4H6142 Union-Flared Fitting for Caterpillar

The 4H6142 Union-Flared is a fluid fitting and adapter used on Caterpillar equipment, including Caterpillar engines and excavators. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 4H6142 and is listed for the Caterpillar equipment models and engine series shown below. The supplied dimensional data and weight are provided in metric and imperial units as specified for this part.

Fitment

The 4H6142 Union-Flared fitting is used with the following Caterpillar equipment models and engine series:

• Caterpillar 3116
• Caterpillar 3126
• Caterpillar 3176C
• Caterpillar 3208
• Caterpillar 3406
• Caterpillar 3406B
• Caterpillar 3406C
• Caterpillar 345B
• Caterpillar 345B L
• Caterpillar 375

Fitment is specified for the listed Caterpillar models. The available product data does not identify a particular machine-side position, circuit, hose location, or installation assembly for this fitting.

Cross-reference numbers

The part number 4H6142 is the reference number assigned by the Caterpillar equipment manufacturer for this union-flared fitting. The part is also listed under the following number used in aftermarket interchange data:

• 4H6142
• 8I1976

SKU 4H6142 corresponds to the product name Union-Flared. The available data identifies 4H6142 as the primary number and 8I1976 as an additional cross-reference number.

Specifications

The supplied specifications do not include thread size, connection type beyond the Union-Flared designation, material, sealing method, or the number of pieces included. These parameters are therefore not specified for this product listing.