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 6650-00-077-0638
NSN 6110-01-534-6435
NSN 2925-00-774-8247
NSN 5965-01-414-4345
NSN 5915-01-048-0588
NSN 5925-01-567-0350
NSN 6110-00-971-2035
NSN 6150-01-623-0770
NSN 5960-01-512-0233
NSN 5905-01-531-9922
NSN 4140-01-217-1511
NSN 6145-00-539-9799