Grove Gear NH Series - Ironman Narrow Housing Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - NH-B821-25-R

Описание

Rugged cast iron housings, covers, and flanges provide superior strength and rigidity. Factory-filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant. Large oil capacity provides positive splash lubrication and superior cooling capability. Viton® double lip seals provide extended life through increased resistance to high temperature, abrasion and chemicals. O-rings on all bearing covers, eliminating gaskets, sealants and leaks. Oversized high-speed bearings, positively retained for frequent reversing and start/stop cycles. Tapered roller bearings on output shaft for high overhung and thrust load capacities. The unique quill seal guard protects the input seal from damage during motor installation. Bronze worm gear chill cast from high quality bronze for maximum strength, lubricity and superior life. All units are 100% run and leak tested at the factory to insure that you receive the highest quality product. Ultimate application flexibility with all-angle mounting provisions, the widest selection of accessory bases and flanges and the largest selection of stock reducer styles. Dimensions U 0.625 in N 4.34 M 1.76 J 3.25 in K 1.63 in TAP Depth 0.63 in O 2.66 in Center Distance (in) 2.06 in F 1.88 L 4.82 in G 0.94 D 2.31 C 6 in A 2.5 B 4.5 I 3.61 in T 0.875 H-Tap size 5/16 - 18 UNC in Technical Specifications Input RPM 1,750 Input HP @ 1750 RPM 1.333 Output Shaft Orientation R Service Factor 1 Output Diameter (in) 0.875 in Model Code B821 Gear Type Worm Assembly B-R Input Style Solid Shaft Ratio 25:1 Output HP 1.094 Ratio Range 25:1 Output Shaft Assembly Code R No. of Gear Reductions Single Series Style NH-B-R Thrust Rating - output shaft 1144 Output Style R Input Keyway 3/16 X 1.38 in Output RPM 70 Reducer Style Worm - Right Angle Input HP 1.333 Series Code NH Product Line NH Series - Ironman Narrow Housing Worm Gear Reducers Product Type Right Angle Mounting Style Base Shaft Seal Material Viton Reducer Worm - Right Angle Overhung Load 1,210 Series NH Series - Ironman Narrow Housing Worm Gear Reducers Center Distance (in) 2.06 Output Key 3/16 X 1.50 Input Diameter (in) 0.625 in Reduction Single Output Shaft Direction Right Overhung Load Rating (Output Shaft(lb)) 775 lb Output Shaft Solid Shaft Output Torque Rating (in-lb) 985 in/lbs Housing Material Cast Iron General Specifications UPC 690310061374 Weight 21.00 LB