4400 Series Sealed Troughing Belt Self-Training Idler, CEMA C Class On Airmatic Inc.

Shaft

3/4" diameter - precision ground to assure proper bearing fit
Milled slots in roll shaft lock frame and roll, together forming a rigid assembly

Bearing

4390 & 4400 Series
- 3/4" high capacity deep groove ball bearing sealed on both sides

Seal

4390 & 4400 Series
- Extra protection triple barrier sealing system
- Nitrile and felt oil impregnated contact seal rides on abrasion- and corrosion-resistant polymer sleeve

Frame

4200 & 4400 Series
- Inline
- 2º tilt in the direction of belt travel is built into frame to assist belt training

Lubrication

4390 & 4400 Series
- Sealed for Life

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Item #	Belt Width	Troughing Angle	Roll Diameter	A	E	Weight

445-18-AT-0120	N/A 18 in	N/A 20 º	N/A 5 in	N/A 27 in	N/A 15 in	N/A 109 lb
445-24-AT-0120	N/A 24 in	N/A 20 º	N/A 5 in	N/A 33 in	N/A 15-3/4 in	N/A 121 lb
445-30-AT-0120	N/A 30 in	N/A 20 º	N/A 5 in	N/A 39 in	N/A 16-7/16 in	N/A 135 lb
445-36-AT-0120	N/A 36 in	N/A 20 º	N/A 5 in	N/A 45 in	N/A 17-3/16 in	N/A 147 lb
445-42-AT-0120	N/A 42 in	N/A 20 º	N/A 5 in	N/A 51 in	N/A 17-7/8 in	N/A 158 lb
445-48-AT-0120	N/A 48 in	N/A 20 º	N/A 5 in	N/A 57 in	N/A 18-9/16 in	N/A 191 lb
446-18-AT-0120	N/A 18 in	N/A 20 º	N/A 6 in	N/A 27 in	N/A 15 in	N/A 117 lb
446-24-AT-0120	N/A 24 in	N/A 20 º	N/A 6 in	N/A 33 in	N/A 15-3/4 in	N/A 132 lb
446-30-AT-0120	N/A 30 in	N/A 20 º	N/A 6 in	N/A 39 in	N/A 16-7/16 in	N/A 148 lb
446-36-AT-0120	N/A 36 in	N/A 20 º	N/A 6 in	N/A 45 in	N/A 17-3/16 in	N/A 162 lb
446-42-AT-0120	N/A 42 in	N/A 20 º	N/A 6 in	N/A 51 in	N/A 17-7/8 in	N/A 175 lb
446-48-AT-0120	N/A 48 in	N/A 20 º	N/A 6 in	N/A 57 in	N/A 18-9/16 in	N/A 210 lb
445-18-BT-0120	N/A 18 in	N/A 35 º	N/A 5 in	N/A 27 in	N/A 17 in	N/A 107 lb
445-24-BT-0120	N/A 24 in	N/A 35 º	N/A 5 in	N/A 33 in	N/A 18 3/16 in	N/A 122 lb
445-30-BT-0120	N/A 30 in	N/A 35 º	N/A 5 in	N/A 39 in	N/A 19-5/16 in	N/A 137 lb
445-36-BT-0120	N/A 36 in	N/A 35 º	N/A 5 in	N/A 45 in	N/A 20-9/16 in	N/A 148 lb
445-42-BT-0120	N/A 42 in	N/A 35 º	N/A 5 in	N/A 51 in	N/A 21 3/4 in	N/A 160 lb
445-48-BT-0120	N/A 48 in	N/A 35 º	N/A 5 in	N/A 57 in	N/A 22 15/16 in	N/A 194 lb
446-18-BT-0120	N/A 18 in	N/A 35 º	N/A 6 in	N/A 27 in	N/A 17 in	N/A 118 lb
446-24-BT-0120	N/A 24 in	N/A 35 º	N/A 6 in	N/A 33 in	N/A 18 3/16 in	N/A 133 lb
446-30-BT-0120	N/A 30 in	N/A 35 º	N/A 6 in	N/A 39 in	N/A 19-5/16 in	N/A 150 lb
446-36-BT-0120	N/A 36 in	N/A 35 º	N/A 6 in	N/A 45 in	N/A 20-9/16 in	N/A 163 lb
446-42-BT-0120	N/A 42 in	N/A 35 º	N/A 6 in	N/A 51 in	N/A 21 3/4 in	N/A 177 lb
446-48-BT-0120	N/A 48 in	N/A 35 º	N/A 6 in	N/A 57 in	N/A 22 15/16 in	N/A 213 lb
445-18-CT-0120	N/A 18 in	N/A 45 º	N/A 5 in	N/A 27 in	N/A 18 in	N/A 125 lb

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Item #

Belt Width

Troughing Angle

Roll Diameter

A

E

Weight