O-ring gasket (for fuel pump, injection pump seal), Yanmar 486e/486v
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We are the company «RefBelholod»
We have been working with refrigerators
CARRIER & THERMO KING for more than 10 years.
We have a large warehouse of secondary spare parts for refrigerators. Excellent quality of spare parts, all spare parts are inspected!
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→Fuel Injection Pump Flange Sealing O-Ring Thermo King 33-1953
The Genuine Fuel Injection Pump O-Ring Thermo King 33-1953 / 331953 (circular rubber fuel pump mounting interface seal) is a premium oil-resistant elastomer sealing component engineered to provide secure, leak-proof containment at the injection pump mounting flange on 4-cylinder Yanmar / Thermo King 4.82 and 4.86 transport diesel engines configured for trailer refrigeration networks.
Seated inside the machined alignment groove of the fuel injection pump housing where it locks into the engine block gear case, this round-section O-ring withstands continuous structural vibration and hot engine oil wash. Lower-tier commercial rubber compounds often break down when exposed to heavy oil heat and diesel fuel mist, drying out and cracking over time. This leads to creeping oil leaks along the block face, messy engine bays, and drops in crankcase oil volume during long logistics operations. The genuine Thermo King sealing ring is molded from advanced high-density fluoroelastomer material, ensuring sustained structural memory, high heat resistance, and long-term durability on over-the-road reefer duty.
This critical fuel infrastructure component is cataloged under factory reference codes: **Thermo King 33-1953** (331953, 331-1953) and matches the precise factory maintenance specifications for Yanmar-driven transport refrigeration power packs.
Technical Information:
- Manufacturer: Thermo King (Original OEM Equipment)
- Part Catalog Numbers: Thermo King 33-1953, 331953, 331-1953
- Part Type: Fuel Injection Pump / Gear Case Mounting Circular O-Ring
- Material Composition: High-temperature, chemical-resistant premium fluoroelastomer (Viton / FKM) compound
- Compatible Engine Configurations: Yanmar / Thermo King 4.82, 4.86 (4TNE84, 4TNE88 blocks)
Used in Refrigeration Units and Power Packs:
Extensively integrated across heavy-duty nosemount trailer systems and undermount setups, including:
SB-series: SB-110, SB-300, SB-310, SB-III trailer units;
SL-series: SL-100e, SL-200e, SL-400e, turbo SL-TCI, and multi-temp SL Spectrum configurations;
SLX-series: SLX 100, SLX 200, SLX 400, and related multi-zone reefers or container diesel power units.
Catalog Number:
Thermo King: 33-1953, 331953, 331-1953
Доставка и гарантия:
Доставка по всей России и Беларуси. Оперативная отправка транспортными компаниями в день оформления заказа.
Warranty – 1 month. Supplied in airtight protective individual packaging to defend elastomeric compounds from oil saturation degradation and premature aging before installation.
Call or message us to inquire about the price, arrange a meeting, or coordinate delivery. Price is negotiable!
Product Description: Buy genuine engine fuel injection pump mounting O-ring Thermo King 33-1953 for Yanmar 482 and 486 transport diesel lines. Durable oil-resistant injection pump round sealing flange ring compatible with Thermo King SB-310, SL-200e, and SLX-400 trailer refrigeration platforms.
thermo king 33-1953, buy injection pump o-ring thermo king, fuel pump flange seal ring yanmar 486, reefer fuel system parts, trailer unit pump repair, genuine thermo king o-rings
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Tags: Engine / Repair Parts CT 4.134TV / Thermo King SLX / SLXe / SLXi
