Od is 4.500 in
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 5855-01-543-8175
NSN 6320-01-033-6624
NSN 2925-01-270-1124
NSN 5996-01-285-0002
NSN 2925-00-163-9016
NSN 5920-01-579-1652
NSN 5935-01-346-4535
NSN 6145-01-343-9854
NSN 6145-00-296-0085
NSN 6220-00-233-7436
NSN 5895-00-113-7209
NSN 4140-01-352-0568