6615-00-477-3910 COVER,CALIBRATOR Index 6930-00-477-3926 AMPLIFIER,AUDIO FREQUENCY

National Stock Number:
3020-00-477-3922

Federal Supply Class:
3020

National Item Identification Number:
004773922

Description:
PULLEY,GROOVE

Detail:
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.


Manufacturer Information:
134LM10037-526512NORTHROP GRUMMAN SYSTEMS CORPORATION
134LM10037-579RG9NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION0.107 INCHES NOMINAL BOTH ENDS
BEARING QUANTITY1
BEARING TYPEBALL
BEARINGSINCLUDED
BORE DIAMETER0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
BORE LENGTH0.620 INCHES NOMINAL
BORE FEATUREINCLUDED
BORE TYPESTRAIGHT
COUNTERBORE FEATURENOT INCLUDED
DESIGN FORMPLAIN
FACE WIDTH0.406 INCHES NOMINAL
FIRST STEP FACE LARGEST DIAMETER AND LOCATION1.250 INCHES NOMINAL BOTH ENDS
FIRST STEP LENGTH AND LOCATION0.062 INCHES NOMINAL BOTH ENDS
GROOVE DEPTH0.250 INCHES NOMINAL
GROOVE QUANTITY1
GROOVE RADIUS0.093 INCHES NOMINAL
GROOVE SHAPEU
GROOVE WIDTH0.281 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATION0.410 INCHES NOMINAL BOTH ENDS
INTEGRAL COOLING VANENOT INCLUDED
KEYING FACILITYNOT INCLUDED
LIGHTENING HOLENOT INCLUDED
OUTSIDE DIAMETER1.750 INCHES NOMINAL
OVERALL LENGTH0.620 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9,T73 FED SPEC 1ST MATERIAL RESPONSE AND AISI E52100 OR SAE 52100 FED SPEC 2ND MATERIAL RESPONSE HUB
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9,T73 FED SPEC 1ST MATERIAL RESPONSE AND AISI E52100 OR SAE 52100 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 7075 AND STEEL COMP E52100 HUB
PROTRUDING HUB CHARACTERISTICSTEPPED
SECOND STEP LENGTH AND LOCATION0.045 INCHES NOMINAL BOTH ENDS
SPECIAL FEATURESHUB CHROME PLATED FINISH,FIBER ANODIZED F INISH
SPLIT HUB FEATURENOT INCLUDED
STYLE DESIGNATORPLAIN


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