5305-00-638-3535 SCREW,TAPPING Index 5305-00-638-3548 SCREW,MACHINE

National Stock Number:
5306-00-638-3544

Federal Supply Class:
5306

National Item Identification Number:
006383544

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:
6-731070RMF7BRIGHT LIGHTS USA, INC
6-731071DDX0MACHINE SPECIALTIES, LLC
6-731071FG56HYDROMACH INC
6-731071HFE7LOGISTICAL SUPPORT LLC
6-731071SJ80JOHNSON MANUFACTURING, INC.
6-7310732664AEROMETALS, INC.
6-7310736164HEROUX-DEVTEK INC.
6-7310752848ALPINE INDUSTRIES, LLC
6-731075ZBP4HDI LANDING GEAR USA INC
6-731076LKA3ES3 PRIME LOGISTICS GROUP, INC.
6-731076Z056CM MANUFACTURING INC
6-7310781205THE BOEING COMPANY
6-7310798247CANADIAN COMMERCIAL CORPORATION


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER9.520 INCHES NOMINAL FIRST HOLE
CONCENTRIC HOLE DIAMETER1.250 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONFEAT AND AGAV
FASTENER LENGTH10.180 INCHES NOMINAL
HARDNESS RATING40.0 ROCKWELL B MAXIMUM AND 43.0 ROCKWELL B MAXIMUM OVERALL
HEAD DIAMETER2.520 INCHES NOMINAL
HEAD HEIGHT0.380 INCHES NOMINAL
HEAD STYLEROUND W/WRENCH FLATS
MATERIALSTEEL COMP 4130 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER1.937 INCHES
SHANK UNTHREADED HOLE DIAMETER0.172 INCHES NOMINAL FIRST HOLE
SHOULDER DIAMETER1.998 INCHES NOMINAL
SHOULDER LENGTH8.980 INCHES NOMINAL
SPECIAL FEATURESCRITICAL DIMENSIONS/APPLICATION
WIDTH BETWEEN FLATS2.200 INCHES NOMINAL
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.940 INCHES MINIMUM
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUN


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