DongliPart reference
Lower Valve Guide
L.J.R. PUMPS / EWS-440Documented source recordPage / reference Table 1, row 6
Supply identity and fitment need confirmation; this reference is not a price or stock commitment.
- Source brand
- L.J.R. PUMPS
- Model
- EWS-440
- Source reference
- B-440321
What the source says
Lower Valve Guide · B-440321. A supplied-document reference filed under L.J.R. PUMPS EWS-440. Confirm the equipment version and original component before requesting a replacement.
Prepare an inquiry
Identification reference. Supply identity and fitment require confirmation. No price or stock commitment.
About this reference
Lower Valve Guide — reference B-440321. This entry is organized under L.J.R. PUMPS / EWS-440 using the supplied documentation. The source reference identifies a catalog entry; it does not establish interchangeability or current availability. Valve and seat components form part of a flow-control assembly; position and mating components must be confirmed together.
Selection & verification
Check the suction or discharge position, mating seat, spring arrangement and assembly contents against the drawing.
Have the equipment reference ready?
Search this model in the catalog ↗Specification status
Verified specifications are not yet available for this reference. Please provide the nameplate or drawing so our team can confirm the required details.
Before you inquire
Confirm the pump nameplate, exact model, existing part number and configuration. Reference numbers are not company stock codes.
Source documentation
EWS-440 supplied parts compilation
Page / reference: Table 1, row 6
Questions before ordering
How do I identify reference B-440321?
Compare B-440321 and the listed name “Lower Valve Guide” with the original part marking and the EWS-440 documentation. Include the full number and suffix in your inquiry.
What should I confirm for this lower valve guide?
Check the suction or discharge position, mating seat, spring arrangement and assembly contents against the drawing.
Can B-440321 be selected by model name alone?
No. The L.J.R. PUMPS / EWS-440 grouping is a source-catalog context. Confirm the full reference, equipment revision and drawing details before treating this item as a match. Material, pressure rating, stock and interchangeability require separate confirmation.
L.J.R. PUMPS / B-440321
Ready to discuss this reference?
Save this source reference, then include the nameplate, configuration and required quantity for Dongli to verify.