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 5975-01-156-5722
NSN 6110-01-370-3803
NSN 5985-01-411-6502
NSN 6650-00-830-7006
NSN 5915-01-149-7002
NSN 6130-00-931-8179
NSN 5935-00-661-0825
NSN 6150-00-591-2002
NSN 6650-01-046-7795
NSN 6110-00-304-6636
NSN 5996-01-315-6032
NSN 7035-01-048-2813