187637-A1 — SWITCH,ROTARY

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

187637-A1: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.093 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.719 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_width: 0.938 INCHES NOMINAL IN, terminal_type: TAB, SOLDER LUG. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-681-4138, 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→ 187637-A1

NSN: 5930-00-681-4138
NIINs: 006814138, 015992440
FSC: 5930 — Switches
CAGE: 76854 — ELECTRO SWITCH CORP. DBA OAK GRISGSBY DIV ELECTROSWITCH (USA)

SPECIFICATIONS

shaft_type	ROUND, FLATTED SINGLE ACTUATOR
flat_height	0.093 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length	0.719 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class	2A SINGLE MOUNTING FACILITY A
overall_width	0.938 INCHES NOMINAL IN
terminal_type	TAB, SOLDER LUG
thread_length	0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
outside_length	0.224 MILLIMETERS NOMINAL MM
overall_height	1.016 INCHES NOMINAL IN
overall_length	1.563 INCHES NOMINAL IN
shaft_diameter	0.125 INCHES NOMINAL SINGLE ACTUATOR IN
mounting_method	THREADED BUSHING SINGLE MOUNTING FACILITY
NSN	5930-00-681-4138

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR

•

SHAFT DIAMETER: 0.125 INCHES NOMINAL SINGLE ACTUATOR IN

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP NONSYMMETRICAL

•

NONTURN DEVICE RADIUS: 0.375 INCHES NOMINAL AT 3:00 OCLOCK IN

•

TERMINAL TYPE: TAB, SOLDER LUG

•

FIRST FLAT LENGTH: 0.312 INCHES NOMINAL SINGLE ACTUATOR IN

•

PRECIOUS MATERIAL: SILVER

TECHNICAL CHARACTERISTICS

SHAFT TYPE	ROUND, FLATTED SINGLE ACTUATOR
OVERALL HEIGHT	1.016 INCHES NOMINAL IN
SHAFT DIAMETER	0.125 INCHES NOMINAL SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGN	NONPILE-UP NONSYMMETRICAL
NONTURN DEVICE RADIUS	0.375 INCHES NOMINAL AT 3:00 OCLOCK IN
TERMINAL TYPE	TAB, SOLDER LUG
FIRST FLAT LENGTH	0.312 INCHES NOMINAL SINGLE ACTUATOR IN
PRECIOUS MATERIAL	SILVER
ROTOR THROUGH CONNECTION QUANTITY	1 SINGLE SECTION
CONTACT LOAD CURRENT RATING	1.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL

SUBSTITUTES & CROSS-REFERENCES 1

259-0925-00Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 187637-A1?

187637-A1 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).

What parts can replace 187637-A1?

There is 1 known substitute for 187637-A1: 259-0925-00. Substitute compatibility should be verified for your specific system.

What is the NSN for 187637-A1?

187637-A1 is cataloged in the U.S. Government catalog under NSN 5930-00-681-4138. This indicates validated use in U.S. government and defense supply chains.

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