Valve Body
HT400 Valve Body — 4.5寸
- Catalogue reference number
- Not recorded
- Catalogue brand
- Not recorded
Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

Original designation: HT400 4.5寸阀体316.22048BOPM
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 |
|---|---|
| Size | 4.5寸 |
Catalogue description records
This is a valve body sized for the HT400 mud pump, supplied as an aftermarket replacement part. The valve body is the moving member that closes against the seat to control one-way flow in the fluid end. It is sized 4.5 inch to match the pump. The HT400 model number is given for identification only and does not imply original-manufacturer production.
The valve body is the moving member that closes against the seat to control one-way flow in the fluid end.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pump does this valve body fit?
- It is sized for the HT400 mud pump as an aftermarket replacement part.
- What does a valve body do?
- It is the moving member that closes against the seat to control one-way flow in the fluid end.
- What size is it?
- It is sized 4.5 inch to match the HT400 pump.
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