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 5999-01-457-4737
NSN 5910-01-266-1996
NSN 6685-01-326-7020
NSN 5925-00-691-2434
NSN 5895-01-227-4521
NSN 5855-01-502-6414
NSN 6645-00-071-2200
NSN 5975-00-151-4097
NSN 6110-00-570-9932
NSN 6685-00-816-8838
NSN 5930-01-153-2667
NSN 5965-01-492-9344