Modular Support Systems Technical Guide , Edition 1
4.0 ADDITIONAL HARDWARE
HEX NUTS
Material Specifications
Material Dimensions Finish Thread
ASTM A563 Grade A ; Stainless Steel SS316 |
ASME / ANSI B18.2.2 – 1986 |
ASTM B 633-98 , SC 1 Type I |
Class 2A fit ; Class 2B thread ; ASME B1.1 |
Table 276 - Ordering Information
Description
Weight Per Package ( lbs )
Quantity Pack Item No .
Hex nut-heavy 1 / 4 " 1 / 2 200 411751 Hex nut-heavy 3 / 8 " 11 / 16 100 411752 Hex nut-standard 3 / 8 " ( SS316 ) 9 / 16 100 411775 Hex nut-heavy 1 / 2 " 7 / 8 100 411753 Hex nut-standard 1 / 2 " ( SS316 ) 3 / 4 100 411776 Hex nut-5 / 8 " 15 / 16 50 411754 Hex nut-standard 5 / 8 " ( SS316 ) 15 / 16 50 411777 Hex nut-3 / 4 " 1-1 / 8 25 411755 Hex nut-standard 3 / 4 " 1-1 / 8 25 411778
1 . Per MSS-SP-58-2002 , the ultimate tensile loads are based on a tensile stress of 50,000 psi multiplied by the threaded rod root area based on coarse thread UNC .
2 . AISC Allowable Tensile load = 0.33 x F u x A nom
AISC Allowable Shear load = 0.17 x F u x A nom
WASHERS
Material Specifications
Material Dimensions Finish Thread
ASTM A563 Grade A ; Stainless Steel 316 |
ASME / ANSI B18.2.2 – 1986 |
ASTM B 633-98 , SC 1 Type I |
Class 2A fit ; Class 2B thread ; ASME B1.1 |
Table 277 - Ordering Information
Description
Inside Diameter ( in )
Outside Diameter ( in )
Quantity Pack Item No .
Washer 1 / 4 " 0.312 0.734 200 411756 Washer 1 / 4 " ( SS316 ) 0.281 0.625 200 411779 Washer 3 / 8 " 0.438 1.000 200 411757 Washer 3 / 8 " ( SS316 ) 0.406 0.813 200 411780 Washer 1 / 2 " 0.562 1.375 100 411758 Washer 1 / 2 " ( HDG ) 0.512 0.945 100 304771 Washer 1 / 2 " ( SS316 ) 0.531 1.250 100 411781 Washer 5 / 8 " 0.656 1.312 100 411759 Washer 5 / 8 " ( SS316 ) 0.656 1.312 100 411782 Washer 3 / 4 " 0.812 1.469 50 411760 Washer 3 / 4 " ( SS316 ) 0.812 1.500 50 411783 Fender washer 1 / 4 " 0.281 1.250 100 411761 Fender washer 1 / 4 " ( SS316 ) 0.281 1.250 100 411784 Fender washer 3 / 8 " 0.406 1.500 100 411762 Fender washer 3 / 8 " ( SS316 ) 0.406 1.500 100 411785 Fender washer 1 / 2 " 0.531 2.000 100 411763 Fender washer 1 / 2 " ( SS316 ) 0.531 2.000 100 411787
2023
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