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 5945-01-582-8644
NSN 6320-01-539-4789
NSN 6130-01-036-0476
NSN 6240-01-285-0264
NSN 5990-01-354-8965
NSN 5855-00-941-3037
NSN 6240-01-609-3662
NSN 5950-01-435-6354
NSN 6130-01-241-3754
NSN 6620-01-306-9465
NSN 6320-00-593-0379
NSN 5905-01-169-4603