This is a Cub cadet Seal spacer RG-477297. It fits 

Cub Cadet 1572 (148-710-100, 147-710-100) - Cub Cadet Garden Tractor (SN: 756300 - 799999) - Steering Column
Cub Cadet 1772 (149-711-100) - Cub Cadet Garden Tractor (SN: 756300 - 799999) - Steering Column
Cub Cadet 1782 (140-712-100, 141-712-100) - Cub Cadet Garden Tractor (SN: 800000 - 821059) - Power Steering Box Assembly
Cub Cadet 1782 (142-714-100, 144-714-100, 145-714-100, 146-714-100, 143-714-100) - Cub Cadet Garden Tractor (SN: 821060 - 889000) - Power Steering Box Assembly
Cub Cadet 1862 (140-681-100, 141-681-100) - Cub Cadet Garden Tractor (SN: 800,000 - 821,059) - Power Steering Box Assembly
Cub Cadet 1862 (142-683-100) - Cub Cadet Garden Tractor (SN: 821,060 - 836,000) - Power Steering Box Assembly
Cub Cadet 1864 (144-684-100, 145-684-100, 143-684-100) - Cub Cadet Garden Tractor (SN: 836,001 - 880,000) - Power Steering Box Assembly
Cub Cadet 1864 (14A-684-100, 146-684-100) - Cub Cadet Garden Tractor (SN: 880,001 - 899,000) - Power Steering Box Assembly
Cub Cadet 2072 - Cub Cadet Garden Tractor (SN: 756,300 - 799,999 - Steering Column
Cub Cadet 1872 - Cub Cadet Garden Tractor (SN: 756,300 - 799,999 - Steering Column
Cub Cadet 1882 (140-721-100, 141-721-100) - Cub Cadet Garden Tractor (SN: 800,000 - 821,059) - Power Steering Box Assembly
Cub Cadet 2072 - Cub Cadet Garden Tractor (SN: 756,300 - 799,999) - Steering Column
Cub Cadet 2082 (140-731-100, 141-731-100) - Cub Cadet Garden Tractor (SN: 800,000 - 821,059) - Power Steering Box Assembly
Cub Cadet 2082 (142-732-100) - Cub Cadet Garden Tractor (SN: 821,060 - 836,000) - Power Steering Box Assembly
Cub Cadet 2084 (143-733-100, 144-733-100) - Cub Cadet Garden Tractor (SN: 836,000 - 864,500) - Power Steering Box Assembly
Cub Cadet 2086 (14A-735-100, 146-735-100) - Cub Cadet Garden Tractor (SN: 880,001 - 899,000) - Power Steering Box Assembly
Cub Cadet 2182 (140-741-100) - Cub Cadet Garden Tractor (SN: 800,000 - 816,535) - Power Steering Box Assembly
Cub Cadet 2182 (141-741-100) - Cub Cadet Garden Tractor (SN: 816,536 - 821,059) - Power Steering Box Assembly
Cub Cadet 2182 (143-743-100, 144-743-100, 142-743-100, 145-743-100) - Cub Cadet Garden Tractor (SN: 821,060 - 880,000) - Power Steering Box Assembly
Cub Cadet 2284 (14A-734-100, 146-734-100, 145-734-100) - Cub Cadet Garden Tractor (SN: 864,501 - 899,000) - Power Steering Box Assembly