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 6610-01-116-2527
NSN 5975-00-616-4291
NSN 5925-01-431-8886
NSN 5910-01-446-2530
NSN 2925-01-460-1601
NSN 5996-01-051-2097
NSN 5950-01-590-8602
NSN 5998-01-574-4819
NSN 6110-01-200-2558
NSN 6105-00-061-1500
NSN 6135-01-575-8362
NSN 6685-01-474-0313