Other Pump Part
3.75" x 4.75" PKG Replacement Set - Gen WSP - EXM Service
- Catalogue reference number
- T50-58A-1058-375
- Catalogue brand
- Kerr
Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

Catalogue model references
These are retained catalogue associations, not confirmed fitment for your equipment. Choose the model you want to review.
Catalogue specification records
| Original field | Recorded value |
|---|---|
| Weight | 1.00 lb (≈ 0.45 kg, converted) |
| Width | (无) |
| Height | (无) |
| Depth | (无) |
Catalogue description records
This 3.75" x 4.75" packing (PKG) replacement set is a fluid-end wear-part set for the Kerr T-50 pump, listed for general WSP and EXM service. It is supplied as an aftermarket replacement for Kerr SKU T50-58A-1058-375, matching the original set's form and fit. The set weighs about 1 lb.
This is a replacement part for the listed reciprocating pump models, supplied to match the original component's form and fit.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pump does this packing set fit?
- It fits the Kerr T-50 pump.
- What do "WSP" and "EXM Service" refer to in the name?
- They are the service designations carried in the part name (general WSP, EXM Service). The set is supplied to match those service references for the Kerr T-50.
- What part number does this set replace?
- It is an aftermarket replacement for Kerr SKU T50-58A-1058-375; the brand and number are used for identification only and do not indicate OEM manufacture.
Check the original reference
Search original filenames and model text here. Check part numbers inside the PDF. No associated model is selected or shortened automatically.
Prepare a review checklist
Entries on this page are not sent or saved automatically. Copy and save them before leaving.
Starts blank. Catalogue or manual quantities are not copied into your request.
Nothing has been sent.
Technical review & contact
Include the nameplate, original part number, manual page and the quantity you need. Check the original request before sending.