SM LR capacitors

[Twophones]

The service manual for my X-7 show a number of capacitors with ‘SM’ or ‘LR’ in the column where I would expect to see the tolerance percentage. Can anyone tell me what these codes mean?

 

[-mjk-]

This may be of some help:

Capacitor Series - Caps Wiki

caps.wiki

 

[Twophones]

That was helpful. Thank you!