5305-01-273-2271, SETSCREW

National Stock Number:
5305-01-273-2271

Federal Supply Class:
5305

National Item Identification Number:
012732271

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Manufacturer Information:

C9747-3-9-11	81755	LOCKHEED MARTIN CORPORATION
CA21241C-10-9-11	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.

Techincal Specification:

FASTENER LENGTH	0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM
HEAD HEIGHT	0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
SPECIAL FEATURES	2 EXTERNAL SLOTS 0.044 IN. MIN 0.054 IN. MAX DIA
POINT LENGTH	0.100 INCHES MAXIMUM
POINT STYLE	CHAMFER DOG
POINT CHAMFER ANGLE	45.0 DEGREES NOMINAL
POINT DIAMETER	0.142 INCHES MINIMUM AND 0.147 INCHES MAXIMUM
WIDTH ACROSS FLATS	0.1875 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CHROMATE AND CADMIUM OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.407 INCHES MINIMUM AND 0.688 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32

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