KIT-UNLOADER 1871481 - Caterpillar

1871481 KIT-UNLOADER Caterpillar parts 3176C, 3196, 3406B, 3406C, 3406E, 3456, C-10, C-12, C-15, C-16, C-18, C16, C18

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Alternative (cross code) number:
CA1871481
187-1481
1871481

Weight: 0.70 pounds 0 kg.

Buy KIT-UNLOADER 1871481 Caterpillar genuine, new aftermarket tractor parts with delivery
INDUSTRIAL ENGINE, TRUCK ENGINE,

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10 Jan 2018
99 Hundredths Pounds
CTP: CTP

Caterpillar Kit-Unloader (1871481) New Aftermarket By CTP
1871481 Caterpillar, Engine Parts Weight(lbs): 1.00 Length(cm): 11.9000 Width(cm): 3.0000 Depth(cm): 12.1000

12 Jun 2018

CTP: CTP

1871481 Unloader Kit
1871481 Unloader Kit || This is a New Aftermarket Part

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#1555877 1871481

2025-07-03

Number on catalog scheme:

Caterpillar 1871481 Parts scheme KIT-UNLOADER

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Compatible equipment models: 1871481:

INDUSTRIAL ENGINE 3176C 3196 3406B 3406C 3406E 3456 C-10 C-12 C-15 C-16

TRUCK ENGINE C-10 C-12 C-15 C-16 C-18 C16 C18 Caterpillar

Information:

(1) Thickness of thrust plates (new) ... 5.461 0.038 mm (.2150 .0015 in)(2) Diameter of the main bearing journals (new) ... 88.880 0.020 mm (3.4992 .0008 in)(3) Diameter of the connecting rod journals (new) ... 76.180 0.020 mm (2.9992 .0008 in)(4) Tighten plugs to a torque of ... 23 4 N m (17 3 lb ft) Then "stake" the crankshaft to hold plugs in place. "STAKE" use a center punch and a hammer to change the shape of the holes as shown.(5) Crankshaft gear: Do not heat gear to more than ... 316°C (600°F)(6) End play for crankshaft (new) ... 0.122 to 0.579 mm (.0048 to .0228 in)(7) Wear sleeve and seal installation:Remove front and rear seal groups as follows: Seals and wear sleeves cannot be used again, after the seals and wear sleeves are separated.a. Use the 1P3075 Puller Group to remove the seals.b. Use the 5P7318 Distorter Group to remove the wear sleeves.Install front and rear seal groups as follows:a. Clean the outer surface of the crankshaft with 6V1541 Quick Cure Primer.b. Crankshaft seals must be installed with the lip of the seals as shown. Make sure the correct seal is installed on each end of the crankshaft. No lubrication is needed to install wear sleeves and seals.c. Do not separate seals from sleeves. Install the seal groups as a unit on each end of the engine as shown with the correct tools. See Special Instruction Form No. SMHS7100 for installation of seal assemblies that do not have hydrodynamic grooves. Special Instruction Form No. SMHS8508 is used for hydrodynamic seal assembly installation.