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.
NSN 6645-01-562-1351
NSN 6650-01-609-1993
NSN 6645-01-440-8624
NSN 5975-00-833-9596
NSN 6685-01-241-0159
NSN 5985-01-604-1198
NSN 5930-01-105-3930
NSN 5950-01-403-2852
NSN 5960-01-099-9303
NSN 5999-01-413-9180
NSN 2925-01-136-2551
NSN 5950-00-515-5402