166740K1 — SWITCH,ROTARY

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

166740K1: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.218 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 1.125 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 1.375 INCHES NOMINAL IN, terminal_type: TAB, SOLDER LUG, thread_length: 0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-548-8639, 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→ 166740K1

NSN: 5930-00-548-8639
FSC: 5930 — Switches
CAGE: 76854 — ELECTRO SWITCH CORP. DBA OAK GRISGSBY DIV ELECTROSWITCH (USA)

SPECIFICATIONS

shaft_type	ROUND, FLATTED SINGLE ACTUATOR
flat_height	0.218 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length	1.125 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width	1.375 INCHES NOMINAL IN
terminal_type	TAB, SOLDER LUG
thread_length	0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height	1.562 INCHES NOMINAL IN
overall_length	3.000 INCHES NOMINAL IN
shaft_diameter	0.250 INCHES NOMINAL SINGLE ACTUATOR IN
mounting_method	THREADED BUSHING SINGLE MOUNTING FACILITY
special_features	SWITCH SPRING LOADED TO RETURN TO CENTER POSITION
style_designator	CIRCULAR WAFER, BUSHING MOUNT
NSN	5930-00-548-8639

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR

•

SHAFT DIAMETER: 0.250 INCHES NOMINAL SINGLE ACTUATOR IN

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP NONSYMMETRICAL

•

NONTURN DEVICE RADIUS: 0.531 INCHES NOMINAL AT 3:00 OCLOCK IN

•

TERMINAL TYPE: TAB, SOLDER LUG

•

FIRST FLAT LENGTH: 0.500 INCHES NOMINAL SINGLE ACTUATOR IN

•

MOUNTING METHOD: THREADED BUSHING SINGLE MOUNTING FACILITY

TECHNICAL CHARACTERISTICS

SHAFT TYPE	ROUND, FLATTED SINGLE ACTUATOR
OVERALL HEIGHT	1.562 INCHES NOMINAL IN
SHAFT DIAMETER	0.250 INCHES NOMINAL SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGN	NONPILE-UP NONSYMMETRICAL
NONTURN DEVICE RADIUS	0.531 INCHES NOMINAL AT 3:00 OCLOCK IN
TERMINAL TYPE	TAB, SOLDER LUG
FIRST FLAT LENGTH	0.500 INCHES NOMINAL SINGLE ACTUATOR IN
MOUNTING METHOD	THREADED BUSHING SINGLE MOUNTING FACILITY
THREAD LENGTH	0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
STYLE DESIGNATOR	CIRCULAR WAFER, BUSHING MOUNT

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

S2Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

10013193Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 166740K1?

166740K1 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).

What parts can replace 166740K1?

There are 2 known substitutes for 166740K1: S2, 10013193. Substitute compatibility should be verified for your specific system.

What is the NSN for 166740K1?

166740K1 is cataloged in the U.S. Government catalog under NSN 5930-00-548-8639. This indicates validated use in U.S. government and defense supply chains.

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