NSN 5305-00-721-5948

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-721-5948 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: 81065921, 810659-21, CS102, 6108SS08327, 6108SS0832-7, 6108SS0832, 345071416, 3450714-16, 6108SS08327, 6108SS0832-7, 6108SS0832, 2091032P38, 209-1032P38, 1003419412, 10034194-12, 130026A022, 5305-00-721-5948, 00-721-5948, 5305007215948, 007215948

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-721-594801852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-721-5948
Part Number Cage Code Manufacturer
810659-2180249BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION INC.
CS1021YGB8CAREY MANUFACTURING COMPANY, INC.DBA AMATOM ELECTRONIC HARDWARE
6108SS0832-71YGB8CAREY MANUFACTURING COMPANY, INC.DBA AMATOM ELECTRONIC HARDWARE
6108SS08321YGB8CAREY MANUFACTURING COMPANY, INC.DBA AMATOM ELECTRONIC HARDWARE
3450714-1693346COBHAM ADVANCED ELECTRONIC SOLUTIONSINC.
6108SS0832-706540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
6108SS083206540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
209-1032P3849956RAYTHEON COMPANYDBA RAYTHEON
10034194-1218876U S ARMY AVIATION AND MISSILECOMMAND
130026A022D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 5305-00-721-5948
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES MINIMUM
FASTENER LENGTH0.875 INCHES NOMINAL
HEAD STYLE8 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.312 INCHES NOMINAL
HEAD HEIGHT0.312 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.120 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.531 INCHES NOMINAL