Note: This drawing illustrates one groove used on sockets 1/2″ and smaller. Sizes 9/16″-1-1/2 have two grooves. Sizes 1-5/8″ and larger have three grooves.

Tolerances: Dimensions under 4″, plus or minus 1/8″, over 4″ plus or minus 1/4″. “U”, “W”, “L”, and “N” are minimum dimensions.

wire rope spelter sockets diagram

STANDARD OPEN WIRE ROPE SOCKETS

Dimensions in Inches
Meets Federal Specifications RR-S-550D

Rope Diam.
A
J
K
M
N
O
P
Q
U
V
Y
Length
D Diam.
Cotter Pin Size
Weight ea. (lbs)
1/4
49/16
21/4
3/4
19/16
3/4
29/32
19/16
3/8
11/16
5/16
15/16
13/4
11/16
3/16
1.1
5/16 - 3/8
47/8
21/4
13/16
13/4
7/8
13/16
111/16
1/2
13/16
7/16
11/2
21/16
13/16
3/16
1.3
7/16 - 1/2
59/16
21/2
1
2
11/16
1
17/8
9/16
15/16
1/2
17/8
27/16
1
3/16
2.3
9/16 - 5/8
63/4
3
11/4
21/2
11/4
11/4
21/4
11/16
11/8
5/8
21/4
27/8
13/16
1/4
3.8
3/4
715/16
31/2
1-1/2
3
1-7/16
1-1/2
2-5/8
13/16
1-1/4
3/4
2-5/8
3-1/4
1-3/8
1/4
6
7/8
91/4
4
1-3/4
3-1/2
1-3/4
1-3/4
3-1/8
15/16
1-1/2
7/8
3-1/8
3-7/8
1-5/8
5/16
10
1
109/16
41/2
2
4
2-1/16
2
3-5/8
1-1/8
1-3/4
7/8
3-3/4
4-1/2
2
3/8
15.5
11/8
1113/16
51/16
2-3/8
4-1/2
2-5/16
2-1/4
4
1-1/4
2
1
4-1/8
5
2-1/4
3/8
22
11/4 - 13/8
133/16
51/2
2-3/4
5
2-11/16
2-1/2
4-3/4
1-1/2
2-1/4
1-1/8
4-3/4
5-5/8
2-1/2
3/8
32
11/2
151/8
6
3
6
31/8
3
51/4
15/8
23/4
11/4
53/8
63/8
23/4
1/2
46
15/8
161/4
61/2
31/4
61/2
31/4
3
51/2
13/4
3
115/16
3
65/8
3
1/2
55
13/4 - 17/8
181/4
71/2
35/8
7
33/4
31/2
63/8
2
31/8
19/16
61/2
75/8
31/2
1/2
85
2 - 21/8
211/2
81/2
41/4
9
4
4
73/8
21/4
33/4
113/16
7
83/4
33/4
1/2
125
21/4 - 23/8
231/2
9
43/8
10
41/2
41/2
81/4
21/2
4
21/4
73/4
10
41/4
1/2
165
21/2 - 25/8
251/2
93/4
4-5/8
10-3/4
5
5
9-1/4
2-7/8
4-1/2
2-3/8
8-1/2
11
4-3/4
1/2
252
23/4 - 27/8
271/4
11
47/8
11
51/4
51/4
103/4
31/8
47/8
27/8
9
12
5
5/8
315
3 - 31/8
29
12
51/4
111/4
53/4
53/4
111/2
33/8
51/4
3
91/2
123/4
51/4
5/8
380
31/4 - 33/8
307/8
13
53/4
113/4
61/8
61/4
121/4
35/8
53/4
31/8
10
131/2
51/2
3/4
435
31/2 - 35/8
331/4
14
61/4
121/2
63/4
63/4
13
37/8
61/2
31/4
103/4
141/4
6
3/4
563
33/4 - 4
361/4
15
7
131/2
73/4
71/2
141/2
43/8
71/4
31/2
121/2
151/2
7
3/4
785
41/4 - 41/2
391/2
16
73/4
143/4
83/4
81/4
151/2
47/8
73/4
33/4
131/2
167/8
71/4
3/4
895
43/4 - 5
421/2
17
81/2
16
91/4
9
161/2
53/8
81/4
4
141/2
181/8
71/2
3/4
960
51/4 - 51/2
45
18
91/4
17
10
93/4
17
57/8
83/4
41/4
151/2
193/8
8
3/4
1190
53/4 - 6
48
19
10
18
11
101/2
18
63/8
91/4
41/2
161/2
205/8
81/2
3/4
1345

Larger sizes available upon request.