5905-00-257-7398 RESISTOR,VARIABLE,WIRE WOUND,PRE Index 5306-00-257-7400 BOLT,INTERNAL WRENCHING

National Stock Number:
5306-00-257-7399

Federal Supply Class:
5306

National Item Identification Number:
002577399

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:
065-336120-70ESK8SABRELINER CORPORATION
265-336120-743999THE BOEING COMPANY


Techincal Specification:
DISTANCE FROM CENTERLINE TO FLAT0.275 INCHES MINIMUM AND 0.285 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.592 INCHES NOMINAL FIRST HOLE
CONCENTRIC HOLE DIAMETER0.194 INCHES NOMINAL
FASTENER LENGTH1.717 INCHES NOMINAL
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.125 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 COND D4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.438 INCHES
SHANK UNTHREADED HOLE DIAMETER0.109 INCHES NOMINAL FIRST HOLE
STYLE DESIGNATORCONCENTRIC HOLE UNTHREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.312 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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