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		                        | National Stock Number:
 5340-01-583-8810
 
 Federal Supply Class:
 5340
 
 National Item Identification Number:
 015838810
 
 Description:
 SLIDING BLOCK
 
 Detail:
 A SOLID SQUARE ITEM, USUALLY OF T-SHAPED CROSS-SECTION, PROVIDED WITH TWO PLANE AND PARALLEL BEARING SURFACES. THE ITEM MAY HAVE A THREADED OR UNTHREADED CENTER HOLE AND IS DESIGNED FOR INSERTION INTO T-SHAPED GROOVES FOR ALIGNMENT OR FIXING OF PARTS. EXCLUDES ITEMS USED FOR ALIGNMENT OR FIXING OF WORKPIECES, DEVICES, CLAMPING TOOLS, ETC., ON MACHINE TOOLS. SEE SLIDING BLOCK, T-SLOT.
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 Manufacturer Information:
 
 | PD44500PCBH | 1M442 | BWXT NUCLEAR OPERATIONS GROUP INC | 
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 Techincal Specification:
 
 | MATERIAL | STEEL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | SET MASTER |  | OVERALL HEIGHT | 3.000 INCHES NOMINAL |  | OVERALL LENGTH | 4.000 INCHES NOMINAL |  | OVERALL WIDTH | 1.500 INCHES NOMINAL |  | SPECIAL FEATURES | 0.375 INCH SLOT CENTRALLY LOCATED ACROSS THE BLOCK: FLAT BOTTOM DRILL 0.250 DIA X 0.375 LOCATED IN THE CENTER OF SLOT | 
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