Application | For Applications where Alignment is Critical, Particularly when no Backlash is Desired and Flexibility is not Required, Useful when Timing, Joining and/or Aligning Shafts at Lower Speeds and Torque |
B1 Max Shaft Penetration, B2 Max Shaft Penetration | 1.812 in |
Bore (B1), Small Bore (B2) | 1.3750 in |
Bore Dia. | 1 3/8 in |
Bore Tolerance | +0.0020 in / +0.0005 in |
Clearance Dia. (In.) | 2.772 |
Clearance Dia., Clearance Diameter (C) MAX | 2.772 in |
Country of Origin | USA |
Country of Origin (subject to change) | United States |
Design | Four Vibration Resistant Socket Capscrews |
Finish Specification | Bright, No Plating |
Finish, Screw Finish | Bright |
Forged Clamp Screw, Screw Size (In.) | 5/16-24 |
Full Bearing Support Required? | No |
Hex Wrench Size | 1/4 in |
Item, Item - Rigid Shaft Couplings | Rigid Shaft Coupling |
Keyway (K1), Keyway (K2), Keyway Width | 5/16 in |
Keyway Width (In.) | 5/16 |
Length (L), Overall Length | 3 5/8 in |
Machined From | Bar Stock |
Manufacturer | Ruland Manufacturing |
Material Specification | Type 303 Austenitic, Non-Magnetic Bar |
Material, Material - Couplings | 303 Stainless Steel |
Max. Torque | 2,900 in-lb |
Max. Torque (In.-Lbs.) | 2900 |
Maximum Speed | 4,000 RPM |
Moment of Inertia | 3.4538 lb-in |
Note 1 | Performance ratings are for guidance only. The user must determine suitability for a particular application. |
Number of Screws | 4 ea |
Nypatch? Anti-Vibration Hardware?, Precision Honed Bores?, Zero-Backlash? | Yes |
Outer Diameter (OD), Outside Dia. | 2 1/2 in |
Provides | Extra Holding Power for Higher Load Applications without Marring Shafts |
Rated Torque | 2900 in-lb |
Recommended Shaft Tolerance | +0.0000 in / -0.0005 in |
Screw Location (R) | 0.986 in |
Screw Material | 18-8 300 Series Stainless Steel with |
Screw Size | 5/16"-24 |
Seating Torque | 190 lb-in |
Shaft Locking Type - Couplings | 1 Piece Clamp |
Standards | REACH Compliant, RoHS2 Compliant |
System of Measurement | Inch |
Tariff Code | 8483.60.8000 |
Temperature | -40?F to 350?F (-40?C to 176?C) |
Type | One Piece Clamp Type, with Keyway |
UNSPC | 31163009 |
UPC | 634529001790 |
Weight (lbs) | 3.334100 |
With Keyway / Without Keyway | With Keyway |