NSN 5305-01-057-4244

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-057-4244 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: 1128745, 112874-5, 1128745, 112874-5, 5305-01-057-4244, 01-057-4244, 5305010574244, 010574244

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 13, 197801-057-424401852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

ROUND

Cross Reference | NSN 5305-01-057-4244
Part Number Cage Code Manufacturer
112874-599193HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
112874-559364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
Technical Data | NSN 5305-01-057-4244
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.210 INCHES MINIMUM
FASTENER LENGTH0.300 INCHES MINIMUM AND 0.350 INCHES MAXIMUM
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.300 INCHES MINIMUM AND 0.327 INCHES MAXIMUM
HEAD HEIGHT0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
HOLE CONFIGURATION STYLE ROUND
HOLE TYPE DRILLED
HOLE QUANTITY4
HOLE DIAMETER0.046 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.090 INCHES MAXIMUM