Piston
Piston Lock Nut 1"
- Catalogue reference number
- 3269115
- Catalogue brand
- FMC Bean
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 | 0.48 lb (≈ 0.22 kg, converted) |
| Width | 1.62 in / 4.1 cm |
| Height | 1.87 in / 4.8 cm |
| Depth | 1.27 in / 3.2 cm |
Catalogue description records
This 1" Piston Lock Nut is a threaded fastener for the piston assembly of FMC Bean M-series reciprocating pumps. It secures and retains the piston on the rod, holding the threaded joint against loosening under the pump's reciprocating loads. It fits the FMC Bean M1224, M1432 and M1632 pumps and weighs about 0.48 lb. This is an aftermarket replacement part offered as a substitute for FMC Bean SKU 3269115; the brand and part number are listed for identification and cross-reference only and do not indicate OEM manufacture.
A pump piston transmits force from the power end to the pumped fluid inside the cylinder liner. It carries the sealing element and reciprocates within the liner bore on every stroke.
Catalogue question records
Original catalogue questions are retained. Fitment and availability need technical review.
- Which pumps does this piston lock nut fit?
- It fits the FMC Bean M1224, M1432 and M1632 reciprocating pumps.
- What does a piston lock nut do?
- It secures the piston on the rod and retains the threaded joint against loosening under the pump's reciprocating loads.
- Which part number does this replace?
- It is an aftermarket replacement for FMC Bean SKU 3269115. The brand and number are used for cross-reference only.
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