Buy Caterpillar 2U2560 - NUT SELF - LOCKING at wholesale prices with easy payment and fast shipping options. Save up to 50% OFF OEM pricing. Compatible Machines:- ARTICULATED DUMP TRUCK- ENGINE - MACHINE Compatible Models:- D250E- D350E- D400E- 3306- 3406- 3406C Units Containing The Spare Part :- 116-6400 CONTROL GP-PARKING BRAKE (D250E)- 123-7905 GUARD GP-DUST (D350E)- 129-9638 LINES GP-HOIST (D350E)- SHUNT TANK AND RADIATOR COOLING LINES GROUP (D250B)- LIGHTING AND AUDIBLE EQUIPMENT GROUP (D250B)- ELECTRICAL HARNESSES - CAB (D250B)- TRANSMISSION HAND CONTROLS (D250B)- 7U7611 BREATHER GP (D250B)- AIR BRAKE LINES- (PART 1 OF 2) (D250B)- AIR CONDITIONING LINES GROUP (D300B)- AIR CONDITIONING COMPRESSOR GROUP (D300B)- AIR CONDITIONER WIRING GROUP (D300B)(Caterpillar - B-Brand)