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 5960-00-553-7338
NSN 6610-01-318-6713
NSN 5950-00-362-5661
NSN 6645-00-061-1885
NSN 5920-01-536-9253
NSN 5990-01-281-3120
NSN 6650-01-145-5663
NSN 6130-01-286-6712
NSN 7035-01-049-6776
NSN 5925-00-492-6228
NSN 6240-00-168-0411
NSN 6320-01-342-5195