4 inches od x 1 inch thick, 2 pieces
No other part numbers with same form, fit, and function found.
NSN 5996-01-436-6592
NSN 5925-01-235-6499
NSN 6220-01-242-2306
NSN 5855-00-879-5849
NSN 5996-01-175-7881
NSN 5910-00-728-9340
NSN 5985-01-430-3449
NSN 6685-01-347-8658
NSN 5999-00-825-7350
NSN 6135-01-384-5906
NSN 5935-00-551-1792
NSN 6135-00-452-2266