Reinforced E-Ring retaining rings - External (3EM1)

Standard ANSI B27.8M-1978
Description Reinforced E-Ring retaining rings - external 3EM1, for shaft diameter 4 mm
Part number 3EM1-4
Product selection
Selector S - Shaft Diameter (mm) S - Shaft Diameter (inch) 3EM1 - Ring Series and Size No. D - Free Diameter (mm) t - Standard Thickness All materials and finishes (mm) Y nom - Outer Diameter (mm) E nom - Large Section (mm) G - Groove Diameter (mm) W - Groove Width (mm) d ref - Groove Depth (mm) Z min - Edge Margin (mm)
1 4 0.157 3EM1-4 2.9 0.6 8.5 1.5 3 0.7 0.5 1
2 5 0.197 3EM1-5 3.65 0.6 9.5 1.9 3.85 0.7 0.57 1.1
3 6 0.236 3EM1-6 4.65 0.6 11.35 2.2 4.85 0.7 0.57 1.1
4 7 0.276 3EM1-7 5.2 0.6 13.1 2.5 5.4 0.7 0.8 1.6
5 8 0.315 3EM1-8 6.15 0.6 14.95 2.7 6.4 0.7 0.8 1.6
6 9 0.354 3EM1-9 6.75 0.9 15.7 2.8 7.1 1 0.95 1.9
7 10 0.394 3EM1-10 7.45 0.9 16.75 3 7.8 1 1.1 2.2
8 11 0.433 3EM1-11 8.45 0.9 18.95 3.4 8.8 1 1.1 2.2
9 12 0.472 3EM1-12 9.1 1.1 19.6 3.5 9.5 1.2 1.25 2.5
10 13 0.512 3EM1-13 9.8 1.1 20.55 3.6 10.2 1.2 1.4 2.8
11 14 0.551 3EM1-14 10.9 1.1 22.1 3.8 11.2 1.2 1.4 2.8
12 15 0.591 3EM1-15 11.5 1.1 23.2 3.9 11.8 1.2 1.6 3.2
S - Shaft Diameter (mm)
S - Shaft Diameter (inch)
3EM1 - Ring Series and Size No.
D - Free Diameter (mm)
t - Standard Thickness All materials and finishes (mm)
Y nom - Outer Diameter (mm)
E nom - Large Section (mm)
G - Groove Diameter (mm)
W - Groove Width (mm)
d ref - Groove Depth (mm)
Z min - Edge Margin (mm)