NSN 5305-00-111-7850

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-111-7850 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: 268218741, 268-21874-1, 1312681, 131268-1, 5305-00-111-7850, 00-111-7850, 5305001117850, 001117850

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 21, 196800-111-785001852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE II

Cross Reference | NSN 5305-00-111-7850
Part Number Cage Code Manufacturer
268-21874-198329FORD AEROSPACE CORP
131268-109205LOCKHEED MARTIN CORPELECTRONICS AND MISSILES DIV
Technical Data | NSN 5305-00-111-7850
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.112 INCHES
THREAD QUANTITY PER INCH40
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.163 INCHES NOMINAL
FASTENER LENGTH0.438 INCHES NOMINAL
HEAD STYLE4 CROWNED HEXAGON
INTERNAL DRIVE STYLE CROSS RECESS TYPE II
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
SECOND DIAMETER FROM HEAD0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.230 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.275 INCHES NOMINAL