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National Stock Number:
5306-00-939-9658
Federal Supply Class:
5306
National Item Identification Number:
009399658
Description:
BOLT,ECCENTRIC HEAD
Detail:
AN EXTERNALLY THREADED FASTENER THE HEAD OF WHICH IS USUALLY FLAT WITH A PERIPHERY NOT CONCENTRIC TO THE BOLT SHANK. THE HEAD IS NOT DESIGNED FOR WRENCHING. IT MAY HAVE A DRIVE FEATURE LOCATED AT THE THREADED END, WHICH CAN BE USED TO ROTATE THE SCREW AND ECCENTRIC HEAD INTO A LOCKING POSITION TO SECURE A FLANGED OR GROOVE COMPONENT.
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Manufacturer Information:
| 495488 | 56878 | SPS TECHNOLOGIES, LLC | | 495488 | 77445 | RTX CORPORATION |
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Techincal Specification:
| DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK | 0.150 INCHES NOMINAL | | FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM | | HEAD DIAMETER | 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM | | HEAD STYLE | ROUND W/WRENCH FLATS | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | STEEL OR STEEL COMP 8740 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.410 INCHES MINIMUM AND 0.430 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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