GEMCO website logo
GEMCO is a hydraulic system products factory integrating R&D, production, wholesale and sales. It provides the production, testing and delivery of high pressure ball valves hydraulic hoses assembly, quick coupling, connectors, assemblies and other industrial partes for various hydraulic demand fields domestic and abroad. One-stop service with high quality and fast delivery is available.
| PartNumber 55 Series |
PartNumber 58 Series |
ThreadSizeinch | Hose I.D. inch |
Hose l.D. mm |
A inch |
A mm |
Cutoff Allow inch |
CutoffAllow mm |
E inch |
E mm |
H inch |
J inch |
| 2J455-B-4-3 2J455-B-4-4 2J455-B-5-4 |
– 2J458-B-4-4 – |
7/16-20 7/16-20 1/2-20 |
3/16 1/4 1/4 |
5 6 6 |
2.49 2.49 2.49 |
63 63 63 |
1-1/2 1-1/2 1-1/2 |
38 38 38 |
0.33 0.33 0.36 |
8 8 9 |
9/16 5/8 5/8 |
9/16 9/16 5/8 |
| 2J455-B-6-5 2J455-B-6-6* 2J455-B-8-6* |
– 2J458-B-6-6 2J458-B-8-6 |
9/16-18 9/16-18 3/4-16 |
5/16 3/8 3/8 |
8 10 10 |
2.73 2.91 3.18 |
69 74 81 |
1-9/16 1-9/16 1-13/16 |
40 40 46 |
0.39 0.39 0.55 |
10 10 14 |
5/8 3/4 3/4 |
11/16 11/16 7/8 |
| 2J455-B-8-8* 2J455-B-10-8 – |
2J458-B-8-8* 2J458-B-10-8 2J458-B-10-10 |
3/4-16 7/8-14 7/8-14 |
1/2 1/2 5/8 |
13 13 16 |
3.37 3.42 3.44 |
86 87 87 |
1-13/16 1-7/8 1-3/4 |
46 48 44 |
0.55 0.63 0.64 |
14 16 16 |
7/8 7/8 1-1/16 |
7/8 1 1 |
| 2J455-B-12-12 2J455-B-16-16 |
2J458-B-12-12 2J458-B-16-16 |
1-1/16-12 1-5/16-12 |
3/4 1 |
19 25 |
4.05 4.57 |
103 116 |
2-3/8 2-5/16 |
60 59 |
0.78 0.89 |
20 23 |
1-1/8 1-3/8 |
1-1/4 1-1/2 |
