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National Stock Number:
5306-99-992-1485
Federal Supply Class:
5306
National Item Identification Number:
999921485
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.
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Manufacturer Information:
| B517522 | K0378 | ROLLS-ROYCE PLC |
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Techincal Specification:
| EXTENDED WASHER THICKNESS | 1.52 MILLIMETERS MINIMUM | | EXTENDED WASHER DIAMETER | 10.88 MILLIMETERS MINIMUM AND 11.38 MILLIMETERS MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | FASTENER LENGTH | 25.15 MILLIMETERS MINIMUM AND 25.65 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 7.45 MILLIMETERS MINIMUM AND 7.95 MILLIMETERS MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT DOUBLE/HEX | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 7.69 MILLIMETERS MINIMUM AND 8.19 MILLIMETERS MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 15.45 MILLIMETERS NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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