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 5975-00-529-3835
NSN 5895-00-690-9624
NSN 6240-01-457-4790
NSN 5985-01-385-8914
NSN 5996-00-003-6204
NSN 6135-00-756-6149
NSN 5999-00-502-7072
NSN 5935-00-439-4401
NSN 6645-00-759-3962
NSN 6685-01-551-9956
NSN 5950-01-623-7399
NSN 5975-01-176-2515