3040-00-606-1171 LINING,FRICTION Index 4820-00-606-1184 DISK,VALVE

National Stock Number:
5306-00-606-1180

Federal Supply Class:
5306

National Item Identification Number:
006061180

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:
66-269181205THE BOEING COMPANY


Techincal Specification:
THREAD SERIES DESIGNATORUN
DISTANCE FROM CENTERLINE TO FLAT1.120 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER6.260 INCHES NOMINAL FIRST HOLE
CONCENTRIC HOLE DIAMETER1.060 INCHES NOMINAL
FASTENER LENGTH6.520 INCHES NOMINAL
HEAD DIAMETER2.450 INCHES MINIMUM AND 2.520 INCHES MAXIMUM
HEAD HEIGHT0.250 INCHES NOMINAL
HEAD STYLEDEE
MATERIALSTEEL COMP 4140 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER1.938 INCHES
SHANK UNTHREADED HOLE DIAMETER0.172 INCHES NOMINAL FIRST HOLE
SHOULDER DIAMETER1.995 INCHES MINIMUM AND 1.998 INCHES MAXIMUM
SHOULDER LENGTH5.720 INCHES MINIMUM AND 5.740 INCHES MAXIMUM
SPECIAL FEATURESHEAD END OF CONCENTIC HOLE COUNTERSUNK 60 DEG TO 0.060 IN. DEEP
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.660 INCHES MINIMUM AND 0.680 INCHES MAXIMUM
THREAD QUANTITY PER INCH16


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