MTD Spring Bell Washer No. 736-0270. This is an origional MTD part that replaces MTD part numbers 7360270, 753-05555, GW-7360270, IH-106405-C1 and 936-0270.
Troy Bilt Torsion Spring No. 732-04840. This is an original equipment torsion deck spring. Size .992 ID X 1.17 OD. Replaces part numbers 732 04840 and 73204840