Cross reference › ATP › HO8
ATP Automatic Transmission Extension Housing Seal — verified interchange numbers, vehicle fitment and specifications. Free lookup, no login.
Numbers in blue open their own cross-reference page.
| Brand | Part number | Relation | |
|---|---|---|---|
| NATIONAL | 3173 | equivalent | Compare → |
| NATIONAL | 473234 | equivalent | Compare → |
| NATIONAL | 7038sa | equivalent | Compare → |
| NATIONAL | 7300s | equivalent | Compare → |
| NATIONALSEALS | 3173 | equivalent | Compare → |
| NATIONALSEALS | 473234 | equivalent | Compare → |
| NATIONALSEALS | 7038sa | equivalent | Compare → |
| NATIONALSEALS | 7300s | equivalent | Compare → |
| TIMKEN | 3173 | equivalent | Compare → |
| TIMKEN | 473234 | equivalent | Compare → |
| TIMKEN | 7038sa | equivalent | Compare → |
| TIMKEN | 7300s | equivalent | Compare → |
Stop looking these up by hand. Orderflow reads your customers' emails & PDFs, finds the right part in your own catalogue, and drafts the quote — you just approve.
Try Orderflow free →| Make | Model | Years | Engine |
|---|---|---|---|
| International | 1310M | 1973 | |
| International | B122 | 1959 | |
| International | B120 | 1959 | |
| International | AM80 | 1957–1958 | |
| International | A122 | 1957–1958 | |
| International | A120 | 1957–1958 | |
| International | SM122 | 1956–1957 | |
| International | SM120 | 1956–1957 | |
| International | SA122 | 1956–1957 | |
| International | SA120 | 1956–1957 | |
| International | S132 | 1953–1956 | |
| International | S130 | 1956–1957 | |
| International | S122 | 1956–1957 | |
| International | S120 | 1956–1957 | |
| International | MS1210 | 1972–1974 | |
| International | MHC1310 | 1974 | |
| International | M1200 | 1972 | |
| International | M1100 | 1972 | |
| International | 1310 | 1972–1973 | |
| International | 1210 | 1972–1973 | |
| International | 1110 | 1972–1973 | |
| International | 1010 | 1972–1973 | |
| International | 100 | 1974 | |
| International | Travelall | 1975 | |
| International | MS | 1975 |
Orderflow's verified cross-reference lists 12 equivalent part numbers for the ATP HO8, including NATIONAL 3173. Always confirm against the manufacturer spec before ordering.
This part has 25 verified vehicle applications on record. See the fitment table on this page for makes, models and years.
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Found a wrong match? Report it. Data is a cross-reference guide — always verify against the manufacturer specification for your application.