5305-01-618-5873, SCREW,EXTERNALLY RELIEVED BODY

5835-01-618-0760 RECORDER-REPRODUCER,SOUND

National Stock Number:
5305-01-618-5873

Federal Supply Class:
5305

National Item Identification Number:
016185873

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:

2693716	96214	RAYTHEON COMPANY
2693716-0033	00WU0	CHIEF MANUFACTURING INC
2693716-0033	0F620	CBS FASTENERS, LLC
2693716-0033	0SY84	FAIRCHILD CORP AEROSPACE TOOLS/AEROSPACE FASTENER DIV
2693716-0033	56878	SPS TECHNOLOGIES, LLC
2693716-0033	62206	B & B SPECIALTIES INC
2693716-0033	71838	SPS TECHNOLOGIES AFG DIV
2693716-0033	82896	SAFETY SOCKET LLC
2693716-0033	93907	TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS
2693716-0033	96214	RAYTHEON COMPANY

Techincal Specification:

EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
HEAD DIAMETER	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLE	FLAT FILLISTER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	300 SERIES STAINLESS STEEL IAW QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR FED-STD-66 FED STD 1ST MATERIAL RESPONSE OR 16:18 OR 18:18 CHROME-NICKEL ALLOY STEEL(MUST BE EQUAL TO/INTERCHANGEABLE WITH 300 SERIES STAINLESS STEEL) MFR REF 2ND MATERIAL RESPONSE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCY	SCREW,EXTERNALLY RELIEVED SHANK,SOCKET HEAD CAP,CRES
MATERIAL	STEEL CORROSION RESISTING OR CHROMIUM AND NICKEL OVERALL
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.2500 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.417 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF
WIDTH ACROSS FLATS	0.188 INCHES NOMINAL

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