2920-01-513-8101 STARTER,ENGINE,ELECTRICAL Index 4140-01-513-8103 FAN,CIRCULATING

National Stock Number:
5355-01-513-8102

Federal Supply Class:
5355

National Item Identification Number:
015138102

Description:
KNOB

Detail:
An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see HANDWHEEL. For items calibrated in units or series of divisions to denote relative positioning of devices see DIAL, CONTROL. Excludes DOORKNOB; and HANDLE (as modified).


Manufacturer Information:
3-061-12111CSX7CHEMETRON FIRE SYSTEMS
A3-061-12111CSX7CHEMETRON FIRE SYSTEMS
C1-017-0090 REV E ITEM 41CSX7CHEMETRON FIRE SYSTEMS


Techincal Specification:
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.475 INCHES MINIMUM AND 0.485 INCHES MAXIMUM
ATTACHMENT METHODSETSCREWS
GRIPPING SURFACE CONDITIONSMOOTH
INSIDE DIAMETER0.250 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYKNOB, PRESSURE SWITCH
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE0.250 INCHES RECEPTACLE
NOMINAL THREAD SIZE0.164 INCHES SCREW HOLE
OUTSIDE DIAMETER1.500 INCHES NOMINAL
OVERALL THICKNESS0.248 INCHES MINIMUM AND 0.258 INCHES MAXIMUM
SCREW DRIVE TYPEHEXAGON SOCKET OR SLOT
SETSCREW HOLE QUANTITY1
SHAFT ACCOMMODATION STYLEROUND
SHANK LENGTH0.585 INCHES MINIMUM AND 0.595 INCHES MAXIMUM
SHANK DIAMETER0.677 INCHES MINIMUM AND 0.680 INCHES MAXIMUM
SHANK STYLESTRAIGHT
SKIRT DESIGNNONDETACHABLE
SKIRT OUTSIDE DIAMETER0.520 INCHES MINIMUM AND 0.530 INCHES MAXIMUM
SKIRT STYLERING
SPECIAL FEATURESMATERIAL STOCK NO. 5-034-0546. SETSCREW DRILL NO. 29 TO SCREW HOLE THREADS, SCREW HOLE END DRILL NO. 3 BY .750 DEEP TAP .250 FINE THREADS BY 28 THREADS PER INCH UNF
STYLE DESIGNATORROUND
THREAD QUANTITY PER INCH28 RECEPTACLE
THREAD QUANTITY PER INCH32 SCREW HOLE
THREAD SERIES DESIGNATORUNC SCREW HOLE
THREAD SERIES DESIGNATORUNF RECEPTACLE


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