NSN 5305-00-136-1526

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-136-1526 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Alternate Parts: 85036031, 8503603-1, 85036031, 8503603-1, 5305-00-136-1526, 00-136-1526, 5305001361526, 001361526

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 24, 196900-136-152601852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

CROSS RECESS TYPE II

Cross Reference | NSN 5305-00-136-1526
Part Number Cage Code Manufacturer
8503603-111447L3 TECHNOLOGIES, INC.DBA COMMUNICATION SYSTEMS - EAST
8503603-149671LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
Technical Data | NSN 5305-00-136-1526
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
FASTENER LENGTH1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM
HEAD STYLE HEXAGON
HEAD HEIGHT0.310 INCHES NOMINAL
WIDTH BETWEEN FLATS0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
INTERNAL DRIVE STYLE1 CROSS RECESS TYPE II
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM