Manufacturer Part Number
5012533, 223-3637, 304-9991, 353-7137, 385-0937, 20R-0178, BA-921, 5011427, 5012531, 5012532, 2233637, 3049991, 3537137, 3850937, 20R0178, BA921, 801463, K020283, K020284, K020285, K048941, K048942, K048943, K066812, K066832, K066838, Cat
Interchange Part Number
253-1736, 255-4160, 353-7136, 385-0936, 20R-0177, 5014428, 5011441, 5012459, 5012464, 5012510, 5014177, 5014180, 5014235, 5014236, 5014401, 5014402, 5014427, 801465, 801798, 801826, K048938, K048939, K048940, K056647, K056649, K066811, K066831, K066837, for Caterpillar / BA-921 / 5012533
🔧 OE & OEM Part Numbers
5012533, 223-3637, 304-9991, 353-7137, 385-0937, 20R-0178, BA-921, 5011427, 5012531, 5012532
2233637, 3049991, 3537137, 3850937, 20R0178, BA921, 801463, K020283, K020284, K020285
K048941, K048942, K048943, K066812, K066832, K066838, 223-3636, 253-1736, 255-4160
353-7136, 385-0936, 20R-0177, 5014428, 5011441, 5012459, 5012464, 5012510, 5014177
5014180, 5014235, 5014236, 5014401, 5014402, 5014427, 801465, 801798, 801826
K048938, K048939, K048940, K056647, K056649, K066811, K066831, K066837
✅ Compatible Equipment
Direct replacement for Caterpillar models, corresponding to OEM numbers BA-921 and 5012533...
📦 Package Included
1 x Air Compressor Cylinder Head (consistent with the product images shown)