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 5910-01-367-1788
NSN 6145-00-153-2818
NSN 6145-00-204-5992
NSN 5925-01-243-9177
NSN 6145-00-565-9560
NSN 5915-01-271-3028
NSN 5925-01-648-0092
NSN 6240-00-635-9953
NSN 5835-00-624-1548
NSN 6145-01-142-1603
NSN 5920-01-148-9193
NSN 6130-01-340-5272