Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-680-6023 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.

Part Alternates: SMB397785, 6050117, 60-50117, 5305-00-680-6023, 00-680-6023, 5305006806023, 006806023

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 00-680-6023

Drawings & Photos | NSN 5305-00-680-6023


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Technical Data | NSN 5305-00-680-6023

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.216 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.438 INCHES MINIMUM
FASTENER LENGTH 1.219 INCHES NOMINAL
MATERIAL STEEL COMP 303SE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HEAD STYLE C37 ROUND
HEAD DIAMETER 0.438 INCHES NOMINAL
HEAD HEIGHT 0.188 INCHES NOMINAL
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.250 INCHES NOMINAL
SECOND DIAMETER FROM HEAD 0.162 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.047 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER 0.781 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5305-00-680-6023

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information