NSN 5305-01-352-3296

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-352-3296 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: 666662508, 66666-2508, 63A141974P9, 6666625089, 66666-25089, 666662508, 66666-2508, 5305-01-352-3296, 01-352-3296, 5305013523296, 013523296

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 24, 199201-352-329601852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-352-3296
Part Number Cage Code Manufacturer
66666-25081YGB8CAREY MANUFACTURING COMPANY, INC.DBA AMATOM ELECTRONIC HARDWARE
63A141974P916331LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
66666-2508906540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
66666-250806540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
Technical Data | NSN 5305-01-352-3296
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
FASTENER LENGTH2.610 INCHES MINIMUM AND 2.640 INCHES MAXIMUM
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM
HEAD HEIGHT0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER1.875 INCHES NOMINAL