4820-01-488-9805 VALVE,VACUUM BREAKING Index 7643-01-488-9807 TOPOGRAPHIC GEOSPATIAL PRODUCTS

National Stock Number:
3020-01-488-9806

Federal Supply Class:
3020

National Item Identification Number:
014889806

Description:
SPROCKET WHEEL

Detail:
A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.


Manufacturer Information:
181385803956NORTHROP GRUMMAN SYSTEMS CORPORATION
1813858-203956NORTHROP GRUMMAN SYSTEMS CORPORATION
1983059 ITEM 2903956NORTHROP GRUMMAN SYSTEMS CORPORATION
32D4-2829440W. M. BERG INC


Techincal Specification:
DESIGN FORMPLAIN
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION0.2500 INCHES NOMINAL AA END
BELT/CHAIN/FILM SIZE FOR WHICH DESIGNEDPOSITIVE DRIVE BELT
BORE BEARINGNOT INCLUDED
BORE DIAMETER0.2500 INCHES NOMINAL
BORE LENGTH0.4375 INCHES NOMINAL
BORE TYPESTRAIGHT
COUNTERBORE FEATURENOT INCLUDED
FACE WIDTH0.1875 INCHES NOMINAL
GROOVE POSITIONCENTER
GROOVE QUANTITY1
HARDNESS RATING TEST METHODNOT RATED
GUIDE TYPEGROOVE
GUIDEINCLUDED
KEYING FACILITYNOT INCLUDED
LIGHTENING HOLENOT INCLUDED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024, T4 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024
HUB END OUTSIDE DIAMETER AND LOCATION0.6250 INCHES NOMINAL AA END
HUB EXTERNAL KEYWAYNOT INCLUDED
III STYLE DESIGNATORPLAIN
PITCH DIAMETER0.8750 INCHES NOMINAL
PROPRIETARY CHARACTERISTICSNPAC
PROTRUDING HUB CHARACTERISTICPLAIN
OUTSIDE DIAMETER0.9370 INCHES NOMINAL
OVERALL LENGTH0.4375 INCHES NOMINAL
SECURING LOCATIONAA END
SECURING METHODSETSCREW
SPECIAL FEATURESCALLED PULLEY,POSITIVE DRIVE OR ENTRY BELT PULLEY; 32 PITCH; HUB HAS 2 SET SCREWS @ 90 DEGREES
SURFACE TREATMENTANODIZE
TEETH ROW QUANTITY1
TEETH QUANTITY PER ROW28
TOOTH PITCH0.0982 INCHES NOMINAL


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