Replaces OEM #: AYP: 47721

Echo: 12318110860, 12318139130, 3801081330, 5213001400

Homelite: 01183, 1183, 300780002, 308088001

Husqvarna: 503936601, 530047721

Makita: 168398-2

MTD: 753-1185, 791-180000B, 791-181558, 791-181801, 791-683974, 791-683974B, 791-BQ03241

Poulan: 530047721

Red Max: 530047721

Ryobi: 683974, 791-683974 B

Stihl: 4130 350 6200

Tanaka: 6685139

Walbro: 188-512, 188-512-1