5305-00-850-2105, SCREW,CAP,HEXAGON HEAD

4720-00-850-2108 HOSE ASSEMBLY,NONMETALLIC

National Stock Number:
5305-00-850-2105

Federal Supply Class:
5305

National Item Identification Number:
008502105

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.

Manufacturer Information:

9166795

18876

U S ARMY AVIATION AND MISSILE COMMAND

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	2.469 INCHES MINIMUM AND 2.562 INCHES MAXIMUM FIRST HOLE
DEPARTURE FROM CITED DESIGNATOR	AS MODIFIED BY HOLE IN SHANK
FASTENER LENGTH	2.750 INCHES NOMINAL
HARDNESS RATING	100.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT	0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	69000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	55000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.438 INCHES
NONDEFINITIVE SPEC/STD DATA	2 TYPE AND 10P STYLE
SHANK UNTHREADED HOLE DIAMETER	0.188 INCHES MINIMUM AND 0.192 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS	0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.125 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNF

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