3K6677 Fitting for Caterpillar Equipment

3K6677 is a fluid fitting for equipment manufactured by Caterpillar. It is used on Caterpillar landfill compactors, soil compactors, wheel dozers, and wheel loaders in the models listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part belongs to the Fluid Fittings & Adapters category. The supplied application data identifies the component by part number 3K6677 and lists its use across several Caterpillar machine types and model series. The dimensions and weight below are provided for part identification and purchasing documentation.

Fitment

• Caterpillar landfill compactor 816
• Caterpillar soil compactor 815
• Caterpillar wheel dozer 814
• Caterpillar wheel loader 920
• Caterpillar wheel loader 930
• Caterpillar wheel loader 950
• Caterpillar wheel loader 966C
• Caterpillar wheel loader 980B

The listed fitment covers the Caterpillar 814, 815, and 816 machine applications, as well as the 920, 930, 950, 966C, and 980B wheel loader applications. The equipment type is specified separately for the compactors, wheel dozer, and wheel loaders to help match the fitting with the machine records.

Before installation, the part number on the removed component and the equipment parts documentation should be checked against 3K6677. Model designation alone may not identify every machine configuration, so the application should be confirmed using the machine serial-number information where required.

Specifications

The stated dimensions are length 8.89 cm, width 15.24 cm, and depth 1.27 cm. The stated weight is 0.1 lb. These values describe the supplied part and should be used together with the part number when checking physical compatibility.

No thread specification, material specification, sealing element information, mounting position, or kit contents are provided in the available product data. These parameters are therefore not specified for this listing.