M300 Retainer Ring
| Part Number | D GROOVE WIDTH | F THROAT DIAMETER | G HOUSING DIAMETER |
| M300-28 M300-30 M300-32 M300-42 M300-45 M300-47 M300-48 M300-50 M300-52 M300-55 M300-60 M300-62 M300-65 M300-70 M300-72 M300-75 M300-80 M300-82 M300-130 | 1.30 +0.15 +0.00 1.30 +0.15 +0.00 1.30 +0.15 +0.00 1.85 +0.15 +0.00 1.85 +0.15 +0.00 1.85 +0.15 +0.00 1.85 +0.15 +0.00 2.16 +0.15 +0.00 2.16 +0.15 +0.00 2.16 +0.15 +0.00 2.16 +0.15 +0.00 2.16 +0.15 +0.00 2.64 +0.15 +0.00 2.64 +0.15 +0.00 2.64 +0.15 +0.00 2.65 +0.14 -0.01 2.64 +0.15 +0.00 2.64 +0.15 +0.00 4.14 +0.18 +0.00 | 28.00 30.00 32.00 42.00 45.00 47.00 48.00 50.00 52.00 55.00 60.00 62.00 65.00 70.00 72.00 75.00 80.00 82.00 130.00 | 29.39 +0.20 +0.0 31.39 +0.25 +0.0 33.71 +0.25 +0.0 44.50 +0.25 +0.0 47.50 +0.25 +0.0 49.50 +0.25 +0.0 50.50 +0.30 +0.0 53.01 +0.30 +0.0 54.99 +0.30 +0.0 57.99 +0.30 +0.0 62.99 +0.30 +0.0 65.00 +0.30 +0.0 68.00 +0.30 +0.0 73.00 +0.30 +0.0 75.01 +0.30 +0.0 78.00 +0.30 +0.0 83.49 +0.36 +0.0 85.50 +0.36 +0.0 134.01 +0.64 +0.0 |