Imperial Four Beam Couplings – Alu 7075 (A) or St. Steel 303 (SS) (BCH/BCG Series)
• Bore tolerance +0.001 in / -0.000 in • Recommended shaft tolerance +0.0000 in / -0.0005 in • Type BCH couplings have socket head cap screws each end • Type BCG couplings size BCG6 to BCG12 have one set screw each end, size BCG14 to BCG20 have two set screws 120 degrees apart • Zero backlash • *Dims in inches (bores B1/B2 are in imperial dimensions i.e. 1.5 = 1.5 x 1/16th inch)
| Part Number | Specifications | |||||
| Clamp Style |
Set Screw Style |
Bores B1, B2 in (1/16)* |
Outer Ø OD (in) |
Length L (in) |
Cap Screw (BCH) |
Set Screw (BCG) |
| BCH6 | BCG6 | .0938 (1.5) | 0.375 | 0.563 | M1.6 | M2 |
|---|---|---|---|---|---|---|
| BCH8 | BCG8 | .0938 (1.5) | 0.5 | 0.75 | M2 | M2 |
| .1250 (2) | 0.5 | 0.75 | M2 | M2 | ||
| BCH10 | BCG10 | .1250 (2) | 0.625 | 0.8 | M2 | M3 |
| .1563 (2.5) | 0.625 | 0.8 | M2 | M3 | ||
| .1875 (3) | 0.625 | 0.8 | M2 | M3 | ||
| BCH12 | BCG12 | .1250 (2) | 0.75 | 0.9 | M2.5 | M4 |
| .1563 (2.5) | 0.75 | 0.9 | M2.5 | M4 | ||
| .1875 (3) | 0.75 | 0.9 | M2.5 | M4 | ||
| .2500 (4) | 0.75 | 0.9 | M2.5 | M4 | ||
| BCH14 | BCG14 | .1875 (3) | 0.875 | 1.063 | M3 | M5 |
| .2500 (4) | 0.875 | 1.063 | M3 | M5 | ||
| .3125 (5) | 0.875 | 1.063 | M3 | M5 | ||
| BCH16 | BCG16 | .2500 (4) | 1 | 1.25 | M4 | M4 |
| .3125 (5) | 1 | 1.25 | M4 | M4 | ||
| .3750 (6) | 1 | 1.25 | M4 | M4 | ||
| BCH18 | BCG18 | .2500 (4) | 1.125 | 1.5 | M4 | M5 |
| .3125 (5) | 1.125 | 1.5 | M4 | M5 | ||
| .3750 (6) | 1.125 | 1.5 | M4 | M5 | ||
| .5000 (8) | 1.125 | 1.5 | M4 | M5 | ||
| BCH20 | BCG20 | .2500 (4) | 1.25 | 1.5 | M4 | M6 |
| .3125 (5) | 1.25 | 1.5 | M4 | M6 | ||
| .3750 (6) | 1.25 | 1.5 | M4 | M6 | ||
| .5000 (8) | 1.25 | 1.5 | M4 | M6 | ||
(1 votes, average: 5.00 out of 5)
Loading...