Afa Industries AFA Industries Seal O-Ring 2S2251 Part No: 2S2251
$1.86
The AFA Industries O‑ring 2S2251 conforms to Cat OEM part 2S‑2251. With inside diameter ~5.33 mm and outside diameter ~43.82 mm, this silicone (Shore 70A) O‑ring seals injector tube assemblies, hydraulic fittings, or static joints. Engineered to sustain elevated temperatures and resist fuel/oil exposure, it ensures leak-free service in Cat® engine systems.
Specifications
The AFA Industries 2S2251 Seal O‑Ring is designed as a precise aftermarket equivalent to Caterpillar® OEM part 2S‑2251, supporting secure static sealing in injector ports or hydraulic assemblies on Cat engines. According to Cat’s official spec sheet, it measures 5.33 mm inner diameter and 43.82 mm outer diameter with Shore 70A silicone compound for heat resistance and dimensional stability. Lightweight (~0.01 lb), this ring excels in high-temperature, high-pressure environments, providing OEM-level sealing performance. It’s ideal for engine rebuilds or field service on Cat systems requiring the exact 2S2251 specification.
Weight
0.01
Compatibility
Alternative Part Numbers
- AFA 2S2251
- Caterpillar 2S‑2251
Related Parts
Afa Industries
Part No: A4352144
$474.27
View Part