5305-01-372-5675 THUMBSCREW Index 5305-01-372-5677 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-01-372-5676

Federal Supply Class:
5306

National Item Identification Number:
013725676

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:
A51B61527-1326512NORTHROP GRUMMAN SYSTEMS CORPORATION
A51B61527-1361174NORTHROP GRUMMAN SYSTEMS CORPORATION
A51B61527-1379RG9NORTHROP GRUMMAN SYSTEMS CORPORATION
E530600008570380132NAVAL INVENTORY CONTROL POINT


Techincal Specification:
CONCENTRIC HOLE DIAMETER0.250 INCHES NOMINAL
COUNTERBORE DIAMETER0.624 INCHES MINIMUM AND 0.633 INCHES MAXIMUM
COUNTERBORE DEPTH3.720 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.100 INCHES NOMINAL
EXTENDED WASHER DIAMETER1.250 INCHES NOMINAL
FASTENER LENGTH5.312 INCHES NOMINAL
HEAD HEIGHT0.375 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
HOLE CONFIGURATION STYLEROUND PERPENDICULAR
HOLE DIAMETER0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM
HOLE QUANTITY2
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONG-3111 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALTITANIUM ALLOY OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
SHOULDER DIAMETER0.872 INCHES MINIMUM AND 0.874 INCHES MAXIMUM
SHOULDER LENGTH4.438 INCHES NOMINAL
STYLE DESIGNATORCOUNTERBORE UNTHREADED
WIDTH BETWEEN FLATS1.000 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.874 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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