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 5985-00-758-4548
NSN 5925-00-026-4781
NSN 5905-01-053-2744
NSN 6620-01-507-5283
NSN 6240-01-160-7430
NSN 7035-00-079-7189
NSN 6685-01-580-0311
NSN 5945-00-834-7865
NSN 6145-01-502-3311
NSN 5985-01-465-8059
NSN 5930-00-722-8032
NSN 5905-00-468-6051