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 5905-01-088-9535
NSN 6320-01-582-6668
NSN 6135-00-756-6149
NSN 5996-01-367-2081
NSN 5925-00-502-7426
NSN 7035-00-368-0444
NSN 5915-00-353-0853
NSN 2925-00-759-5465
NSN 6130-01-076-7362
NSN 5930-01-010-1861
NSN 6685-00-490-0599
NSN 5925-01-092-6395