5305-00-816-8832 THUMBSCREW Index 5306-00-816-8835 BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-00-816-8834

Federal Supply Class:
5306

National Item Identification Number:
008168834

Description:
BOLT,INTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.


Manufacturer Information:
37418-182106PARKER-HANNIFIN CORPORATION


Techincal Specification:
CONCENTRIC HOLE DIAMETER0.250 INCHES NOMINAL
COUNTERBORE DIAMETER0.437 INCHES NOMINAL
COUNTERBORE DEPTH3.000 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER3.367 INCHES MINIMUM AND 3.377 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH3.592 INCHES NOMINAL
HEAD HEIGHT0.130 INCHES NOMINAL
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE
SHOULDER DIAMETER0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM
SHOULDER LENGTH3.072 INCHES MINIMUM AND 3.082 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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