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 5905-01-554-8688
NSN 5895-00-906-1147
NSN 6685-00-673-3909
NSN 5925-00-757-2947
NSN 5895-01-303-8375
NSN 5975-01-631-2957
NSN 6645-00-163-9580
NSN 5960-01-275-7552
NSN 6145-01-072-9251
NSN 5999-00-864-0341
NSN 6135-00-838-7008
NSN 5910-01-263-5000