3020-01-315-4441 GEAR,HELICAL Index 4320-01-315-4443 IMPELLER,PUMP,CENTRIFUGAL

National Stock Number:
3020-01-315-4442

Federal Supply Class:
3020

National Item Identification Number:
013154442

Description:
GEAR SECTOR,SPUR

Detail:
A gear sector with complements of spur gear teeth.


Manufacturer Information:
613032853711NAVAL SEA SYSTEMS COMMAND
6130328 ITEM 1053711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
ARC NOMINAL LENGTH11.519 INCHES
ATTACHMENT METHODMOUNTING HOLE
BOLT HOLE CIRCLE NOMINAL DIAMETER3.562 INCHES AXIALLY THROUGH BODY FIRST END
BORE NOMINAL DIAMETER2.750 INCHES BOTH ENDS
BORE STYLEW/STEPPED COUNTERBORE FIRST END
COUNTERBORE NOMINAL DEPTH0.318 INCHES FIRST COUNTERBORE FIRST END
COUNTERBORE NOMINAL DEPTH1.750 INCHES SECOND COUNTERBORE FIRST END
COUNTERBORE NOMINAL DIAMETER3.002 INCHES SECOND COUNTERBORE FIRST END
COUNTERBORE NOMINAL DIAMETER4.250 INCHES FIRST COUNTERBORE FIRST END
FACE NOMINAL WIDTH2.380 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-16216 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MOUNTING HOLE NOMINAL THREAD SIZE0.250 INCHES AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE TYPE AND QUANTITY6 THREADED AXIALLY THROUGH BODY FIRST END
NOMINAL OUTSIDE RADIUS4.633 INCHES
PITCH RADIUS4.5000 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
SPECIAL FEATURESCLEVIS OPPOSITE GEAR TEETH,0.879 IN.BETWEEN FORKS,0.440 IN.THK FORKS,2 HOLES IN LINE THRU CLEVIS,0.875 IN.DIA,CLEVIS 1.990 IN.DP
STYLE DESIGNATORHUBLESS
TEETH QUANTITY22
TOOTH FORMSTANDARD


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