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 6685-01-398-9807
NSN 4140-01-151-2937
NSN 5975-00-839-6277
NSN 5950-00-161-9438
NSN 4140-01-272-4041
NSN 6650-01-058-0049
NSN 5935-00-727-6579
NSN 5855-00-256-5562
NSN 5930-00-222-4721
NSN 6645-01-477-9292
NSN 6320-00-456-0836
NSN 5945-00-079-3461