Od is 4.500 in
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6150-01-569-4137
NSN 6620-01-474-4951
NSN 6320-00-284-1524
NSN 5935-01-310-1995
NSN 5925-01-045-2932
NSN 6240-00-275-1950
NSN 2925-01-243-0328
NSN 6150-00-294-6461
NSN 6620-00-267-5273
NSN 5835-00-463-6699
NSN 6105-01-264-4059
NSN 5835-00-034-4976