1228857 Beaded Gasket for Caterpillar Equipment

The 1228857 beaded gasket is a sealing component used in Caterpillar industrial engines, generator units, and engine-generator sets. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for Caterpillar equipment identified by the engine and generator model designations below. The available application data covers the G3500-series industrial engines, the SR4B generator, and the G3508 engine-generator set.

Fitment

• Industrial engine Caterpillar G3512 — listed application for the 1228857 beaded gasket.
• Industrial engine Caterpillar G3516 — listed application for the 1228857 beaded gasket.
• Industrial engine Caterpillar G3516B — listed application for the 1228857 beaded gasket.
• Caterpillar SR4B generator — listed application for the 1228857 beaded gasket.
• Caterpillar G3508 engine-generator set — listed application for the 1228857 beaded gasket.

Fitment is identified by the equipment model designations above. The available product data does not specify the exact installation position, mating components, or the individual engine configuration within each model series.

Cross-reference numbers

Numbers 122-8857 and 1228857 identify the same gasket designation, with and without the separator. No additional supplier or equipment-manufacturer cross-reference numbers are specified in the available data.

Specifications

The listed dimensions and weight describe the 1228857 gasket as supplied. Material composition, thread information, sealing temperature range, and the precise mounting location are not specified for this part.