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 6685-01-128-0174
NSN 5920-01-378-8924
NSN 5985-01-571-1037
NSN 6645-01-648-2115
NSN 6685-01-264-2418
NSN 5975-01-462-0700
NSN 5945-01-406-4352
NSN 5985-01-625-5353
NSN 5996-00-915-3164
NSN 5915-01-453-6152
NSN 5855-01-110-9564
NSN 5950-01-123-8992