A921 — SWITCH,THERMOSTATIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A921: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include terminal_type: TAB, SOLDER LUG, overall_length: 0.349 INCHES NOMINAL IN, overall_diameter: 0.625 INCHES NOMINAL IN, contact_adjustability: ACTUATION POINT NOT ADJUSTABLE, contact_action_stimulus: INCREASE, contact_stimulus_rating: 20.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-133-0519, 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

A921

NSN: 5930-00-133-0519
FSC: 5930 — Switches
CAGE: 93410 — ESSEX GROUP INC CONTROLS DIV LEXINGTON PLANT

SPECIFICATIONS

terminal_type	TAB, SOLDER LUG
overall_length	0.349 INCHES NOMINAL IN
overall_diameter	0.625 INCHES NOMINAL IN
contact_adjustability	ACTUATION POINT NOT ADJUSTABLE
contact_action_stimulus	INCREASE
contact_stimulus_rating	20.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
temp_sensing_element_type	INTERNAL SENSOR
contact_load_current_rating	5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
nonpile-up_contact_arrangement	1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
contact_voltage_rating_in_volts	240.0 AC AT SEA LEVEL FIRST VOLTAGE
NSN	5930-00-133-0519

COMPONENT DIAGRAM

KEY FEATURES

•

CONTACT ACTION STIMULUS: INCREASE

•

TERMINAL TYPE: TAB, SOLDER LUG

•

OVERALL DIAMETER: 0.625 INCHES NOMINAL IN

•

CONTACT LOAD CURRENT RATING: 5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE

•

TEMP SENSING ELEMENT TYPE: INTERNAL SENSOR

•

NONPILE-UP CONTACT ARRANGEMENT: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION

TECHNICAL CHARACTERISTICS

CONTACT ACTION STIMULUS	INCREASE
TERMINAL TYPE	TAB, SOLDER LUG
OVERALL DIAMETER	0.625 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING	5.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
CONTACT LOAD CURRENT RATING	13.5 AMPERES RESISTIVE LOAD SECOND VOLTAGE
TEMP SENSING ELEMENT TYPE	INTERNAL SENSOR
OVERALL LENGTH	0.349 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT	1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
CONTACT STIMULUS RATING	20.00 DIFFERENTIAL POINT NOMINAL DEGREES FAHRENHEIT
CONTACT ADJUSTABILITY	ACTUATION POINT NOT ADJUSTABLE

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

19A115687P2Same 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 A921?

A921 is a SWITCH,THERMOSTATIC.

What parts can replace A921?

There is 1 known substitute for A921: 19A115687P2. Substitute compatibility should be verified for your specific system.

What is the NSN for A921?

A921 is cataloged in the U.S. Government catalog under NSN 5930-00-133-0519. This indicates validated use in U.S. government and defense supply chains.

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