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 5835-01-069-8002
NSN 6645-01-542-6159
NSN 6685-01-303-4673
NSN 5985-01-232-3108
NSN 5999-00-079-0772
NSN 6135-01-286-9563
NSN 6320-00-682-3448
NSN 5925-01-329-9472
NSN 6620-00-199-8734
NSN 6150-01-542-6329
NSN 5920-01-099-0963
NSN 5996-01-545-2368