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 4140-00-660-8699
NSN 7035-00-570-4100
NSN 6645-00-991-8704
NSN 5998-01-421-4170
NSN 5996-01-432-0117
NSN 5855-01-254-3110
NSN 5930-01-349-8972
NSN 5965-00-378-3403
NSN 5945-01-100-3422
NSN 6685-01-239-2346
NSN 5945-01-221-1715
NSN 6645-01-196-6277