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National Stock Number:
5306-01-477-6215
Federal Supply Class:
5306
National Item Identification Number:
014776215
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.
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Manufacturer Information:
| 8100-1256-0262 | 70876 | BATH IRON WORKS CORPORATION | | 8100-1256-0262 PC 87 | 70876 | BATH IRON WORKS CORPORATION |
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 2.750 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.125 INCHES NOMINAL | | FASTENER LENGTH | 4.563 INCHES NOMINAL | | HEAD HEIGHT | 0.562 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | HOLE DIAMETER | 0.125 INCHES NOMINAL | | HOLE QUANTITY | 1 | | HOLE TYPE | DRILLED | | PART NAME ASSIGNED BY CONTROLLING AGENCY | HINGE PIN | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-276, CL 316, COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SPECIAL FEATURES | HEXAGON HEAD, 1 5/16 WIDTH ACROSS FLATS;DRILL HEAD 1/8 DIAMETER 2 3/4 DEP;1/8 DIAMETER THRU HOLE IN CIRCULAR GROOVE 1 31/92 FROM BOTTOM OF HEAD;UNDERCUT SHOULDER IS 3 11/16 FROM BOTTOM OF HEAD PRIOR TO EXTERNALLY THREADED END;DIAMETER OF PIN IS 0.871 MINIMAL AND 0.872 MAX | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | WIDTH BETWEEN FLATS | 1.312 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.875 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 10 |
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