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Technical Data Sheet

1901B — Technical Data Sheet

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· 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,NONWIRE WOUND,. Key specifications include shape: ROUND, height: 2.875 INCHES NOMINAL IN, diameter: 2.125 INCHES NOMINAL IN, material: TIN OVERALL, body_style: BUSHING MOUNTED, body_length: 0.719 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-548-9447, 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 1901B
NSN: 5930-00-548-9447
FSC: 5930
CAGE: 73586 — CIRCLE F INDUSTRIES (USA)
SPECIFICATIONS
shapeROUND
height2.875 INCHES NOMINAL IN
diameter2.125 INCHES NOMINAL IN
materialTIN OVERALL
body_styleBUSHING MOUNTED
body_length0.719 INCHES NOMINAL IN
input_phaseSINGLE SINGLE OPERATING POWER RQMT
body_diameter1.078 INCHES NOMINAL IN
overall_width7.9 INCHES NOMINAL IN
bushing_length0.344 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height3.5 INCHES NOMINAL IN
NSN5930-00-548-9447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN 1901B MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
MATERIAL: PLASTIC CASE
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 6.000 AMPERES RESISTIVE AC
MAXIMUM VOLTAGE RATING IN VOLTS: 125.0 AC
NOMINAL THREAD SIZE: 0.375 INCHES IN
ACTUATOR DIAMETER: 0.375 INCHES NOMINAL IN
INCLOSURE TYPE: FULLY INCLOSED
ACTUATOR HEIGHT: 0.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.281 INCHES NOMINAL IN
MATERIALPLASTIC CASE
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE6.000 AMPERES RESISTIVE AC
MAXIMUM VOLTAGE RATING IN VOLTS125.0 AC
NOMINAL THREAD SIZE0.375 INCHES IN
ACTUATOR DIAMETER0.375 INCHES NOMINAL IN
INCLOSURE TYPEFULLY INCLOSED
ACTUATOR HEIGHT0.281 INCHES NOMINAL IN
MOUNTING METHODTHREADED BUSHING
NONPILE-UP CONTACT ARRANGEMENT2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
938-2Interchangeable
interchangeable cross-reference
interchangeable
24822Interchangeable
interchangeable cross-reference
interchangeable
4668980Interchangeable
interchangeable cross-reference
interchangeable
458-58099-1Interchangeable
interchangeable cross-reference
interchangeable
9375 PIECE 11Interchangeable
interchangeable cross-reference
interchangeable
1211C4339Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1901B?
1901B is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1901B?
There are 10 known substitutes for 1901B: 938-2, 24822, 4668980 and 7 more. Substitute compatibility should be verified for your specific system.
Is 1901B still available?
1901B is currently cancelled.
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