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 5985-01-501-6184
NSN 2925-00-066-9700
NSN 6240-01-306-0069
NSN 6130-01-367-3988
NSN 5835-00-949-0738
NSN 5920-01-589-9771
NSN 6620-00-833-6786
NSN 7035-00-368-0444
NSN 5925-00-008-4413
NSN 2925-01-440-9912
NSN 5835-00-498-8189
NSN 6110-01-644-8133