Model

Part Number	d - Bore	D - Outer Diameter	B - Width
331081 A	501.65 mm	711.2 mm	520.7 mm
BT4B 331499 G/HA1	501.65 mm	673.1 mm	400.05 mm
BT4-8167 E81/C775	510 mm	655 mm	377 mm
BT4-8167 E81/C775	510 mm	655 mm	377 mm
BT4B 334022 E1/C725	510 mm	655 mm	377 mm
BT4B 331747 E/C775	510 mm	655 mm	377 mm
BT4-8045 G/HA1VA901	514.35 mm	673.1 mm	422.275 mm
BT4B 328965/HA1	515 mm	700 mm	420 mm
BT4B 331243 A/HA1	520.7 mm	736.6 mm	400.05 mm
BT4-8043 G/HA1	530 mm	680 mm	440 mm
BT4-8108 E/C625	540 mm	690 mm	400 mm
BT4-8038 G/HA1VA901	540 mm	690 mm	440 mm
331978 BG	540 mm	690 mm	400 mm
BT4B 334028 G/HA1VA901	540 mm	690 mm	434 mm
BT4B 334038 G/HA3	540 mm	690 mm	434 mm
BT4B 330993 AG/HA1	558.8 mm	736.6 mm	409.575 mm
331165 AG	558.8 mm	736.6 mm	322.265 mm
331165 A	558.8 mm	736.6 mm	322.265 mm
BT4B 334136 G/HA1VA901	558.8 mm	736.6 mm	455.612 mm
BT4-8022 G/HA1VA919	558.8 mm	736.6 mm	455.612 mm

Part Number