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Clevises are components of tie rod assemblies that are manufactured by BBI and are largely used alongside turnbuckles. The clevis tends to support a threaded rod at both ends in a standard cross bracing assembly. One end of the clevis is gripped well onto a steel plate and is secured with a pin.
Dimensions
| Clevis Number | Dimensions in Inches | Weight w/ Pin, lbs. | Available Strength, kips | Grip | Part Numbers | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max, W | Max, P | D | N | A | L | T | ASD | LRFD | Min | Max | Plain | Galvanized | ||
| 2 | 5/8 | 3/4 | 17/16 | 5/8 | 39/16 | 11/16 | 5/16(+1/32, -0) | 1.5 | 5.83 | 8.75 | 1⁄2 | 3⁄4 | 17150 | 17151 |
| 21/2 | 7/8 | 11/2 | 21/2 | 1 | 4 | 11/4 | 5/16(+1/32, -0) | 2.5 | 12.5 | 18.8 | 3⁄4 | 11⁄4 | 17152 | 17153 |
| 3 | 13/8 | 13/4 | 3 | 11/4 | 51/16 | 11/2 | 1/2(+1/16, –1/32) | 5.0 | 25 | 37.5 | 3⁄4 | 11⁄2 | 17154 | 17155 |
| 31/2 | 11/2 | 2 | 31/2 | 11/2 | 6 | 13/4 | 1/2(+1/16, –1/16) | 8.0 | 30 | 45 | 7⁄8 | 2 | 17156 | 17157 |
| 4 | 13/4 | 21/4 | 4 | 13/4 | 515/16 | 2 | 1/2(+1/16, –1/16) | 11.0 | 35 | 52.5 | 7⁄8 | 21⁄4 | 17158 | 17159 |
| 5 | 21/8 | 21/2 | 5 | 21/4 | 7 | 21/2 | 5/8(+3/32, -0) | 21.0 | 62.5 | 93.8 | 1 | 2-3⁄4 | 17160 | 17161 |
| 6 | 21/2 | 3 | 6 | 23/4 | 8 | 3 | 3/4(+3/32, -0) | 32.0 | 90 | 135 | 1 | 31⁄2 | 17162 | 17163 |
| 7 | 3 | 33/4 | 7 | 3 | 9 | 31/2 | 7/8(+1/8, –1/16) | 53.0 | 114 | 171 | 1 | 41⁄2 | 17164 | 17165 |
| 8 | 4 | 41/4 | 8 | 4 | 101/8 | 4 | 11/2(+1/8, –1/16) | 80.0 | 225 | 338 | 1 | 5 | 17166 | 17167 |
Dimensions per AISCSteel Construction Manual fourteenth edition page 15-14 ASD – Allowable Stress DesignLRFD – Load and Resistance Factor Design Note: The grip size is normally specified as material thickness +¼”, within the constraints of the above table. | ||||||||||||||
Clevis Numbers for Various Rods and Pins
| Dia. of Tap, in. | Diameter of Pin in Inches | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 5/8 | 3/4 | 7/8 | 1 | 11/4 | 11/2 | 13/4 | 2 | 21/4 | 21/2 | 23/4 | 3 | 31/4 | 31/2 | 33/4 | 4 | 41⁄4 | |
| 1/2 | 2 | 2 | 2 | |||||||||||||||
| 5/8 | 2 | 2 | 2 | 21/2 | 21/2 | 21/2 | 21/2 | |||||||||||
| 3/4 | 21/2 | 21/2 | 21/2 | 21/2 | 21/2 | |||||||||||||
| 7/8 | 21/2 | 21/2 | 21/2 | 21/2 | 3 | |||||||||||||
| 1 | 3 | 3 | 3 | 3 | ||||||||||||||
| 11/8 | 3 | 3 | 3 | 3 | 31/2 | |||||||||||||
| 11/4 | 3 | 3 | 3 | 3 | 31/2 | |||||||||||||
| 13/8 | 3 | 3 | 3 | 31/2 | 31/2 | 4 | ||||||||||||
| 11/2 | 31/2 | 31/2 | 4 | 4 | 5 | |||||||||||||
| 15/8 | 4 | 4 | 4 | 5 | 5 | 5 | ||||||||||||
| 13/4 | 4 | 5 | 5 | 5 | 5 | |||||||||||||
| 17/8 | 5 | 5 | 5 | 5 | 5 | |||||||||||||
| 2 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | |||||||||||
| 21/4 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | |||||||||||
| 21/2 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | ||||||||||
| 2 3/4 | 7 | 7 | 7 | 7 | 8 | 8 | ||||||||||||
| 3 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | ||||||||||
| 31/4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | |||||||||||
| 31/2 | 8 | 8 | 8 | 8 | 8 | 8 | ||||||||||||
| 33/4 | 8 | 8 | 8 | 8 | 8 | |||||||||||||
| 4 | 8 | 8 | ||||||||||||||||
Dimensions per AISC Manual of Steel Construction thirteenth edition page 15-15 | ||||||||||||||||||