NSN 5305-01-229-9952

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-229-9952 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: 6550W72P003, 5305-01-229-9952, 01-229-9952, 5305012299952, 012299952

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 08, 198601-229-995201852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-229-9952
Part Number Cage Code Manufacturer
6550W72P00397424AMETEK INC.DBA AMETEK AEROSPACE & DEFENSE
Technical Data | NSN 5305-01-229-9952
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.112 INCHES
THREAD QUANTITY PER INCH40
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
FASTENER LENGTH0.312 INCHES MINIMUM
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.076 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.172 INCHES MINIMUM AND 0.192 INCHES MAXIMUM