5340-01-256-0911 CLAMP,BLOCK Index 5340-01-256-0913 CLAMP,LOOP

National Stock Number:
5340-01-256-0912

Federal Supply Class:
5340

National Item Identification Number:
012560912

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 NB80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
OVERALL LENGTH2.120 INCHES NOMINAL
STYLE DESIGNATORRECTANGULAR
OVERALL WIDTH0.620 INCHES NOMINAL
OVERALL HEIGHT1.750 INCHES NOMINAL
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-741 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENTZINC
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM 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 WIDTH0.310 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN FIRST AND SECOND MOUNTING HOLES1.380 INCHES NOMINAL
BLOCK HEIGHT0.880 INCHES NOMINAL
DISTANCE FROM END TO FIRST MOUNTING HOLE CENTER0.380 INCHES NOMINAL
DISTANCE FROM END TO FIRST CLAMPING HOLE CENTER1.060 INCHES NOMINAL
MOUNTING FACILITYUNTHREADED HOLE
MOUNTING HOLE DIAMETER0.437 INCHES NOMINAL
MOUNTING HOLE QUANTITY2
CLAMPING HOLE QUANTITY1
CLAMPING HOLE DIAMETER0.625 INCHES NOMINAL ALL HOLES
CABLE DIAMETER FOR WHICH DESIGNED0.375 INCHES NOMINAL ALL HOLES
SPECIAL FEATURESFURN W/TWO THD HOLES 3/8-16 UNC-2B; FURN W/NEOPRENE BUSHING


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