2530-99-891-6334 AXLE,VEHICULAR,NONDRIVING Index 4720-99-891-6456 HOSE,RUBBER

National Stock Number:
5306-99-891-6417

Federal Supply Class:
5306

National Item Identification Number:
998916417

Description:
BOLT,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.


Manufacturer Information:
BLT7166K0378ROLLS-ROYCE PLC


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER5.59 MILLIMETERS MINIMUM AND 6.09 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS1.52 MILLIMETERS MINIMUM
EXTENDED WASHER DIAMETER10.95 MILLIMETERS MINIMUM AND 11.31 MILLIMETERS MAXIMUM
FASTENER LENGTH22.36 MILLIMETERS MINIMUM AND 22.86 MILLIMETERS MAXIMUM
FIRST DIAMETER FROM HEAD4.83 MILLIMETERS MINIMUM AND 4.95 MILLIMETERS MAXIMUM
HEAD HEIGHT7.45 MILLIMETERS MINIMUM AND 7.95 MILLIMETERS MAXIMUM
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
HOLE QUANTITY1
HOLE TYPEDRILLED
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT
NOMINAL THREAD DIAMETER0.250 INCHES
SPECIAL FEATURESHEAD HOLE CONFIGURATION F3.80
WIDTH BETWEEN FLATS7.67 MILLIMETERS MINIMUM AND 8.17 MILLIMETERS MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH16.77 MILLIMETERS NOMINAL
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNJF


Click here to Register for Free 30-day Trial

© 2025 NSN-Now. All rights reserved.    Privacy Policy  |  Contact Us