4-1900-2C2 — SWITCH,ROTARY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4-1900-2C2: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM SINGLE ACTUATOR IN, shaft_length: 0.380 INCHES NOMINAL SINGLE ACTUATOR IN, terminal_type: TAB, SOLDER LUG, thread_length: 0.440 INCHES NOMINAL SINGLE MOUNTING FACILITY IN, overall_length: 2.130 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-443-4231, 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

4-1900-2C2

NSN: 5930-00-443-4231
FSC: 5930 — Switches
CAGE: 91812 — JANCO CORPORATION DBA JANCO CORP DIV MASON CONTROLS (USA)

SPECIFICATIONS

shaft_type	ROUND, FLATTED SINGLE ACTUATOR
flat_height	0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM SINGLE ACTUATOR IN
shaft_length	0.380 INCHES NOMINAL SINGLE ACTUATOR IN
terminal_type	TAB, SOLDER LUG
thread_length	0.440 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length	2.130 INCHES MAXIMUM IN
shaft_diameter	0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM SINGLE ACTUATOR IN
mounting_method	THREADED BUSHING SINGLE MOUNTING FACILITY
overall_diameter	1.036 INCHES MAXIMUM IN
special_features	5.0 INCH-POUNDS,SINGLE SHAFT IN
style_designator	TAP, CIRCULAR, BUSHING MOUNT
first_flat_length	0.250 INCHES NOMINAL SINGLE ACTUATOR IN
NSN	5930-00-443-4231

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR

•

SHAFT DIAMETER: 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM SINGLE ACTUATOR IN

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL

•

TERMINAL TYPE: TAB, SOLDER LUG

•

OVERALL DIAMETER: 1.036 INCHES MAXIMUM IN

•

FIRST FLAT LENGTH: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN

•

CONTACT LOAD CURRENT RATING: 2.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL

TECHNICAL CHARACTERISTICS

SHAFT TYPE	ROUND, FLATTED SINGLE ACTUATOR
SHAFT DIAMETER	0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGN	NONPILE-UP SYMMETRICAL
TERMINAL TYPE	TAB, SOLDER LUG
OVERALL DIAMETER	1.036 INCHES MAXIMUM IN
FIRST FLAT LENGTH	0.250 INCHES NOMINAL SINGLE ACTUATOR IN
CONTACT LOAD CURRENT RATING	2.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	1.0 AMPERES RESISTIVE LOAD AND 0.5 AMPERES INDUCTIVE LOAD DC AT SEA LEVEL
MOUNTING METHOD	THREADED BUSHING SINGLE MOUNTING FACILITY
THREAD LENGTH	0.440 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

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 2

P4-1900-2C2Reference document

Same NSN cross-reference

Reference document — Secondary reference

06-01-30-722Same 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 4-1900-2C2?

4-1900-2C2 is a SWITCH,ROTARY.

What parts can replace 4-1900-2C2?

There are 2 known substitutes for 4-1900-2C2: P4-1900-2C2, 06-01-30-722. Substitute compatibility should be verified for your specific system.

What is the NSN for 4-1900-2C2?

4-1900-2C2 is cataloged in the U.S. Government catalog under NSN 5930-00-443-4231. This indicates validated use in U.S. government and defense supply chains.

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