121104LG — SWITCH,ROTARY

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

121104LG: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND, SQUARE, THREADED HOLE SINGLE ACTUATOR, shaft_length: 1.125 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 2.125 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, overall_height: 2.125 INCHES NOMINAL IN, overall_length: 3.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-392-9443, 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→ 121104LG

NSN: 5930-00-392-9443
FSC: 5930 — Switches
CAGE: 82121 — ELECTRO SWITCH CORP. DBA ELECTRO SWITCH CORP (USA)

SPECIFICATIONS

shaft_type	ROUND, SQUARE, THREADED HOLE SINGLE ACTUATOR
shaft_length	1.125 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width	2.125 INCHES NOMINAL IN
terminal_type	TAB W/SCREW
overall_height	2.125 INCHES NOMINAL IN
overall_length	3.312 INCHES NOMINAL IN
shaft_diameter	0.219 INCHES NOMINAL SINGLE ACTUATOR IN
mounting_method	BRACKET(S) SINGLE MOUNTING FACILITY
style_designator	TAP, CIRCUIT SELECTOR
features_provided	ACTUATOR KNOB
precious_material	SILVER
contact_switching_action	BREAKS BEFORE MAKES EACH SECTION FRONT
NSN	5930-00-392-9443

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND, SQUARE, THREADED HOLE SINGLE ACTUATOR

•

SHAFT DIAMETER: 0.219 INCHES NOMINAL SINGLE ACTUATOR IN

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP NONSYMMETRICAL

•

TERMINAL TYPE: TAB W/SCREW

•

MOUNTING FACILITY PATTERN: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY

•

PRECIOUS MATERIAL: SILVER

•

CONTACT LOAD CURRENT RATING: 10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL

TECHNICAL CHARACTERISTICS

SHAFT TYPE	ROUND, SQUARE, THREADED HOLE SINGLE ACTUATOR
OVERALL HEIGHT	2.125 INCHES NOMINAL IN
SHAFT DIAMETER	0.219 INCHES NOMINAL SINGLE ACTUATOR IN
SWITCH CONTACT BASIC DESIGN	NONPILE-UP NONSYMMETRICAL
TERMINAL TYPE	TAB W/SCREW
MOUNTING FACILITY PATTERN	FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
PRECIOUS MATERIAL	SILVER
CONTACT LOAD CURRENT RATING	10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
MOUNTING METHOD	BRACKET(S) SINGLE MOUNTING FACILITY
STYLE DESIGNATOR	TAP, CIRCUIT SELECTOR

SUBSTITUTES & CROSS-REFERENCES 3

81872-SEReference document

Same NSN cross-reference

Reference document — Secondary reference

S228-1074P1Reference document

Same NSN cross-reference

Reference document — Secondary reference

51-2-42Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 121104LG?

121104LG is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).

What parts can replace 121104LG?

There are 3 known substitutes for 121104LG: 81872-SE, S228-1074P1, 51-2-42. Substitute compatibility should be verified for your specific system.

What is the NSN for 121104LG?

121104LG is cataloged in the U.S. Government catalog under NSN 5930-00-392-9443. This indicates validated use in U.S. government and defense supply chains.

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