|
|
|
National Stock Number:
5306-99-300-4132
Federal Supply Class:
5306
National Item Identification Number:
993004132
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:
| S3S14368029 | K0378 | ROLLS-ROYCE PLC | | SPE18N25 | K0378 | ROLLS-ROYCE PLC |
|
Techincal Specification:
| MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | WIDTH BETWEEN FLATS | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.500 INCHES NOMINAL AND 2.500 INCHES MINIMUM AND 2.540 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.675 INCHES NOMINAL | | FASTENER LENGTH | 2.500 INCHES NOMINAL AND 2.500 INCHES MINIMUM AND 2.540 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 0.423 INCHES MINIMUM AND 0.433 INCHES MAXIMUM | | HEAD HEIGHT | 0.313 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | BS 970,PART 1,GRADE 410S21 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
|
|