33-0544 O-Ring Valve Plate for Thermo King X430 Compressor
MultiStar Parts – Your Source for Truck Refrigeration Unit Parts
The 33-0544 O-ring is a premium Thermo King parts replacement designed for the valve plate assembly in X430 compressors. This critical sealing component ensures proper compression and prevents refrigerant leakage between the valve plate and compressor body, maintaining optimal system performance in Thermo King transport refrigeration units.
CROSS-REFERENCE PART NUMBERS:
- 33-1311, 33-0544
Product Highlights:
- Part Number: 33-0544 (interchangeable with 33-1311)
- Type: O-ring for valve plate sealing
- Compatible Compressor: Thermo King X430 (4-cylinder, 492 cm³ displacement)
- Application: Seals valve plate to compressor body
- Cross Reference: 33-1311, 33-0544
The X430 compressor is a 4-cylinder reciprocating compressor with 492 cc displacement, commonly found in trailer and large truck refrigeration units including SLXi series (except SLXi-100). Genuine Thermo King X430 compressors and components are engineered for greater reliability and longer life.
As part of our extensive inventory of premium Thermo King aftermarket parts, this essential O-ring is ideal for compressor valve plate service or complete compressor overhaul on your X430-equipped Thermo King units.
Multistar Parts Co., Ltd. is a professional supplier of transport refrigeration parts, specializing in Thermo King parts, Carrier Transicold parts, and Hwasung Thermo parts for the global aftermarket.
Multistar Parts Co., Ltd. – Your trusted partner for Thermo King, Carrier Transicold, and Hwasung Thermo parts.

