Internormen (now part of Eaton) return-line filter elements are replacement cartridges used in return-line hydraulic filters. These elements remove particulate contamination from hydraulic fluid as it returns to the reservoir, protecting system components and extending fluid life.

Hydraulic return line filters are used to filter hydraulic fluid returning back to the reservoir tank to prevent debris and particles from recirculating through the system and perhaps damaging the hydraulic pump. Our replacement hydraulic filter elements are compatible with spin-on, cartridge housings and in-tank mounted configurations. The Internormen return line filter housing models are the TEF, DTEF, TEFB, TRW, RF and TRS. Our filter housings and cartridges are used on drilling platforms, casting/molding machinery and large machine tools.

Each replaceable filter element is stamped with a 6 digit part number and the manufacturers URL.
The table below cross references part numbers with their Type Code, an alphanumeric description code which describes the characteristics of the filter element.
Following is an explanation of the Type Code nomenclature and below that are the aforementioned cross reference tables. We will use the Type Code 01.E.120.3VG.16.E.P- as an example:

The tables below provide a complete cross-reference of part numbers to their Type Codes. Contact us by phone, email or the Internormen / Eaton inquiry form for factory-direct pricing and lead time. We typically reply the same day or by the next business day.
| 01.E 41 Series | |
|---|---|
| Part Number | Type Code |
| 322478 | 01.E 41.3VG.16.S.P |
| 305748 | 01.E 41.6VG.16.S.P |
| 304306 | 01.E 41.10P.16.S.P |
| 305749 | 01.E 41.10VG.16.S.P |
| 305750 | 01.E 41.16VG.16.S.P |
| 305751 | 01.E 41.25G.16.S.P |
| 305406 | 01.E 41.25P.16.S.P |
| 305752 | 01.E 41.25VG.16.S.P |
| 305753 | 01.E 41.40G.16.S.P |
| 305754 | 01.E 41.80G.16.S.P |
| 305755 | 01.E 41.130G.16.S.P |
| 01.E 70 Series | |
|---|---|
| Part Number | Type Code |
| 305627 | 01.E 70.3VG.16.E.P |
| 305628 | 01.E 70.3VG.16.S.P |
| 300615 | 01.E 70.6VG.16.E.P |
| 300616 | 01.E 70.6VG.16.S.P |
| 300086 | 01.E 70.10P.16.E.P |
| 300087 | 01.E 70.10P.16.S.P |
| 300088 | 01.E 70.10VG.16.E.P |
| 300089 | 01.E 70.10VG.16.S.P |
| 300099 | 01.E 70.16VG.16.E.P |
| 300100 | 01.E 70.16VG.16.S.P |
| 300095 | 01.E 70.25G.16.E.P |
| 300096 | 01.E 70.25G.16.S.P |
| 300091 | 01.E 70.25P.16.E.P |
| 300092 | 01.E 70.25P.16.S.P |
| 300093 | 01.E 70.25VG.16.E.P |
| 300094 | 01.E 70.25VG.16.S.P |
| 300097 | 01.E 70.40G.16.E.P |
| 300098 | 01.E 70.40G.16.S.P |
| 300613 | 01.E 70.80G.16.E.P |
| 305630 | 01.E 70.80G.16.S.P |
| 305772 | 01.E 70.130G.16.E.P |
| 305773 | 01.E 70.130G.16.S.P |
| 01.E 120 Series | |
|---|---|
| Part Number | Type Code |
| 300632 | 01.E 120.3VG.16.E.P |
| 303263 | 01.E 120.3VG.16.S.P |
| 300132 | 01.E 120.6VG.16.E.P |
| 300640 | 01.E 120.6VG.16.S.P |
| 300120 | 01.E 120.10P.16.E.P |
| 300121 | 01.E 120.10P.16.S.P |
| 300122 | 01.E 120.10VG.16.E.P |
| 300123 | 01.E 120.10VG.16.S.P |
| 303115 | 01.E 120.16VG.16.E.P |
| 300133 | 01.E 120.16VG.16.S.P |
| 300129 | 01.E 120.25G.16.E.P |
| 300130 | 01.E 120.25G.16.S.P |
| 300125 | 01.E 120.25P.16.E.P |
| 300126 | 01.E 120.25P.16.S.P |
| 300127 | 01.E 120.25VG.16.E.P |
| 300128 | 01.E 120.25VG.16.S.P |
| 300131 | 01.E 120.40G.16.E.P |
| 300637 | 01.E 120.40G.16.S.P |
| 300638 | 01.E 120.80G.16.E.P |
| 300639 | 01.E 120.80G.16.S.P |
| 305631 | 01.E 120.130G.16.E.P |
| 305632 | 01.E 120.130G.16.S.P |
| 01.E 175 Series | |
|---|---|
| Part Number | Type Code |
| 300663 | 01.E 175.3VG.16.E.P |
| 305633 | 01.E 175.3VG.16.S.P |
| 300671 | 01.E 175.6VG.16.E.P |
| 303072 | 01.E 175.6VG.16.S.P |
| 300154 | 01.E 175.10P.16.E.P |
| 300155 | 01.E 175.10P.16.S.P |
| 300156 | 01.E 175.10VG.16.E.P |
| 300157 | 01.E 175.10VG.16.S.P |
| 300169 | 01.E 175.16VG.16.E.P |
| 303073 | 01.E 175.16VG.16.S.P |
| 300161 | 01.E 175.25G.16.E.P |
| 300163 | 01.E 175.25G.16.S.P |
| 300158 | 01.E 175.25P.16.E.P |
| 300668 | 01.E 175.25P.16.S.P |
| 300159 | 01.E 175.25VG.16.E.P |
| 300160 | 01.E 175.25VG.16.S.P |
| 300164 | 01.E 175.40G.16.E.P |
| 300166 | 01.E 175.40G.16.S.P |
| 300167 | 01.E 175.80G.16.E.P |
| 300168 | 01.E 175.80G.16.S.P |
| 301892 | 01.E 175.130G.16.E.P |
| 302074 | 01.E 175.130G.16.S.P |
| 01.E 210 Series | |
|---|---|
| Part Number | Type Code |
| 305635 | 01.E 210.3VG.16.E.P |
| 305636 | 01.E 210.3VG.16.S.P |
| 303119 | 01.E 210.6VG.16.E.P |
| 303123 | 01.E 210.6VG.16.S.P |
| 300173 | 01.E 210.10P.16.E.P |
| 300174 | 01.E 210.10P.16.S.P |
| 300175 | 01.E 210.10VG.16.E.P |
| 300176 | 01.E 210.10VG.16.S.P |
| 300676 | 01.E 210.16VG.16.E.P |
| 300677 | 01.E 210.16VG.16.S.P |
| 300673 | 01.E 210.25G.16.E.P |
| 300182 | 01.E 210.25G.16.S.P |
| 300178 | 01.E 210.25P.16.E.P |
| 300179 | 01.E 210.25P.16.S.P |
| 300180 | 01.E 210.25VG.16.E.P |
| 300181 | 01.E 210.25VG.16.S.P |
| 300183 | 01.E 210.40G.16.E.P |
| 300674 | 01.E 210.40G.16.S.P |
| 300675 | 01.E 210.80G.16.E.P |
| 303120 | 01.E 210.80G.16.S. |
| 304689 | 01.E 210.130G.16.E.P |
| 305638 | 01.E 210.130G.16.S.P |
| 01.E 320 Series | |
|---|---|
| Part Number | Type Code |
| 305639 | 01.E 320.3VG.16.E.P |
| 316541 | 01.E 320.3VG.16.S.P |
| 300209 | 01.E 320.6VG.16.E.P |
| 303124 | 01.E 320.6VG.16.S.P |
| 300198 | 01.E 320.10P.16.E.P |
| 300199 | 01.E 320.10P.16.S.P |
| 300200 | 01.E 320.10VG.16.E.P |
| 300201 | 01.E 320.10VG.16.E.P |
| 305640 | 01.E 320.16VG.16.E.P |
| 300689 | 01.E 320.16VG.16.E.P |
| 300206 | 01.E 320.25G.16.E.P |
| 300207 | 01.E 320.25G.16.S.P |
| 300202 | 01.E 320.25P.16.E.P |
| 300203 | 01.E 320.25P.16.S.P |
| 300204 | 01.E 320.25VG.16.E.P |
| 300205 | 01.E 320.25VG.16.S.P |
| 300688 | 01.E 320.40G.16.E.P |
| 300208 | 01.E 320.40G.16.S.P |
| 303121 | 01.E 320.80G.16.E.P |
| 305642 | 01.E 320.80G.16.S.P |
| 305643 | 01.E 320.130G.16.E.P |
| 305644 | 01.E 320.130G.16.S.P |
| 01.E 330 Series | |
|---|---|
| Part Number | Type Code |
| 300210 | 01.E 330.3VG.16.E.P |
| 304119 | 01.E 330.3VG.16.S.P |
| 300227 | 01.E 330.6VG.16.E.P |
| 303086 | 01.E 330.6VG.16.S.P |
| 300212 | 01.E 330.10P.16.E.P |
| 300213 | 01.E 330.10P.16.S.P |
| 301797 | 01.E 330.10VG.16.E.P |
| 300690 | 01.E 330.10VG.16.S.P |
| 303729 | 01.E 330.16VG.16.E.P |
| 300228 | 01.E 330.16VG.16.S.P |
| 300220 | 01.E 330.25G.16.E.P |
| 300221 | 01.E 330.25G.16.S.P |
| 300216 | 01.E 330.25P.16.E.P |
| 300217 | 01.E 330.25P.16.S.P |
| 300218 | 01.E 330.25VG.16.E.P |
| 300219 | 01.E 330.25VG.16.S.P |
| 300222 | 01.E 330.40G.16.E.P |
| 300224 | 01.E 330.40G.16.S.P |
| 300225 | 01.E 330.80G.16.E.P |
| 300226 | 01.E 330.80G.16.S.P |
| 302221 | 01.E 330.130G.16.E.P |
| 302017 | 01.E 330.130G.16.S.P |
| 01.E 425 Series | |
|---|---|
| Part Number | Type Code |
| 305645 | 01.E 425.3VG.16.E.P |
| 303755 | 01.E 425.3VG.16.S.P |
| 304504 | 01.E 425.6VG.16.E.P |
| 303125 | 01.E 425.6VG.16.S.P |
| 300244 | 01.E 425.10P.16.E.P |
| 300246 | 01.E 425.10VG.16.E.P |
| 300247 | 01.E 425.10VG.16.S.P |
| 300252 | 01.E 425.16VG.16.E.P |
| 300253 | 01.E 425.16VG.16.S.P |
| 300707 | 01.E 425.25G.16.E.P |
| 300708 | 01.E 425.25G.16.S.P |
| 300248 | 01.E 425.25P.16.E.P |
| 300249 | 01.E 425.25P.16.S.P |
| 300250 | 01.E 425.25VG.16.E.P |
| 300251 | 01.E 425.25VG.16.S.P |
| 303122 | 01.E 425.40G.16.E.P |
| 300709 | 01.E 425.40G.16.S.P |
| 305646 | 01.E 425.80G.16.E.P |
| 305647 | 01.E 425.80G.16.S.P |
| 305648 | 01.E 425.130G.16.E.P |
| 305649 | 01.E 425.130G.16.S.P |
| 01.E 625 Series | |
|---|---|
| Part Number | Type Code |
| 321118 | 01.E 625.3VG.10.B.P |
| 319427 | 01.E 625.6VG.10.B.P |
| 318415 | 01.E 625.10VG.10.BE.P |
| 321029 | 01.E 625.25VG.10.B.P |
| 01.E 631 Series | |
|---|---|
| Part Number | Type Code |
| 312518 | 01.E 631.3VG.16.E.P |
| 312066 | 01.E 631.3VG.16.S.P |
| 312424 | 01.E 631.6VG.16.E.P |
| 312389 | 01.E 631.6VG.16.S.P |
| 312087 | 01.E 631.10P.16.E.P |
| 311191 | 01.E 631.10P.16.S.P |
| 312239 | 01.E 631.10VG.16.E.P |
| 311275 | 01.E 631.10VG.16.S.P |
| 311546 | 01.E 631.16VG.16.E.P |
| 311828 | 01.E 631.16VG.16.E.P |
| 312441 | 01.E 631.16VG.16.E.P |
| 311436 | 01.E 631.16VG.16.E.P |
| 312495 | 01.E 631.25P.16.E.P |
| 312065 | 01.E 631.25P.16.S.P |
| 312466 | 01.E 631.25VG.16.E.P |
| 311589 | 01.E 631.25VG.16.S.P |
| 311831 | 01.E 631.40G.16.E.P |
| 300282 | 01.E 631.40G.16.S.P |
| 312436 | 01.E 631.80G.16.E.P |
| 312684 | 01.E 631.80G.16.S.P |
| 312606 | 01.E 631.130G.16.E.P |
| 312685 | 01.E 631.130G.16.S.P |
| 01.E 950 Series | |
|---|---|
| Part Number | Type Code |
| 300740 | 01.E 950.3VG.10.E.P |
| 300296 | 01.E 950.3VG.10.S.P |
| 300314 | 01.E 950.6VG.10.E.P |
| 302335 | 01.E 950.6VG.10.S.P |
| 300297 | 01.E 950.10P.10.E.P |
| 300298 | 01.E 950.10P.10.S.P |
| 300299 | 01.E 950.10VG.10.E.P |
| 300300 | 01.E 950.10VG.10.S.P |
| 305652 | 01.E 950.16VG.10.E.P |
| 300742 | 01.E 950.16VG.10.S.P |
| 300307 | 01.E 950.25G.10.E.P |
| 300308 | 01.E 950.25G.10.S.P |
| 300302 | 01.E 950.25P.10.E.P |
| 300303 | 01.E 950.25P.10.S.P |
| 300304 | 01.E 950.25VG.10.E.P |
| 300306 | 01.E 950.25VG.10.S.P |
| 300310 | 01.E 950.40G.10.E.P |
| 300311 | 01.E 950.40G.10.S.P |
| 300312 | 01.E 950.80G.10.E.P |
| 300313 | 01.E 950.80G.10.S.P |
| 300315 | 01.E 950.130G.10.E.P |
| 305481 | 01.E 950.130G.10.S.P |
| 01.E 1201 Series | |
|---|---|
| Part Number | Type Code |
| 307926 | 01.E 1201.3VG.10.E |
| 311103 | 01.E 1201.3VG.10.S.P |
| 310868 | 01.E 1201.6VG.10.E.P |
| 300744 | 01.E 1201.6VG.10.S.P |
| 310898 | 01.E 1201.10P.10.E.P |
| 310867 | 01.E 1201.10P.10.S.P |
| 309619 | 01.E 1201.10VG.10.E.P |
| 310869 | 01.E 1201.10VG.10.S.P |
| 308028 | 01.E 1201.16VG.10.E.P |
| 309375 | 01.E 1201.16VG.10.S.P |
| 310870 | 01.E 1201.25G.10.E.P |
| 310871 | 01.E 1201.25G.10.S.P |
| 310899 | 01.E 1201.25P.10.E.P |
| 310900 | 01.E 1201.25P.10.S.P |
| 309655 | 01.E 1201.25VG.10.E.P |
| 310391 | 01.E 1201.25VG.10.S.P |
| 310748 | 01.E 1201.40G.10.E.P |
| 310872 | 01.E 1201.40G.10.S.P |
| 310873 | 01.E 1201.80G.10.E.P |
| 310874 | 01.E 1201.80G.10.S.P |
| 310875 | 01.E 1201.130G.10.E.P |
| 310876 | 01.E 1201.130G.10.S.P |
| 01.E 2001 Series | |
|---|---|
| Part Number | Type Code |
| 305654 | 01.E 2001.3VG.10.E.P |
| 314498 | 01.E 2001.3VG.10.S.P |
| 307925 | 01.E 2001.6VG.10.E.P |
| 307954 | 01.E 2001.6VG.10.S.P |
| 310902 | 01.E 2001.10P.10.E.P |
| 305655 | 01.E 2001.10P.10.S.P |
| 306631 | 01.E 2001.10VG.10.E.P |
| 310882 | 01.E 2001.10VG.10.S.P |
| 310570 | 01.E 2001.16VG.10.E.P |
| 310883 | 01.E 2001.16VG.10.S.P |
| 300333 | 01.E 2001.25G.10.E.P |
| 310885 | 01.E 2001.25G.10.S.P |
| 310901 | 01.E 2001.25P.10.E.P |
| 310881 | 01.E 2001.25P.10.S.P |
| 310253 | 01.E 2001.25VG.10.E.P |
| 310884 | 01.E 2001.25VG.10.S.P |
| 307485 | 01.E 2001.40G.10.E.P |
| 310886 | 01.E 2001.40G.10.S.P |
| 304818 | 01.E 2001.80G.10.E.P |
| 310887 | 01.E 2001.80G.10.S.P |
| 310889 | 01.E 2001.130G.10.E.P |
| 310888 | 01.E 2001.130G.10.S.P |
| 01.E 3001 Series | |
|---|---|
| Part Number | Type Code |
| 323171 | 01.E 3001.3VG.10.S.P |
| 323170 | 01.E 3001.6VG.10.S.P |
| 318503 | 01.E 3001.10P.10.E.P |
| 318499 | 01.E 3001.10VG.10.E.P |
| 311476 | 01.E 3001.10VG.10.S.P |
| 318502 | 01.E 3001.25G.10.E.P |
| 318500 | 01.E 3001.25VG.10.E.P |
| 311033 | 01.E 3001.40G.10.E.P |
| 307360 | 01.E 3001.80G.10.E.P |
| 01.E 4001 Series | |
|---|---|
| Part Number | Type Code |
| 322241 | 01.E 4001.3VG.10.E.P |
| 323172 | 01.E 4001.3VG.10.S.P |
| 328976 | 01.E 4001.6VG.10.E.P |
| 323168 | 01.E 4001.6VG.10.S.P |
| 321321 | 01.E 4001.10VG.10.E.P |
| 332001 | 01.E 4001.10VG.10.S.P |
| 321371 | 01.E 4001.25G.10.E.P |