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 5920-01-046-7033
NSN 2925-01-649-7543
NSN 6645-01-526-8782
NSN 6320-01-506-9439
NSN 6105-01-053-7837
NSN 6240-01-450-5541
NSN 5910-00-557-0923
NSN 6685-00-008-3349
NSN 5975-01-210-2276
NSN 5998-00-881-2183
NSN 6650-01-014-5990
NSN 6650-00-336-4828