RU03 - Loaded U-Cup | Interstate Seal Company

The RU03 rod seal is a symmetrical rod seal with an o-ring loader. The loaded sealing lip offers great sealing at low pressures with excellent film breaking capability for an oil tight system. The RU03 jacket and loader can be made from various materials to handle many applications.


R-Rod Ø (inch)	G-Groove Ø (inch)	L Groove Width	T-Throat Ø (inch)	H-Height, Seal-Ref. (inch)
0.219	0.469	0.248	0.220	0.225
0.250	0.500	0.206	0.251	0.187
0.312	0.562	0.206	0.313	0.187
0.375	0.625	0.206	0.376	0.187
0.437	0.687	0.138	0.438	0.125
0.437	0.687	0.206	0.438	0.187
0.500	0.687	0.172	0.501	0.156
0.500	0.750	0.206	0.501	0.187
0.500	0.750	0.275	0.501	0.250
0.500	1.000	0.413	0.501	0.375
0.562	0.812	0.275	0.563	0.250
0.625	0.875	0.275	0.626	0.250
0.625	1.000	0.303	0.626	0.275
0.625	1.000	0.343	0.626	0.312
0.687	1.062	0.206	0.626	0.187
0.750	1.000	0.275	0.751	0.250
0.750	1.125	0.275	0.751	0.250
0.750	1.125	0.343	0.751	0.312
0.812	1.187	0.206	0.813	0.187
0.812	1.187	0.275	0.813	0.250
0.875	1.125	0.275	0.876	0.250
0.875	1.250	0.275	0.876	0.250
0.937	1.312	0.343	0.938	0.312
1.000	1.250	0.206	1.001	0.187
1.000	1.250	0.275	1.001	0.250
1.000	1.312	0.241	1.001	0.219
1.000	1.312	0.275	1.001	0.250
1.000	1.375	0.275	1.001	0.250
1.000	1.375	0.343	1.001	0.312
1.000	1.500	0.275	1.001	0.250
1.000	1.500	0.413	1.001	0.375
1.125	1.375	0.138	1.126	0.125
1.125	1.375	0.275	1.126	0.250
1.125	1.500	0.275	1.126	0.250
1.125	1.500	0.343	1.126	0.312
1.125	1.500	0.413	1.126	0.375
1.125	1.625	0.413	1.126	0.375
1.187	1.562	0.343	1.188	0.312
1.250	1.500	0.275	1.251	0.250
1.250	1.562	0.240	1.251	0.218
1.250	1.625	0.275	1.251	0.250
1.250	1.625	0.343	1.251	0.312
1.250	1.625	0.413	1.251	0.375
1.250	1.750	0.413	1.251	0.375
1.375	1.625	0.206	1.376	0.187
1.375	1.625	0.275	1.376	0.250
1.375	1.687	0.241	1.376	0.219
1.375	1.687	0.275	1.376	0.250
1.375	1.687	0.343	1.376	0.312
1.375	1.750	0.275	1.376	0.250
1.375	1.750	0.343	1.376	0.312
1.375	1.875	0.413	1.376	0.375
1.500	1.750	0.206	1.501	0.187
1.500	1.750	0.275	1.501	0.250
1.500	1.875	0.275	1.501	0.250
1.500	1.875	0.309	1.501	0.281
1.500	1.875	0.343	1.501	0.312
1.500	1.875	0.413	1.501	0.375
1.500	2.000	0.343	1.501	0.312
1.500	2.000	0.413	1.501	0.375
1.562	1.937	0.343	1.563	0.312
1.625	2.000	0.309	1.626	0.281
1.625	2.000	0.413	1.626	0.375
1.625	2.125	0.413	1.626	0.375
1.750	2.125	0.275	1.751	0.250
1.750	2.125	0.343	1.751	0.312
1.750	2.125	0.413	1.751	0.375
1.750	2.250	0.413	1.751	0.375
1.750	2.375	0.550	1.752	0.500
1.875	2.250	0.343	1.876	0.312
1.875	2.250	0.413	1.876	0.375
2.000	2.250	0.206	2.001	0.187
2.000	2.375	0.275	2.001	0.250
2.000	2.375	0.309	2.001	0.281
2.000	2.375	0.343	2.001	0.312
2.000	2.375	0.413	2.001	0.375
2.000	2.500	0.413	2.001	0.375
2.000	2.625	0.550	2.002	0.500
2.125	2.500	0.413	2.126	0.375
2.125	2.625	0.413	2.126	0.375
2.250	2.625	0.206	2.251	0.187
2.250	2.625	0.309	2.251	0.281
2.250	2.625	0.343	2.251	0.312
2.250	2.625	0.413	2.251	0.375
2.250	2.750	0.413	2.251	0.375
2.250	2.875	0.413	2.252	0.375
2.250	2.875	0.550	2.252	0.500
2.250	2.875	0.877	2.252	0.797
2.375	2.875	0.413	2.376	0.375
2.500	2.875	0.413	2.501	0.375
2.500	2.937	0.309	2.501	0.281
2.500	2.937	0.343	2.501	0.312
2.500	2.937	0.413	2.501	0.375
2.500	3.000	0.413	2.501	0.375
2.500	3.125	0.550	2.502	0.500
2.625	3.000	0.413	2.626	0.375
2.625	3.125	0.413	2.626	0.375
2.750	3.125	0.309	2.751	0.281
2.750	3.250	0.413	2.751	0.375
2.750	3.375	0.550	2.752	0.500
2.750	3.500	0.688	2.752	0.625
2.875	3.250	0.206	2.876	0.187
2.875	3.250	0.413	2.876	0.375
2.875	3.375	0.413	2.876	0.375
3.000	3.375	0.309	3.001	0.281
3.000	3.375	0.413	3.001	0.375
3.000	3.437	0.309	3.001	0.281
3.000	3.500	0.413	3.001	0.375
3.000	3.625	0.550	3.002	0.500
3.000	3.750	0.550	3.002	0.500
3.000	3.750	0.688	3.002	0.625
3.250	3.625	0.413	3.251	0.375
3.250	3.750	0.413	3.251	0.375
3.500	3.875	0.309	3.501	0.281
3.500	3.875	0.413	3.501	0.375
3.500	4.000	0.343	3.501	0.312
3.500	4.000	0.413	3.501	0.375
3.500	4.125	0.550	3.502	0.500
3.500	4.250	0.550	3.502	0.500
3.500	4.250	0.688	3.502	0.625
3.750	4.250	0.413	3.751	0.375
3.750	4.375	0.550	3.752	0.500
3.875	4.250	0.343	3.876	0.312
3.875	4.750	0.825	3.877	0.750
4.000	4.375	0.413	4.001	0.375
4.000	4.500	0.343	4.001	0.312
4.000	4.500	0.413	4.001	0.375
4.000	4.500	0.618	4.001	0.562
4.000	4.625	0.413	4.002	0.375
4.000	4.750	0.688	4.002	0.625
4.250	4.625	0.309	4.251	0.281
4.250	4.750	0.413	4.251	0.375
4.250	4.750	0.618	4.251	0.562
4.250	5.000	0.688	4.252	0.625
4.250	5.000	0.784	4.252	0.713
4.500	5.000	0.343	4.501	0.312
4.500	5.000	0.413	4.501	0.375
4.500	5.125	0.413	4.502	0.375
4.500	5.125	0.550	4.502	0.500
4.500	5.250	0.688	4.502	0.625
4.625	5.250	0.688	4.627	0.625
4.750	5.375	0.550	4.752	0.500
4.750	5.625	0.825	4.752	0.750
5.000	5.375	0.309	5.001	0.281
5.000	5.375	0.413	5.001	0.375
5.000	5.500	0.413	5.001	0.375
5.000	5.500	0.618	5.001	0.562
5.000	5.500	0.792	5.001	0.720
5.000	5.562	0.378	5.001	0.344
5.000	5.562	0.550	5.001	0.500
5.000	5.750	0.550	5.002	0.500
5.000	5.750	0.688	5.002	0.625
5.250	6.000	0.688	5.252	0.625
5.500	6.125	0.413	5.502	0.375
5.500	6.250	0.688	5.502	0.625
5.750	6.250	0.413	5.751	0.375
6.000	6.500	0.618	6.001	0.562
6.000	6.500	0.792	6.001	0.720
6.000	6.750	0.688	6.002	0.625
6.500	7.000	0.413	6.501	0.375
6.500	7.500	0.688	6.502	0.625
6.750	7.375	0.550	6.752	0.500
6.750	7.500	0.688	6.752	0.625
7.000	7.500	0.618	7.001	0.562
7.000	8.000	0.825	7.002	0.750
7.500	8.250	0.688	7.502	0.625
7.500	8.500	0.688	7.502	0.625
8.000	8.750	0.688	8.002	0.625
8.500	9.000	0.413	8.501	0.375
8.500	9.250	0.688	8.502	0.625
8.500	9.500	0.688	8.502	0.625
9.000	9.500	0.413	9.001	0.375
9.000	10.000	0.825	9.002	0.750
9.500	10.250	0.688	9.502	0.625

RU03 - Loaded U-Cup

RU03 LARGE.png

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