UT0243A — Air filter by UNITRUCK. Designed for CATERPILLAR equipment. Outer diameter 237, inner diameter 131, height 344. This filter cross-references 131-8822, 9-304-100217, AT316334, 450159A1, HF 5021, RS3736, P536457, HP 2535, RA6023, AF25589 (17 cross-references in total).