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O-ring sizes

Fly

Platinum Member
Jan 25, 2002
897
39
53
This should cover DM4/5/C and pretty much PM5/6
DM6's use a couple of different sizes on the bolt but KOHI has covered them:)
oringchart1.JPG
 

Rabies

Trogdor!
Jul 1, 2002
1,344
8
63
London, UK
Promaster (Buna-N 70 durometer unless specified):

006 - LPR return in vertical adapter
010 - Ram piston, vertical adapter outlet
015 - Ram end cap
015 UR90 - HPR and LPR piston, LPR adjuster, ASA
016 - Valve body, LPR inner seal
019 - LPR outer seal
020 - HPR upper seal