Machinery's Handbook, 31st Edition
RETAINING RINGS
1901
C 1
C 2 K
Ring Expanded over Shaft Ring Seated in Groove Table 4. American National Standard Metric Basic External Series 3AM1 Retaining Rings, Checking and Performance Data ANSI/ASME B27.7-1977 (R2017) Ring Series and Size No. Clearance Dia. Gaging Diameter a Allowable Thrust Loads Sharp Corner Abutment Maximum Allowable Corner Radii and Chamfers Allowable Assembly Speed b Ring Over Shaft Ring in Groove
3AM1
K max.
R max. Ch max.
…
P r c kN
P g d kN 0.2 0.3 0.4 0.7 1.0 1.2 1.5 1.8 2.0 2.2 2.6 3.2 3.5 4.0 4.4 4.9 5.7 6.2 7.0 7.6 8.2 9.2 9.6
C 1
C 2
No.
mm mm
mm 4.90 5.85 6.95 8.05 9.15
mm mm rpm
7.0 8.2 9.1
6.8 7.9 8.8
0.6 1.1 1.4 2.6 3.1 3.5 3.9 4.3 4.7 7.5 8.1 8.7 9.3 9.9
0.35 0.25 0.35 0.25 0.35 0.25 0.45 0.3
70 000 70 000 70 000 60 000 55 000 48 000 42 000 38 000 34 000 31 000 28 000 27 000 25 000 24 000 23 000 21 500 20 000 19 000 18 500 18 000 17 500 17 000 16 500 16 300 15 800 15 000 14 800
− 4 a − 5 a − 6 a
12.3 11.8 13.6 13.0 14.5 13.8 15.5 14.7 16.4 15.6 17.4 16.6 19.7 18.8 20.7 19.7 21.7 20.6 22.7 21.6 23.7 22.6 26.2 25.0 27.2 25.9 28.2 26.8 29.2 27.7 30.3 28.7 31.3 29.6 34.1 32.4 35.1 33.3 36.0 34.2
− 7 − 8 − 9
0.5 0.6 0.7 0.8 0.8 0.9 1.0 1.1 1.1 1.2 1.2 1.2 1.3 1.3 1.3 1.4 1.4 1.5 1.5 1.6 1.6 1.7
0.35 0.35
10.35 11.50 12.60 13.80 15.05 15.60 17.20 18.35 19.35 20.60 21.70 22.65 23.80 24.90 26.00 27.15 28.10 29.25 30.35 31.45
0.4
− 10 − 11 − 12 − 13 − 14 − 15 − 16 − 17 − 18 − 19 − 20 − 21 − 22 − 23 − 24 − 25 − 26 − 27 − 28 − 30 − 32
0.75 0.45
0.45
0.5 0.5 0.6 0.6 0.6 0.7 0.7 0.7 0.7 0.8 0.8 0.8 0.8 0.9 0.9 1.0 1.0 1.0
16.0 16.9 17.8 18.6 19.6 20.5 21.4 22.3 23.2
37.8 38.8 40.8 42.8
35.9 36.9 38.8 40.7
28.4 28.4 31.6 33.6
10.3 11.0 12.3 14.1
33.6 35.9
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