Oil-Impregnated Bost-Bronz® Spiders • Temp. range: -60° to 250°F (-51° to 121°C) Recommended for high-torque loads, particularly at slower speeds. Jaw Couplings • Standard tolerance: +0.001/-0.000, all bore dimensions 3-jaw insert design is complete with keyway and set screw. No lubrication required. A complete assembly requires 2 hubs and 1 jaw-coupling spider, sold separately. This listing is for each. Technical Specification Item Oil Impregnated Spider Insert Type Bost Bronze Max. Torque (In.-Lbs.) 1000 Coupling Size FC20 HP Rating @ 50 RPM 0.79 HP Rating @ 100 RPM 1.6 HP Rating @ 300 RPM 4.8 HP Rating @ 690 RPM 10.9 HP Rating @ 870 RPM 13.8 HP Rating @ 1150 RPM 18.2 Serviceable Temp. Range (F) -60 to 250 Shaft Dia. Range (In.) 1/2 - 1-1/8

• Oil-Impregnated Bost-Bronz® Spiders • Temp

Oil-Impregnated Bost-Bronz® Spiders • TempBoston Gear / Altra Industrial Motion