5315-01-044-5145 KEY,MACHINE Index 3110-01-044-5148 SEAT,BEARING

National Stock Number:
4730-01-044-5146

Federal Supply Class:
4730

National Item Identification Number:
010445146

Description:
NUT,UNION

Detail:
AN INTERNALLY THREADED NUT WHICH HAS AN INTERNAL SEAT OR SHOULDER DESIGNED TO ENGAGE THE NUT RETAINING FLANGE OF A UNION TAILPIECE. THE THREADED PORTION IS USED TO ENGAGE THE THREAD PIECE OF A UNION, UNION ELBOR OR THE LIKE. EXCLUDES NUT (1), TUBE COUPLING.


Manufacturer Information:
K652013-1330205MERCER PRODUCTS & MANUFACTURING COMPANY
K652013-1384955KAMAN AEROSPACE CORPORATION


Techincal Specification:
DRILLED HOLE DIAMETER0.144 INCHES MINIMUM AND 0.151 INCHES MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION F
HOLE TYPE AND QUANTITY1 DRILLED
MATERIALALUMINUM ALLOY 6061 OVERALL
NOMINAL THREAD SIZE3.500 INCHES
NUT DIAMETER3.870 INCHES NOMINAL
NUT STYLEROUND
NUT HEIGHT1.250 INCHES NOMINAL
SHOULDER SEAT DIAMETER3.500 INCHES MINIMUM AND 3.530 INCHES MAXIMUM
SHOULDER STEP WIDTH0.380 INCHES NOMINAL
SHOULDER WIDTH0.094 INCHES NOMINAL
SMALLEST INSIDE DIAMETER2.820 INCHES MINIMUM AND 2.830 INCHES MAXIMUM
SPECIAL FEATURESFOUR SLOTS EQUALLY SPACED ON BEARING SURFACE
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUN
THREAD QUANTITY PER INCH16


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