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 5905-01-367-9518
NSN 5985-00-236-4476
NSN 5930-01-508-7499
NSN 6620-00-613-3023
NSN 6320-01-631-7828
NSN 6685-00-234-4283
NSN 5960-01-399-4327
NSN 6320-01-592-6248
NSN 6110-01-090-0804
NSN 6105-01-471-3763
NSN 6110-01-052-0925
NSN 6145-01-559-5810