADED BUSHING A, body_diameter: 0.665 INCHES MAXIMUM IN, terminal_type: CONNECTOR, RECEPTACLE, thread_length: 0.394 INCHES MINIMUM SINGLE THREADED BUSHING IN, mounting_method: THREADED BUSHING. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-074-0885, 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→ 21546-3-49-1

NSN: 5930-01-074-0885
FSC: 5930 — Switches
CAGE: 82647 — SENSATA TECHNOLOGIES, INC. DIV SENSATA ATTLEBORO (USA)

SPECIFICATIONS

body_length	1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN
thread_class	3A SINGLE THREADED BUSHING A
body_diameter	0.665 INCHES MAXIMUM IN
terminal_type	CONNECTOR, RECEPTACLE
thread_length	0.394 INCHES MINIMUM SINGLE THREADED BUSHING IN
mounting_method	THREADED BUSHING
style_designator	CYLINDRICAL W/FLANGE
features_provided	HERMETICALLY SEALED CASE
width_across_flats	0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
nominal_thread_size	0.750 INCHES SINGLE THREADED BUSHING IN
contact_adjustability	ACTUATION POINT NOT ADJUSTABLE
operating_temp_rating	233.0 CELSIUS MAXIMUM AND -54.0 CELSIUS MINIMUM DEGC
NSN	5930-01-074-0885

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 0.665 INCHES MAXIMUM IN

•

WIDTH ACROSS FLATS: 0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN

•

CONTACT ACTION STIMULUS: DECREASE

•

TERMINAL TYPE: CONNECTOR, RECEPTACLE

•

CONTACT LOAD CURRENT RATING: 3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE

•

MOUNTING METHOD: THREADED BUSHING

•

THREAD LENGTH: 0.394 INCHES MINIMUM SINGLE THREADED BUSHING IN

TECHNICAL CHARACTERISTICS

BODY DIAMETER	0.665 INCHES MAXIMUM IN
WIDTH ACROSS FLATS	0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
CONTACT ACTION STIMULUS	DECREASE
TERMINAL TYPE	CONNECTOR, RECEPTACLE
CONTACT LOAD CURRENT RATING	3.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
CONTACT LOAD CURRENT RATING	2.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
MOUNTING METHOD	THREADED BUSHING
THREAD LENGTH	0.394 INCHES MINIMUM SINGLE THREADED BUSHING IN
STYLE DESIGNATOR	CYLINDRICAL W/FLANGE
TEMP SENSING ELEMENT TYPE	BULB

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

563708Same 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)Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is 21546-3-49-1?

21546-3-49-1 is a SWITCH,THERMOSTATIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace 21546-3-49-1?

There is 1 known substitute for 21546-3-49-1: 563708. Substitute compatibility should be verified for your specific system.

What is the NSN for 21546-3-49-1?

21546-3-49-1 is cataloged in the U.S. Government catalog under NSN 5930-01-074-0885. This indicates validated use in U.S. government and defense supply chains.

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