5305-01-183-8721, SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-183-8721

Federal Supply Class:
5305

National Item Identification Number:
011838721

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:

HT04R40F079	56563	ALIGN AEROSPACE LLC
MS3213-4L	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS3213-4L	80205	NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS3213-4L	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	0.418 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD DIAMETER	0.205 INCHES MINIMUM AND 0.238 INCHES MAXIMUM
HEAD HEIGHT	0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
HEAD STYLE	WATERTIGHT
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OR ASTM A493 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A493 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A493 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A493 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A493 ASSN STD 5TH MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 OVERALL
NOMINAL THREAD DIAMETER	0.112 INCHES
SPECIAL FEATURES	FURNISHED WITH ONE O-RING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.360 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
THREAD QUANTITY PER INCH	40
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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