The 3/4” Type BB is used to connect steel with parallel flanges. This clamp is available in three tail lengths.
3/4″ Type BB
Product Description
The 3/4” Type BB is used to connect steel with parallel flanges. This clamp is available in three tail lengths. The tail length plus the thickness of appropriate packings BF1, BG1 & BH1 should be equivalent to the flange thickness being connected. See table below for tail length / packing combinations.
Product Code | Bolt Dia. A | Description | B | C | D1 | D2 | E | Width | Torque | Tensile SWL (lbs.) per bolt | Friction SWL (lbs.) per 4 bolts | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | (ft. lbs.) | ||||||||||
BB1G20 | 3/4″ | 3/4″ Type BB Short | 13/16″ | 1-3/8″ | 7/16″ | 13/16″ | 5/16″ | x | x | 1-3/4″ | 210 | 3703 | 2473 |
BB2G20 | 3/4″ | 3/4″ Type BB Medium | 13/16″ | 1-3/8″ | 7/16″ | 13/16″ | x | 3/8″ | x | 1-3/4″ | 210 | 3703 | 2473 |
BB3G20 | 3/4″ | 3/4″ Type BB Long | 13/16″ | 1-3/8″ | 7/16″ | 13/16″ | x | x | 1/2″ | 1-3/4″ | 210 | 3703 | 2473 |
Do not exceed the Safe Working Load (SWL) specified. The Safe Working Loads are based on assemblies tested in typical conditions.
Tail Length/Packing Combination
Flange Thickness | 1/8″ | 3/16″ | 1/4″ | 5/16″ | 3/8″ | 7/16″ | 1/2″ | 9/16″ | 5/8″ | 11/16″ | 3/4″ | 13/16″ | 7/8″ | 15/16″ | 1″ |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Tail Length/Packing Combination | X | X | 1 | 1 | 2 | 1+BH1 | 3 | 2+BH1 | 3+BH1 | 1+BF1 | 1+(3xBH1) | 2+BF1 | 2+(3xBH1) | 2+BH1+BF1 | 1+(2xBH1)+BF1 |
For Thicknesses greater than 1″ please contact us. |
Product Code | Bolt Dia. | A | B | C | D |
---|---|---|---|---|---|
BH1Z20 | 3/4″ | 3/16″ | 1-5/16″ | 1-11/16″ | 13/16″ |
BF1G20 | 3/4″ | 3/8″ | 1-5/16″ | 1-11/16″ | 13/16″ |
BG1G20 | 3/4″ | 3/4″ | 1-5/16″ | 1-11/16″ | 13/16″ |