NSN 5305-00-757-4068

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-757-4068 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: 6191SS10327, 6191-SS-1032-7, S0274, S027-4, ST26D691, ST26D69-1, 6191SS1032, 6191SS10327, 6191-SS-1032-7, 5011, 20007 SS 1032 E, 200-07 SS 10-32 E, 2998008001, 299-8008-001, 5305-00-757-4068, 00-757-4068, 5305007574068, 007574068

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 08, 196800-757-406801852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-757-4068
Part Number Cage Code Manufacturer
6191-SS-1032-71YGB8CAREY MANUFACTURING COMPANY, INC.DBA AMATOM ELECTRONIC HARDWARE
S027-400328DESIGNATRONICS INCORPORATEDDBA STERLING INSTRUMENTS DIV
ST26D69-104236LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN SPACE SYSTEMS
6191SS103206540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
6191-SS-1032-706540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
501106540NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV
200-07 SS 10-32 E57177PROMPTUS ELECTONIC HARDWARE INC
299-8008-00158570TECHNOLOGY DEVELOPMENT CORP
Technical Data | NSN 5305-00-757-4068
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES MINIMUM
FASTENER LENGTH0.937 INCHES NOMINAL
HEAD STYLE7 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.625 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.130 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.562 INCHES NOMINAL
SPECIAL FEATURESW/NONSTANDARD POINT 0.125LG 0.130 DIA 60.0 DEGREES