5305-01-351-5118, SCREW,EXTERNALLY RELIEVED BODY

5305-01-351-5119 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-351-5118

Federal Supply Class:
5305

National Item Identification Number:
013515118

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
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.

Manufacturer Information:

10113720	A486G	NIMIKKEISTOKESKUS NCB FINLAND
3825026-3	05DN8	KLUNE INDUSTRIES, INC.
3825026-3	072E5	RAYTHEON COMPANY
3825026-3	09245	SOLO ENTERPRISE CORP.
3825026-3	32067	MARVIN ENGINEERING CO, INC
3825026-3	82577	RAYTHEON COMPANY
5305PL1482800	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.060 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	1.207 INCHES NOMINAL
COUNTERSINK ANGLE	100.0 DEGREES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	1.530 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.4065 INCHES MINIMUM AND 0.4075 INCHES MAXIMUM
HEAD DIAMETER	0.540 INCHES NOMINAL
HEAD STYLE	FLAT COUNTERSUNK
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000,COND. C4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP E4340 OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
SECOND DIAMETER FROM HEAD	0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-8837,TY2 CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD LENGTH	0.252 INCHES NOMINAL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNJF
THREAD QUANTITY PER INCH	28

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