ERW221

Thermostatic Switch

A switch that is actuated by changes in ambient temperature. Excludes:circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

1.250 inches nominal overall length, bracket mounting method, increase contact action stimulus, internal sensor temp sensing element type, 0.640 inches maximum body diameter

Basic Details

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NSN

5930-00-890-9899

NIIN

00-890-9899

Item Name

Thermostatic Switch

Part Number

ERW221

Active

Federal Supply Class

5930 - Switches

Federal Supply Group

Electrical and Electronic Equipment Components

Assigment Date

04/12/1968 (57 years ago)

Item Name Code

00451

Technical Specifications

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Overall Length: 1.250 inches nominal
Body Diameter: 0.640 inches maximum
Temp Sensing Element Type: internal sensor
Mounting Method: bracket
Contact Action Stimulus: increase
Terminal Type: wire lead
Contact Adjustability: deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating: 135.00 deactuation point nominal degrees fahrenheit
Media For Which Designed: gas or liquid
Style Designator: disc w/flange

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Cross Referenced Parts

Our Cross-Referenced Parts section helps you quickly locate compatible or equivalent aerospace electrical components for: ERW221

Part Number	CAGE	Manufacturer	RNCC	RNVC	RNAAC
13213E3290	97403	Cecom Lr Center	3	2	CT
3500 OPEN 135F (PORM) 5F	14604	Honeywell International Inc. Dba Honeywell Div Sensing and Control	5	1	ZZ
ERW221	02978	Renk America Llc Div Renk America	5	9	CT
TIP00386-10JUN70	97403	Cecom Lr Center	C	1	ZZ

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