37J994ITEM18A — SWITCH,ROTARY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

37J994ITEM18A: SWITCH,ROTARY.

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include terminal_type: TAB W/SCREW, mounting_method: BASE SINGLE MOUNTING FACILITY, special_features: SWITCH SHAFT IS NOT EXTERNAL TO SWITCH BODY, knob_manufacturer_code: 89946, contact_switching_action: BREAKS BEFORE MAKES SINGLE SECTION FRONT, mounting_facility_pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY. This part is cataloged in the U.S.

Government catalog under NSN 5930-00-258-4794, 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

37J994ITEM18A

NSN: 5930-00-258-4794
FSC: 5930 — Switches
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)

SPECIFICATIONS

terminal_type	TAB W/SCREW
mounting_method	BASE SINGLE MOUNTING FACILITY
special_features	SWITCH SHAFT IS NOT EXTERNAL TO SWITCH BODY
knob_manufacturer_code	89946
contact_switching_action	BREAKS BEFORE MAKES SINGLE SECTION FRONT
mounting_facility_pattern	TWO POSITION IN-LINE SINGLE MOUNTING FACILITY
contact_load_current_rating	10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
individual_section_quantity	1
switch_contact_basic_design	NONPILE-UP NONSYMMETRICAL
knob_manufacturer_part_number	S1032935
contact_voltage_rating_in_volts	600.0 AC AT SEA LEVEL
unthreaded_mounting_hole_diameter	0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
NSN	5930-00-258-4794

COMPONENT DIAGRAM

KEY FEATURES

•

SWITCH CONTACT BASIC DESIGN: NONPILE-UP NONSYMMETRICAL

•

TERMINAL TYPE: TAB W/SCREW

•

MOUNTING FACILITY PATTERN: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY

•

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

•

MOUNTING METHOD: BASE SINGLE MOUNTING FACILITY

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

•

INDIVIDUAL SECTION QUANTITY: 1

TECHNICAL CHARACTERISTICS

SWITCH CONTACT BASIC DESIGN	NONPILE-UP NONSYMMETRICAL
TERMINAL TYPE	TAB W/SCREW
MOUNTING FACILITY PATTERN	TWO POSITION IN-LINE SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING	10.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
MOUNTING METHOD	BASE SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER	0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
INDIVIDUAL SECTION QUANTITY	1
KNOB MANUFACTURER CODE	89946
KNOB MANUFACTURER PART NUMBER	S1032935

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

S1312236Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

37J994PC18AReference document

Same NSN cross-reference

Reference document — Secondary reference

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 37J994ITEM18A?

37J994ITEM18A is a SWITCH,ROTARY.

What parts can replace 37J994ITEM18A?

There are 2 known substitutes for 37J994ITEM18A: S1312236, 37J994PC18A. Substitute compatibility should be verified for your specific system.

What is the NSN for 37J994ITEM18A?

37J994ITEM18A is cataloged in the U.S. Government catalog under NSN 5930-00-258-4794. This indicates validated use in U.S. government and defense supply chains.

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