8145-00-506-3889 SUPPORT,SHIPPING AND STORAGE CON Index 4210-00-506-3891 GEAR

National Stock Number:
5306-00-506-3890

Federal Supply Class:
5306

National Item Identification Number:
005063890

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.


Manufacturer Information:
P1062577445RTX CORPORATION


Techincal Specification:
FASTENER LENGTH2.219 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM
HEAD STYLEHEXAGON
INTERNAL THREAD CLASS2B CONCENTRIC HOLE
INTERNAL THREAD DIRECTIONRIGHT-HAND CONCENTRIC HOLE
INTERNAL THREAD LENGTH1.000 INCHES NOMINAL CONCENTRIC HOLE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
NOMINAL THREAD SIZE0.250 INCHES CONCENTRIC HOLE
WIDTH BETWEEN FLATS0.725 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
STYLE DESIGNATORCONCENTRIC HOLE THREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.100 INCHES MINIMUM AND 1.140 INCHES MAXIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD SERIESUNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE
THREADS PER INCH20 CONCENTRIC HOLE


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