O'Ring - 3/16 x 2 3/4 (Material: Nitrile Rubber 70° shore hardness. For general use at temperatures: -40°C to +135°C.)
Massey Ferguson
1200
1250
158
168
175
178
185
188
285 (FR)
30
30B
30D
375E Brazilian
390E Brazilian
40
40B
40E
50
50C
50E
50EX
565
575
590
675
690
698
699
265
275
290
698T