Seal 3S4182

3S4182 is a rectangular seal with a rectangular cross-section, used in Caterpillar equipment and engines. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The seal is listed for several Caterpillar equipment groups, including off-road dump trucks, wheeled tractor-scrapers, truck engines, ship equipment, industrial engines, and wheel loaders. The dimensions and equipment applications below are taken from the available part data.

Fitment

• Off-road dump trucks: 772, 773.
• Wheeled tractor-scrapers: 621, 623, 641, 641B, 650B, 651, 651B, 657, 657B, 660B, 666B.
• Truck engines: 1673, 1673B, 1676, 1693.
• Ship equipment: D330A, D330B, D333A, D333B, D336, D343, D346, D348, D349, D379A, D379B, D398A, D398B, D399.
• Industrial engines: D320A, D343, D346, D348, D349, D379, D379B, D398, D398B, D399.
• Wheel loaders: 980, 992, 992B.

Fitment is specified by the equipment and engine model numbers listed above. Before installation, the part number and seal dimensions should be compared with the removed component and the applicable Caterpillar parts documentation for the particular machine or engine configuration.

Cross-reference numbers

3S4182 and 3S-4182 identify the same seal reference in the available product data. The hyphenated format is used for the Caterpillar equipment part-number reference.

Specifications

The listed dimensions describe the seal geometry: the inner diameter is 0.5 inch, while the rectangular cross-section measures 0.66 inch in width and 0.28 inch in height. The package-size data associated with the part is 8.89 cm in length, 15.24 cm in width, and 1.27 cm in depth; the recorded part weight is 0.1 lb.