7025-00-108-4325 ROLLER ASSEMBLY Index 2510-00-108-4328 SPRING ASSEMBLY,LEAF

National Stock Number:
5905-00-108-4327

Federal Supply Class:
5905

National Item Identification Number:
001084327

Description:
RESISTOR,VARIABLE,WIRE WOUND,NON

Detail:
A resistor in which a sliding or rolling contact moves over an exposed area of the resistive element to change the ohmic value of the output. The functional tolerance (linearity), if given, of the output is greater than plus of minus 1 percent on linear outputs. Specified outputs such as sine, cosine, tangent, etc., shall be considered to be precision. For items having manually positioned taps designed to be set and fixed prior to use, see RESISTOR, ADJUSTABLE. For items with step by step variation, see RHEOSTAT and RESISTOR, STEP BY STEP. For tandem-mounted items designed to function together as an attenuator (and rated accordingly), see ATTENUATOR, VARIABLE. Excludes RESISTOR (1), VARIABLE, NONWIRE WOUND, NONPRECISION; RESISTOR (1), VARIABLE, NONWIRE WOUND, PRECISION; and RESISTOR (1), VARIABLE, WIRE WOUND, PRECISION.


Manufacturer Information:
0193-9756232LOCKHEED MARTIN CORPORATION
2200-3106526PC4080064NAVAL SHIP SYSTEMS COMMAND
2200-3114359PC4680064NAVAL SHIP SYSTEMS COMMAND
55C1057ITEM4279500WESTINGHOUSE ELECTRIC CORP
668475PC4056232LOCKHEED MARTIN CORPORATION
669984PC4656232LOCKHEED MARTIN CORPORATION
JANR1981350JOINT ARMY-NAVY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
RA20A1SD250AK81350JOINT ARMY-NAVY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ELECTRICAL RESISTANCE PER SECTION25.000 OHMS SINGLE SECTION
ACTUATOR TYPESINGLE SHAFT
MOUNTING METHODSTANDARD BUSHING
NONTURN DEVICE LOCATIONAT 9 OCLOCK
NONTURN DEVICE RADIUS0.531 INCHES NOMINAL
POWER DISSIPATION RATING PER SECTION IN WATTS2.0 FREE AIR SINGLE SECTION
RELIABILITY INDICATORNOT ESTABLISHED
RESISTANCE TOLERANCE PER SECTION IN PERCENT-10.0 TO 10.0 SINGLE SECTION
SCREW THREAD DIAMETER0.375 INCHES NOMINAL
SCREW THREAD QUANTITY PER INCH32.0
SCREW THREAD SERIES DESIGNATORUNEF
SECTION QUANTITY1
SHAFT DIAMETER0.250 INCHES NOMINAL
SHAFT LENGTH0.875 INCHES NOMINAL
SHAFT STYLEROUND, SLOTTED
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG


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