5305-01-199-1327, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-199-1327

Federal Supply Class:
5305

National Item Identification Number:
011991327

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:

SM-C-969840-1

80063

US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR

Techincal Specification:

FASTENER LENGTH	0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.134 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD HEIGHT	0.083 INCHES MINIMUM AND 0.086 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 410 OVERALL
MINIMUM TENSILE STRENGTH	170000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.086 INCHES
WIDTH ACROSS FLATS	0.078 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD LENGTH	0.229 INCHES MINIMUM AND 0.275 INCHES MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	56

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