UJD83301 Seat Counterbalance Spring---Replaces R31260

Replaces number R31260, JDS3223

Fits: 2510, 2520, 3010, 3020, 4000, 4010, 4020, 4030 (up to SN: 6754), 4230 (up to SN: 13095)
4320, 4430 (up to SN: 17730), 4520, 4620, 4630 (up to SN: 7055), 5010, 5020, 600 (Industrial)
6030, 7020 (up to SN: 3157), 7520 (up to SN: 3074);