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National Stock Number:
5306-01-059-7450
Federal Supply Class:
5306
National Item Identification Number:
010597450
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:
| 7542036P1 | 99971 | LOCKHEED MARTIN CORP NAVAL ELECTRONICS & SURVEILLANCE SYSTEMS |
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 0.250 INCHES NOMINAL | | FASTENER LENGTH | 0.850 INCHES NOMINAL | | HEAD HEIGHT | 0.200 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | INTERNAL THREAD CLASS | 2B CONCENTRIC HOLE | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | NOMINAL THREAD SIZE | 0.138 INCHES CONCENTRIC HOLE | | SHOULDER DIAMETER | 0.210 INCHES NOMINAL | | SHOULDER LENGTH | 0.600 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE | | THREAD QUANTITY PER INCH | 32 | | THREADS PER INCH | 32 CONCENTRIC HOLE |
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