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Block Clamp

Model / MPN: 8637343-10 | NSN: 5340-01-325-2855
ITAR Registered seal

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.

Product Details
NATO Stock Number
5340-01-325-2855
Sold in multiples of
1 EA
DEMIL
NO
Overall Length
3.300 inches
Overall Height
0.760 inches
Overall Width
0.500 inches
Mounting Hole Diameter
Between 0.249 inches and 0.251 inches
Mounting Hole Quantity
2
Distance From Center Of Mounting Hole To Edge Along The Width
0.250 inches
Center To Center Distance Between First And Second Mounting Holes
2.780 inches
Mounting Facility
Unthreaded hole
Block Height
0.380 inches
Clamping Hole Quantity
4
Clamping Hole Diameter
0.375 inches first hole and 0.385 inches first hole
Clamping Hole Diameter
0.375 inches second hole and 0.385 inches second hole
Clamping Hole Diameter
0.500 inches fourth hole and 0.510 inches fourth hole
Clamping Hole Diameter
0.500 inches third hole and 0.510 inches third hole
Distance From End To First Mounting Hole Center
0.260 inches
Distance From End To First Clamping Hole Center
0.770 inches
Center To Center Distance Between First And Second Clamping Holes
0.670 inches
Center To Center Distance Between First And Third Clamping Holes
1.270 inches
Center To Center Distance Between First And Fourth Clamping Holes
1.830 inches
Material
Aluminum alloy 6061 and aluminum alloy 5052 and rubber butadiene nitrile
Material Specification
Qq-a-250/11 federal specification 1st material response and ww-t-700/4 federal specification 2nd material response
Surface Treatment
Chromate
Surface Treatment Specification
Mil-c-5541, class 1a military specification single treatment response
Style Designator
Rectangular
8637343 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE5EK17TD010 Clamp, Block 26 EA 08/14/2017
SPE5EK17TE843 Clamp, Block 21 EA 09/25/2017
SPE5EK18T0850 Clamp, Block 50 EA 11/01/2017

Pricing and Availability

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8637343-10 Cross Reference