TRIUMPH PART NUMBERS ARE 97-3894 FOR THE SCREW & 97-3893 FOR THE WASHER.
Triumph T100 T140 T120 Clutch Plate set 57-1362, 57-1363
TRIUMPH T100 T140 BONNEVILLE TR7 OIL PUMP CONICAL NUTS WASHERS UK MADE - 21-1906
TRIUMPH T100 T120 T140 TR6/7 1/4" BSP RESERVE PETROL TAPS CUSTOM 83-2800 83-2801
TRIUMPH T100 T120 T140 PAIR TAPPET GUIDE BLOCKS 70-9352/3 UK MADE 1969 TO 1979
TRIUMPH T100 T120 T140 INLET TAPPET GUIDE BLOCK 70-9352 UK MADE 1969 TO 1979
71.2370 PRV BSA A7/A10/A50/A65/Triumph T120/T140/T100 SRM-71.2370