979988-1 — SWITCH,ROTARY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

979988-1: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: RECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR, shaft_length: 2.750 INCHES NOMINAL SINGLE ACTUATOR IN, pole_quantity: 1 SINGLE SECTION PERIPHERY, terminal_type: TAB W/SCREW, overall_length: 4.126 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN, throw_quantity: 7 SINGLE SECTION PERIPHERY. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-669-9990, 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

979988-1

NSN: 5930-00-669-9990
FSC: 5930 — Switches
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

shaft_type	RECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
shaft_length	2.750 INCHES NOMINAL SINGLE ACTUATOR IN
pole_quantity	1 SINGLE SECTION PERIPHERY
terminal_type	TAB W/SCREW
overall_length	4.126 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN
throw_quantity	7 SINGLE SECTION PERIPHERY
mounting_method	UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
special_features	SHAFT UNDERCUT 0.125 IN. IN
style_designator	TAP, CIRCUIT SELECTOR
square_shaft_size	0.247 INCHES NOMINAL SINGLE ACTUATOR IN
contact_switching_action	BREAKS BEFORE MAKES SINGLE SECTION PERIPHERY
mounting_facility_pattern	FOUR POSITION DIAMOND SINGLE MOUNTING FACILITY
NSN	5930-00-669-9990

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: RECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP NONSYMMETRICAL

•

TERMINAL TYPE: TAB W/SCREW

•

MOUNTING FACILITY PATTERN: FOUR POSITION DIAMOND SINGLE MOUNTING FACILITY

•

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

•

MOUNTING METHOD: UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.142 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

TECHNICAL CHARACTERISTICS

SHAFT TYPE	RECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
SWITCH CONTACT BASIC DESIGN	NONPILE-UP NONSYMMETRICAL
TERMINAL TYPE	TAB W/SCREW
MOUNTING FACILITY PATTERN	FOUR POSITION DIAMOND SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING	10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	5.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
MOUNTING METHOD	UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER	0.142 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
POLE QUANTITY	1 SINGLE SECTION PERIPHERY
STYLE DESIGNATOR	TAP, CIRCUIT SELECTOR

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 1

23001LCReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 979988-1?

979988-1 is a SWITCH,ROTARY.

What parts can replace 979988-1?

There is 1 known substitute for 979988-1: 23001LC. Substitute compatibility should be verified for your specific system.

What is the NSN for 979988-1?

979988-1 is cataloged in the U.S. Government catalog under NSN 5930-00-669-9990. This indicates validated use in U.S. government and defense supply chains.

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