Johnson 0.2173.432 replacement O-ring replaces Johnson 05-06-513 O-ring seals and is suitable for Johnson engine cooling pumps:

F35B pumps (10-24638-01), F35B-8 pumps (10-24569-01, 10-24569-13 & 10-35038-1), F35B-9/F35B-903 pumps (10-24178-3), F35B-902 pumps (10-24707-01)

F4B-8 pumps (10-24074-1, 10-24570-01 & 10-24570-13), F4B-9 pumps (10-24734-01 & 10-36006-01), F4B-902 pumps (10-24509-02), F4B-903 pumps (10-24509-01)

Dimensions: 11.3mm x 2.4mm. Made of NBR70 rubber.