Packing Cup for FMC Bean 40 GPM Pressure Regulator

This is the packing cup used in the FMC Bean 40 GPM pressure regulator, supplied as a replacement part matched to the original component's form and fit. As a packing element it forms the sealing surface that contains fluid inside the regulator that is built around a 40 GPM flow. This is an aftermarket replacement that cross-references FMC Bean part number 1270058; the brand and number are listed for identification only and do not indicate original-manufacturer supply.
What it is
Packing forms the stationary high-pressure seal around the plunger or rod in the stuffing box, containing pumped fluid as the rod reciprocates.
Specifications
| Property | Value |
|---|---|
| Flow | 40 GPM |
| Weight | 0.01 lb (≈ 0.00 kg, converted) |
| Width | 1.52 in / 3.8 cm |
| Height | 1.52 in / 3.8 cm |
| Depth | 0.41 in / 1.0 cm |
Manufacturer technical notes
Packing Cup for FMC Bean 40 GPM Pressure Regulator (SKU:1270058) NBR/HNBR composite rubber (hardness 70±5 Shore A) with vulcanization molding process (crosslinking ≥92%), compatible with API 7K applications (pressure differential resistance ≥35MPa), surface roughness Ra≤0.8μm, temperature range -30℃~120℃, ISO 1817 oil resistance Class B certified, fits Buckhorn Pumps systems.
Verbatim from the Dongli product page on dlhddrilling.com.
Replacement / interchange
Aftermarket replacement cross-referencing FMC Bean 1270058.
FAQ
- What is this packing cup used in?
- It is the packing cup for the FMC Bean 40 GPM pressure regulator, supplied to match the original component.
- What does the packing cup do?
- It forms the sealing surface that contains fluid within the regulator. "40 GPM" refers to the regulator the cup is built for.
- What part number does it cross-reference?
- It cross-references FMC Bean part number 1270058 as an aftermarket replacement, listed for identification and comparison only.
Related parts
All brand names, model numbers and part numbers are used for identification and cross-reference only and do not imply original-equipment manufacture. This is an aftermarket replacement part.
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