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Technical Data Sheet

42M878 — Technical Data Sheet

✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include body_style: CYLINDRICAL BUSHING MOUNTED, body_length: 0.438 INCHES NOMINAL IN, flat_height: 0.110 INCHES NOMINAL IN, shaft_style: ROUND, PARALLEL FLATTED, shaft_length: 0.500 INCHES NOMINAL IN, actuator_type: SINGLE SHAFT. This part is cataloged in the Federal Logistics Information System under NSN 5905-00-518-7930, 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→ 42M878
NSN: 5905-00-518-7930
FSC: 5905
CAGE: 12697 — CLAROSTAT SENSORS AND CONTROLS (USA)
SPECIFICATIONS
body_styleCYLINDRICAL BUSHING MOUNTED
body_length0.438 INCHES NOMINAL IN
flat_height0.110 INCHES NOMINAL IN
shaft_styleROUND, PARALLEL FLATTED
shaft_length0.500 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter0.750 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL IN
mounting_methodSTANDARD BUSHING
section_quantity1
first_flat_length0.188 INCHES NOMINAL IN
terminal_locationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
NSN5905-00-518-7930
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,PRE TITLE COMPONENT PN 42M878 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION: 320.0 NOMINAL
•
SHAFT LENGTH: 0.500 INCHES NOMINAL IN
•
MAXIMUM STARTING TORQUE: 2.00 INCH-OUNCES IN
•
SHAFT DIAMETER: 0.250 INCHES NOMINAL IN
•
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG: 320.0 NOMINAL
•
MOUNTING METHOD: STANDARD BUSHING
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 105.0 SINGLE SECTION
•
ELECTRICAL RESISTANCE PER SECTION: 100.000 KILOHMS SINGLE SECTION
TECHNICAL CHARACTERISTICS
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION320.0 NOMINAL
SHAFT LENGTH0.500 INCHES NOMINAL IN
MAXIMUM STARTING TORQUE2.00 INCH-OUNCES IN
SHAFT DIAMETER0.250 INCHES NOMINAL IN
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG320.0 NOMINAL
MOUNTING METHODSTANDARD BUSHING
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER105.0 SINGLE SECTION
ELECTRICAL RESISTANCE PER SECTION100.000 KILOHMS SINGLE SECTION
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
FUNCTION CONFORMITY TOLERANCE PER SECTION-1.00 TO 1.00 SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
KN-59-344-MAFInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42WInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-L-18937InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PT2144SBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
142WInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1744-8InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42M878?
42M878 is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 42M878?
There are 10 known substitutes for 42M878: KN-59-344-MAF, 42W, MIL-L-18937 and 7 more. Substitute compatibility should be verified for your specific system.
Is 42M878 still available?
42M878 is currently cancelled.
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