1333543 Belt Tightener for Caterpillar

The 1333543 Belt Tightener is a belt tensioner used in drive-belt systems on Caterpillar equipment. It is intended for Caterpillar engine and truck applications, including the Caterpillar 3176 and Caterpillar 3176B engines.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The component is installed in the belt drive assembly to maintain the required belt tension during operation. The part is identified by SKU 1333543 and is listed in the Caterpillar belt tensioner category.

Fitment

• Equipment brand: Caterpillar
• Equipment type: engine and truck applications
• Engine model: Caterpillar 3176
• Engine model: Caterpillar 3176B

The available application data identifies this belt tightener for Caterpillar 3176 and 3176B engine installations used in truck equipment. Compatibility should be checked against the machine configuration and the part number installed on the equipment before replacement.

Cross-reference numbers

1333543 and 133-3543 are the two listed formats of the same identification number for this belt tightener.

Specifications

The dimensional data provided for the part is 208.3 mm in length, 104.1 mm in width, and 86.4 mm in height. The separately listed centimetre values are 23 cm in length, 12 cm in width, and 12 cm in depth. The listed weight is 4 lb.

Before installation, compare the removed belt tightener with the replacement by part number, mounting arrangement, overall dimensions, and equipment model. The part is supplied as a belt tightener; no additional components are specified in the available product data.