NSN 5305-00-101-2757

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-101-2757 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: 04281, 5305-00-101-2757, 00-101-2757, 5305001012757, 001012757

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 13, 197200-101-275701852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-101-2757
Part Number Cage Code Manufacturer
0428182340EDO LLC
Technical Data | NSN 5305-00-101-2757
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MAXIMUM
FASTENER LENGTH1.750 INCHES NOMINAL
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM
HEAD HEIGHT0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.172 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER1.000 INCHES NOMINAL