9540-01-429-4912 BEAM,STRUCTURAL Index 5325-01-429-4914 STUD,TURNLOCK FASTENER

National Stock Number:
5306-01-429-4913

Federal Supply Class:
5306

National Item Identification Number:
014294913

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:
3881879-10192003PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS


Techincal Specification:
CONCENTRIC HOLE DIAMETER0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
FASTENER LENGTH0.480 INCHES NOMINAL
HEAD HEIGHT0.125 INCHES NOMINAL
HEAD DIAMETER0.600 INCHES NOMINAL
HEAD STYLEROUND W/WRENCH FLATS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-12 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.4375 INCHES
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.480 INCHES NOMINAL
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNJF


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