N7-W-278 — SWITCH,CODE INDICATING WHEEL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

N7-W-278: SWITCH,CODE INDICATING WHEEL.

The SWITCH,CODE INDICATING WHEEL is a the manufacturer industrial component. Key specifications include actuator_type: THUMBWHEEL ALL ACTUATORS, overall_width: 1.150 INCHES NOMINAL IN, overall_height: 1.770 INCHES NOMINAL IN, overall_length: 2.760 INCHES NOMINAL IN, mounting_method: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY, style_designator: RECTANGULAR INLINE INDICATING. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-250-5810, 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

N7-W-278

NSN: 5930-01-250-5810
NIINs: 012505810, 012810486
FSC: 5930 — Switches
CAGE: 07126 — ELECTRO SWITCH CORP. DBA ELECTRO SWITCH CORP DIV DIGITRAN A UNIT OF ELECTRO SWITCH (USA)

SPECIFICATIONS

actuator_type	THUMBWHEEL ALL ACTUATORS
overall_width	1.150 INCHES NOMINAL IN
overall_height	1.770 INCHES NOMINAL IN
overall_length	2.760 INCHES NOMINAL IN
mounting_method	BRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
special_features	DECIMAL POINT ON FOURTH SECTION; ITEM MUST COMPLY WITH REQUIREMENTS OF DESC PRODUCTION STANDARD NO. L04006; FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY
style_designator	RECTANGULAR INLINE INDICATING
features_provided	RFI SHIELDING
precious_material	GOLD
operating_temp_range	-65.0 TO 85.0 CELSIUS DEGC
mounting_facility_pattern	FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
readout_indicator_marking	0,1,2,3,4,5,6,7,8,9 EACH SECTION
NSN	5930-01-250-5810

COMPONENT DIAGRAM

KEY FEATURES

•

ACTUATOR TYPE: THUMBWHEEL ALL ACTUATORS

•

TERMINAL TYPE: PRINTED CIRCUIT

•

MOUNTING FACILITY PATTERN: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY

•

PRECIOUS MATERIAL: GOLD

•

CONTACT LOAD CURRENT RATING: 125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL

•

MOUNTING METHOD: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.770 INCHES NOMINAL IN
ACTUATOR TYPE	THUMBWHEEL ALL ACTUATORS
TERMINAL TYPE	PRINTED CIRCUIT
MOUNTING FACILITY PATTERN	FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
PRECIOUS MATERIAL	GOLD
CONTACT LOAD CURRENT RATING	125.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
CONTACT LOAD CURRENT RATING	125.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL
MOUNTING METHOD	BRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER	0.100 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
CONTACT ARRANGEMENT TRUTH TABLE	BCD, 1 POLE - 10 POSITIONS EACH SECTION

SUBSTITUTES & CROSS-REFERENCES 1

7-W-278Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 N7-W-278?

N7-W-278 is a SWITCH,CODE INDICATING WHEEL.

What parts can replace N7-W-278?

There is 1 known substitute for N7-W-278: 7-W-278. Substitute compatibility should be verified for your specific system.

What is the NSN for N7-W-278?

N7-W-278 is cataloged in the U.S. Government catalog under NSN 5930-01-250-5810. This indicates validated use in U.S. government and defense supply chains.

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N7-W-278 — SWITCH,CODE INDICATING WHEEL

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