4B8407 Beaded Gasket for Caterpillar Equipment

The 4B8407 is a beaded gasket used as a sealing component in Caterpillar engine and machine equipment. It is installed between mating surfaces to form a seal and help prevent leakage or contamination at the joint. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 4B8407. The same part number may also be written with a hyphen as 4B-8407. The supplied application data identifies this gasket for Caterpillar equipment powered by or equipped with the listed engine and machine configurations below.

Fitment

• Caterpillar 3304
• Caterpillar 3306
• Caterpillar 3406
• Caterpillar 3406B
• Caterpillar 3406C
• Caterpillar 3508
• Caterpillar 3508B
• Caterpillar 3512
• Caterpillar 3512B
• Caterpillar 3512C

The fitment information covers the Caterpillar models listed above. Model designation and engine configuration should be checked against the machine parts documentation before installation, particularly where several versions of the same engine series are used.

Cross-reference numbers

• 4B8407
• 4B-8407

4B8407 and 4B-8407 are two written formats of the same catalog number, with the hyphen separating the number groups in the second format. No additional supplier or equipment-manufacturer reference numbers are provided in the available product data.

Specifications

The listed overall length and width are each 25 mm, equivalent to 2.5 cm. The specified depth is 0.2 cm, equivalent to 2 mm. The available data does not specify the gasket material, sealing profile beyond the beaded-gasket classification, installation position, included components, or tightening requirements.