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 5996-01-467-2177
NSN 6130-01-417-9297
NSN 5920-00-525-7406
NSN 5910-00-116-8844
NSN 2925-01-466-0892
NSN 6130-00-510-4399
NSN 5975-01-281-7692
NSN 6645-01-650-5735
NSN 5945-00-145-9802
NSN 5855-01-143-3183
NSN 6685-01-116-4526
NSN 5998-00-633-5169