Rotary 3037. FITS HUSQVARNA MODELS: 61 RANCHER, 162, 181, 266, 268 & 272.

Replaces:
HUSQVARNA 501 52 04-01 / 501520401
HUSQVARNA 501 52 04-02 / 501520402
OREGON 43-540
PRIME LINE 7-03483
PRIME LINE 7-03490
STENS 625-616
RM 70-10-400, 7010400