dfin88@dfinsewagepump.com +86 21 31263176Industrial pump solutions since 2012

DFIN PUMP

Application-matched Industrial Pump References

Browse existing pump families, models and configuration references. Catalog limits are independent reference values; confirm the order code, configuration, availability and actual duty point in your enquiry.

482 family and model references (not stock quantities)

DESMI ROTAN CD33 High-Pressure Back-to-Back Double Mechanical Seal model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD33 High-Pressure Back-to-Back Double Mechanical Seal

Chemical-duty internal gear pump — configuration reference

CD33 High-Pressure Back-to-Back Double Mechanical Seal is organised by DFIN as a CD Series selection reference for DN32 / 1¼". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 33 / DN32 / 1¼"

View models & technical details →

DESMI ROTAN CD33 Inline Flanged Packing model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD33 Inline Flanged Packing

Chemical-duty internal gear pump — configuration reference

CD33 Inline Flanged Packing is organised by DFIN as a CD Series selection reference for DN32 / 1¼". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 33 / DN32 / 1¼"

View models & technical details →

DESMI ROTAN CD33 Single Mechanical Seal model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD33 Single Mechanical Seal

Chemical-duty internal gear pump — configuration reference

CD33 Single Mechanical Seal is organised by DFIN as a CD Series selection reference for DN32 / 1¼". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 33 / DN32 / 1¼"

View models & technical details →

DESMI ROTAN CD33E-3U84B model reference image

DESMI ROTAN · Verified full model

DESMI ROTAN CD33E-3U84B

Chemical-duty internal gear pump

CD33E-3U84B is documented in an official DESMI stock/item list (Week 11, 2026). DESMI item number: 6886U. Published attached option / drive reference: PL21 USA NPT. DFIN preserves the original full model string for identification and quotation matching.

Family: ROTAN CD
Nominal size reference: 33 / DN 32 / 1¼ in

View models & technical details →

DESMI ROTAN CD33EM-3U332 model reference image

DESMI ROTAN · Verified full model

DESMI ROTAN CD33EM-3U332

Chemical-duty internal gear pump

CD33EM-3U332 is documented in DESMI official selection/stock material. DESMI item number: 6148-KC-R. Published attached option / drive reference: 3314-020HA2MD. DFIN keeps the original model string for identification and quotation matching.

Family: ROTAN CD
Nominal size reference: 33 / DN 32 / 1¼ in

View models & technical details →

DESMI ROTAN CD33EM-3U842 model reference image

DESMI ROTAN · Verified full model

DESMI ROTAN CD33EM-3U842

Chemical-duty internal gear pump

CD33EM-3U842 is documented in DESMI official selection/stock material. DESMI item number: 5966. Published attached option / drive reference: PL/21 DIN. DFIN keeps the original model string for identification and quotation matching.

Family: ROTAN CD
Nominal size reference: 33 / DN 32 / 1¼ in

View models & technical details →

DESMI ROTAN CD33EMR-3U8B2 model reference image

DESMI ROTAN · Verified full model

DESMI ROTAN CD33EMR-3U8B2

Chemical-duty internal gear pump

CD33EMR-3U8B2 is documented in DESMI official selection/stock material. DESMI item number: 6654-KD-R. Published attached option / drive reference: 3314-020HA2QC. DFIN keeps the original model string for identification and quotation matching.

Family: ROTAN CD
Nominal size reference: 33 / DN 32 / 1¼ in

View models & technical details →

DESMI ROTAN CD41 90° Angular Packing model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD41 90° Angular Packing

Chemical-duty internal gear pump — configuration reference

CD41 90° Angular Packing is organised by DFIN as a CD Series selection reference for DN40 / 1½". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41 Corrosive-Service Material Configuration model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD41 Corrosive-Service Material Configuration

Chemical-duty internal gear pump — configuration reference

CD41 Corrosive-Service Material Configuration is organised by DFIN as a CD Series selection reference for DN40 / 1½". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41 Double Mechanical Seal Tandem model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD41 Double Mechanical Seal Tandem

Chemical-duty internal gear pump — configuration reference

CD41 Double Mechanical Seal Tandem is organised by DFIN as a CD Series selection reference for DN40 / 1½". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41 Heated High-Viscosity Configuration model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD41 Heated High-Viscosity Configuration

Chemical-duty internal gear pump — configuration reference

CD41 Heated High-Viscosity Configuration is organised by DFIN as a CD Series selection reference for DN40 / 1½". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41 Inline Flanged Packing model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD41 Inline Flanged Packing

Chemical-duty internal gear pump — configuration reference

CD41 Inline Flanged Packing is organised by DFIN as a CD Series selection reference for DN40 / 1½". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41 Single Mechanical Seal model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD41 Single Mechanical Seal

Chemical-duty internal gear pump — configuration reference

CD41 Single Mechanical Seal is organised by DFIN as a CD Series selection reference for DN40 / 1½". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41EFMMPWDKT-3U3322 model reference image

DESMI ROTAN · Model / configuration reference

DESMI ROTAN CD41EFMMPWDKT-3U3322

Chemical-duty internal gear pump — configuration reference

CD41EFMMPWDKT-3U3322 is organised by DFIN as a CD Series selection reference for DN40 / 1½". DESMI-published model/designation example. Use the current Selection Program and actual duty to confirm the orderable build.

Family: ROTAN CD
Nominal size reference: 41 / DN40 / 1½"

View models & technical details →

DESMI ROTAN CD41EM-3U332 model reference image

DESMI ROTAN · Verified full model

DESMI ROTAN CD41EM-3U332

Chemical-duty internal gear pump

CD41EM-3U332 is documented in DESMI official selection/stock material. DESMI item number: 6149-KC-R. Published attached option / drive reference: 3314-025HA2MD. DFIN keeps the original model string for identification and quotation matching.

Family: ROTAN CD
Nominal size reference: 41 / DN 40 / 1½ in

View models & technical details →

DESMI ROTAN CD51 90° Angular Packing model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD51 90° Angular Packing

Chemical-duty internal gear pump — configuration reference

CD51 90° Angular Packing is organised by DFIN as a CD Series selection reference for DN50 / 2". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 51 / DN50 / 2"

View models & technical details →

DESMI ROTAN CD51 Corrosive-Service Material Configuration model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD51 Corrosive-Service Material Configuration

Chemical-duty internal gear pump — configuration reference

CD51 Corrosive-Service Material Configuration is organised by DFIN as a CD Series selection reference for DN50 / 2". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 51 / DN50 / 2"

View models & technical details →

DESMI ROTAN CD51 Double Mechanical Seal Tandem model reference image

DESMI ROTAN · Configuration reference

DESMI ROTAN CD51 Double Mechanical Seal Tandem

Chemical-duty internal gear pump — configuration reference

CD51 Double Mechanical Seal Tandem is organised by DFIN as a CD Series selection reference for DN50 / 2". DFIN configuration/reference page based on DESMI's published designation system. It is not presented as a manufacturer-confirmed stocked SKU; the complete order code requires DESMI verification.

Family: ROTAN CD
Nominal size reference: 51 / DN50 / 2"

View models & technical details →