Standard U Bolt Size Chart

1 size Diameter Inside Width Inside Length Thread Part #'s Part #'s Part #'s Part #'s Our "A" Our "C" Our "B" Our "T" Zinc plated Galvanized 304 Stainless steel 316 Stainless steel 1/4 x 1/2 1/4" 15/16" 1 3/4" 1" UB0250050 UBGA0250050 UBSS0250050 UB3S0250050 1/4 x 3/4 1/4" 1 1/8" 2" 1 1/8" UB0250075 UBGA0250075 UBSS0250075 UB3S0250075 1/4 x 1 1/4" 1 3/8" 2 1/4" 1 1/8" UB0250100 UBGA0250100 UBSS0250100 UB3S0250100 1/4 x 1 1/4 1/4" 1 3/4" 2 3/4" 1 1/8" UB0250125 UBGA0250125 UBSS0250125 UB3S0250125 1/4 x 1 1/2 1/4" 2" 3" 1 1/4" UB0250150 UBGA0250150 UBSS0250150 UB3S0250150 1/4 x 2 1/4" 2 7/16" 3 1/2" 1 1/2" UB0250200 UBGA0250200 UBSS0250200 UB3S0250200 5/16 x 1/2 5/16" 15/16" 1 3/4" 1" UB0310050 UBGA0310050 UBSS0310050 UB3S0310050 5/16 x 3/4 5/16" 1 1/8" 2" 1 1/8" UB0310075 UBGA0310075 UBSS0310075 UB3S0310075 5/16 x 1 5/16" 1 3/8" 2 7/16" 1 1/8" UB0310100 UBGA0310100 UBSS0310100 UB3S0310100 5/16 x 1 1/4 5/16" 1 3/4" 2 3/4" 1 1/8" UB0310125 UBGA0310125 UBSS0310125 UB3S0310125 5/16 x 1 1/2 5/16" 2" 3" 1 1/8" UB0310150 UBGA0310150 UBSS0310150 UB3S0310150 5/16 x 2 5/16" 2 7/16" 3 1/2" 1 1/2" UB0310200 UBGA0310200 UBSS0310200 UB3S0310200 3/8 x 1/2 3/8" 15/16" 1 3/4" 1" UB0370050 UBGA0370050 UBSS0370050 UB3S0370050 3/8 x 3/4 3/8" 1 1/8" 2" 1 1/8" UB0370075 UBGA0370075 UBSS0370075 UB3S0370075 3/8 x 1 3/8" 1 3/8" 2 7/16" 1 1/8" UB0370100 UBGA0370100 UBSS0370100 UB3S0370100 3/8 x 1 1/4 3/8" 1 3/4" 2 3/4" 1 1/4" UB0370125 UBGA0370125 UBSS0370125 UB3S0370125 3/8 x 1 1/2 3/8" 2" 3" 1 1/4" UB0370150 UBGA0370150 UBSS0370150 UB3S0370150 3/8 x 2 3/8" 2 7/16" 3 5/8" 1 3/4" UB0370200 UBGA0370200 UBSS0370200 UB3S0370200 3/8 x 2 1/2 3/8" 3" 4 1/8" 2" UB0370250 UBGA0370250 UBSS0370250 UB3S0370250 3/8 x 3 3/8" 3 9/16" 4 3/4" 2" UB0370300 UBGA0370300

2 UBSS0370300 UB3S0370300 3/8 x 4 3/8" 4 9/16" 5 3/4" 2" UB0370400 UBGA0370400 UBSS0370400 UB3S0370400 3/8 x 5 3/8" 5 9/16" 7" 2" UB0370500 UBGA0370500 UBSS0370500 UB3S0370500 3/8 x 6 3/8" 6 5/8" 8" 3" UB0370600 UBGA0370600 UBSS0370600 UB3S0370600 3/8 x 8 3/8" 8 3/4" 10 1/4" 3" UB0370800 UBGA0370800 UBSS0370800 UB3S0370800 1/2 x 1 1/2 1/2" 2" 3" 1 1/4" UB0500150 UBGA0500150 UBSS0500150 UB3S0500150 1/2 x 2 1/2" 2 7/16" 3 5/8" 1 3/4" UB0500200 UBGA0500200 UBSS0500200 UB3S0500200 1/2 x 2 1/2 1/2" 3" 4 1/8" 2" UB0500250 UBGA0500250 UBSS0500250 UB3S0500250 1/2 x 3 1/2" 3 9/16" 4 1/2" 2" UB0500300 UBGA0500300 UBSS0500300 UB3S0500300 1/2 x 3 1/2 1/2" 4" 5 1/2" 2" UB0500350 UBGA0500350 UBSS0500350 UB3S0500350 1/2 x 4 1/2" 4 9/16" 5 3/4" 2" UB0500400 UBGA0500400 UBSS0500400 UB3S0500400 Standard U bolt size Chart Sizes are +/- 1/16th of an inch on all bent bolts. size Diameter Inside Width Inside Length Thread Part #'s Part #'s Part #'s Part #'s Our "A" Our "C" Our "B" Our "T" Zinc plated Galvanized 304 Stainless steel 316 Stainless steel 1/2 x 5 1/2" 5 9/16" 6 3/4" 2" UB0500500 UBGA0500500 UBSS0500500 UB3S0500500 1/2 x 6 1/2" 6 5/8" 8" 3" UB0500600 UBGA0500600 UBSS0500600 UB3S0500600 1/2 x 8 1/2" 8 3/4" 10 1/4" 3" UB0500800 UBGA0500800 UBSS0500800 UB3S0500800 1/2 x 10 1/2" 10 7/8" 13" 3" UB0501000 UBGA0501000 UBSS0501000 UB3S0501000 5/8 x 5 5/8" 5 9/16" 7" 2" UB0620500 UBGA0620500 UBSS0620500 UB3S0620500 5/8 x 6 5/8" 6 3/4" 8 3/4" 3" UB0620600 UBGA0620600 UBSS0620600 UB3S0620600 5/8 x 8 5/8" 8 3/4" 10 1/4" 3" UB0620800 UBGA0620800 UBSS0620800 UB3S0620800 5/8 x 10 5/8" 10 7/8" 13" 3" UB0621000 UBGA0621000 UBSS0621000 UB3S0621000 3/4 x 8 3/4" 8 3/4" 10 1/4" 3" UB0750800 UBGA0750800 UBSS0750800 UB3S0750800 3/4

3 X 10 3/4" 10 7/8" 13" 3" UB0751000 UBGA0751000 UBSS0751000 UB3S0751000 3/4 x 12 3/4" 12 7/8" 15" 3 3/4" UB0751200 UBGA0751200 UBSS0751200 UB3S0751200