Fuel Cap / Husqvarna 537 21 52-02Pack Size:1Husqvarna 501 81 96-02, Husqvarna 501 81 96-01, Husqvarna 530 07 12-66, Husqvarna 537 21 52-02, Poulan 530-071266, Poulan 501-819602Laser 44168, Laser 40801, Laser 44169, NHC 203-7608, Rotary 9562, Sunbelt HU-04, Sunbelt HU-35, Tilton TM550151Husqvarna Rancher 455; Poulan 234, 238 and 365 chainsaws Not compatible with greater than 10% ethanol fuel, Old style