5305-01-293-2887, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-293-2887

Federal Supply Class:
5305

National Item Identification Number:
012932887

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Manufacturer Information:

2-56UNCX1/4BHA	08664	BRISTOL BABCOCK INC INSTRUMENTS-SYSTEMS DIV SUB OF BABCOCK INTL INC
2-56UNCX1/4BHA	1CFF7	BRISTOL INC. DBA REMOTE AUTOMATION SOLUTIONS DIV REMOTE AUTOMATION SOLUTIONS
FS2012-11C	58998	FASTENER INNOVATION TECHNOLOGY, INC.
965876-11C	82577	RAYTHEON COMPANY

Techincal Specification:

FASTENER LENGTH	0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.154 INCHES MINIMUM AND 0.164 INCHES MAXIMUM
HEAD HEIGHT	0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM
HEAD STYLE	BUTTON
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4037 OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.086 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
WIDTH ACROSS FLATS	0.050 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.184 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD CLASS	3A
THREAD QUANTITY PER INCH	56
THREAD SERIES DESIGNATOR	UNRC

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