5340-01-253-9908, CLAMP,BLOCK

National Stock Number:
5340-01-253-9908

Federal Supply Class:
5340

National Item Identification Number:
012539908

Description:
CLAMP,BLOCK

Detail:
A SQUARE OR RECTANGULAR MULTIPIECE ITEM DESIGNED TO BE ATTACHED TO ANOTHER OBJECT OR STRUCTURE. IT MUST HAVE ONE OR MORE HOLES DESIGNED TO SURROUND AND SECURELY GRIP ITEMS SUCH AS ELECTRICAL CABLES, CONDUITS, PIPES, TUBES AND/OR HOSES. IT MAY HAVE ONE OR MORE HOLES DESIGNED TO PREVENT SNAGGING OR CHAFING AND PROVIDE SUPPORT AND/OR GUIDANCE TO MOVING CABLE PASSING THROUGH IT. IT MAY HAVE AN INTEGRAL CLAMPING FEATURE. FOR ITEMS SPECIFICALLY DESIGNED TO SERVE AS A GUIDE, SEE FAIRLEAD, BLOCK AND FAIRLEAD SECTION, BLOCK. EXCLUDES BRACKET, PIPE.

Manufacturer Information:

845-2445498 ASSY PG

80064

NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

OVERALL LENGTH	3.940 INCHES NOMINAL
STYLE DESIGNATOR	RECTANGULAR
OVERALL WIDTH	0.620 INCHES NOMINAL
OVERALL HEIGHT	2.250 INCHES NOMINAL
MATERIAL	STEEL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-741 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT	ZINC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OR
	MIL-P-23236,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
DISTANCE FROM CENTER OF MOUNTING HOLE TO EDGE ALONG THE WIDTH	0.310 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FIRST AND SECOND MOUNTING HOLES	3.190 INCHES NOMINAL
BLOCK HEIGHT	1.120 INCHES NOMINAL
DISTANCE FROM END TO FIRST MOUNTING HOLE CENTER	0.380 INCHES NOMINAL
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER	1.310 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FIRST AND SECOND CLAMPING HOLES	1.310 INCHES NOMINAL
MOUNTING FACILITY	UNTHREADED HOLE
MOUNTING HOLE DIAMETER	0.437 INCHES NOMINAL
MOUNTING HOLE QUANTITY	2
CLAMPING HOLE QUANTITY	2
CLAMPING HOLE DIAMETER	1.093 INCHES NOMINAL ALL HOLES
CABLE DIAMETER FOR WHICH DESIGNED	0.500 INCHES NOMINAL ALL HOLES
SPECIAL FEATURES	FURN W/TWO THD HOLES 3/8-16 UNC-2B; FURN W/NEOPRENE BUSHING

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