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Upset Spool Bolts

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Single Upset Spool Bolts                         Double Upset Spool Bolts                            

                                    

Used with spool insulators ANSI-53-2 ; ANSI standard C135.31
Hot Dip Galvanized Steel per ASTM A123/A153 CSA G164                                                                               

Catalog No. Bolt Dia. Shank Length Overall Length Thread Length Approx. Ship Wt. Per Each (lbs)
inch mm inch mm inch mm inch mm
Single Upset
SPBS5808 5/8 15,9 8 203.20 12 3/4 323.85 4 101.60 1.4
SPBS5809 9 228.60 13-3/4 342.90 4 101.60 1.5
SPBS5810 10 254.00 14-3/4 368.30 4 101.60 1.6
SPBS5812 12 304.80 16-3/4 419.10 6 152.40 1.7
SPBS5814 14 355.60 18-3/4 469.90 6 152.40 1.8
SPBS5816 16 406.40 20 3/4  527.05 6 152.40 1.9
SPBS5818 18  457.20 22 3/4  577.85 6  152.40 2.0
SPBS5820 20  508.00 24 3/4 628.65  6  152.40 2.1
Double Upset
SPBD5808 5/8 15,88 8 203.20 13 3/4 355.60 4 101.60 1.66
SPBD5809 9  228.60 14 3/4  374.65 4 101.60  1.62
SPBD5810 10 254.00 15 3/4 406.40 4 101.60 1.68
SPBD5812 12 304.80 17 3/4 457.20 6 152.40 1.86
SPBD5814 14 355.60 19 3/4 501.65 6 152.40 2.04
SPBD5816 16 406.40 21 3/4 552.45 6 152.40  2.09