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National Stock Number:
5306-00-089-5081
Federal Supply Class:
5306
National Item Identification Number:
000895081
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:
| 215-88402-2 | 80378 | TRIUMPH AEROSTRUCTURES, LLC |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 4.000 INCHES NOMINAL FIRST HOLE | | CONCENTRIC HOLE DEPTH | 3.660 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.438 INCHES NOMINAL | | FASTENER LENGTH | 4.140 INCHES NOMINAL | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.180 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.107 INCHES NOMINAL FIRST HOLE | | SHOULDER DIAMETER | 0.749 INCHES NOMINAL | | SHOULDER LENGTH | 3.780 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.110 INCHES MINIMUM AND 1.120 INCHES MAXIMUM | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | SURFACE TREATMENT | CADMIUM HEAD | | SURFACE TREATMENT | CADMIUM THREADS | | SURFACE TREATMENT | CHROMATE GRIP | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.360 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 24 |
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