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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-01-027-1871
NSN 6110-01-501-2359
NSN 5925-01-519-2717
NSN 5930-01-364-1464
NSN 5990-01-539-3493
NSN 5910-00-539-5462
NSN 6240-01-111-3394
NSN 5960-01-312-1262
NSN 5915-01-285-5316
NSN 6685-01-415-5551
NSN 6645-00-930-9356
NSN 5895-01-334-6260