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 5905-00-928-3233
NSN 6685-00-826-6191
NSN 6620-01-144-8609
NSN 5895-00-894-4860
NSN 6145-00-452-4501
NSN 6150-01-647-5342
NSN 6620-00-811-7614
NSN 5945-01-165-3066
NSN 6320-01-078-8257
NSN 5950-01-318-8751
NSN 6145-01-401-3713
NSN 6645-01-137-7974