Part number cross-reference guide

Instantly cross-reference old to new part numbers for RWO and Deckma marine equipment
Finding the correct RWO or Deckma spare part can be challenging when part numbers change. This comprehensive cross-reference guide helps you identify current part numbers from old reference codes, Pos. numbers, or equipment models. With over 400 genuine parts cataloged, you can quickly find the exact component you need for your RWO oily water separator, sewage treatment plant, or Deckma bilge alarm system.
Quick Benefits:

How to use this part number reference

Start with what you have. Choose a route to the current part number.

I have an old part numberOld number → current number → quotationExplore ＋
  1. Find your old number in Table 1.
  2. Read the New PN and check the description.
  3. Send the current part number for a quotation.
Go to Table 1 →
I have a drawing or modelModel + Pos. number → current partExplore ＋
  1. Find the position number on your equipment drawing.
  2. Match both the equipment model and Pos. number in Table 2.
  3. Check the description, then request a quotation using the New P/N.
Go to Table 2 →
I need help identifying a partNameplate + serial number + photosExplore ＋

Send the equipment model, serial number, nameplate photo and a photo of the existing part. Include any old reference you have.

Request part identification →

Use your browser’s Find on the displayed table rows. Check other pages if needed. Multiple matches? Send your equipment serial number so we can confirm the correct part.

Table 1: old part number to new part number cross-reference

Match an old RWO or Deckma part number to its current reference, then check the description and equipment details before ordering.

Loading all parts for search and sorting…

Old PN
New PN
Description
5906040081
VABLBR340689
3/2 way ball valve 1/4" L
25
DEB 0,1; DEB 0,25; DEB 0,5; DEB 1,0; DEB 1,5; DEB 2,5; DEB 5,0; DEB 10,0;
5906030401
VABLBR305702
2/2 way drain ball valve 1 1/2"
27
DEB 0,1; DEB 0,25; DEB 0,5; DEB 1,0; DEB 1,5; DEB 10,0; DEB 2,5; DEB 5,0
5906030251
VABLBR339757
2/2 way drain ball valve 1"
27A; 27A, B
DEB 10,0; DEB 2,5; DEB 5,0
5906030151
VABLBR305698
2/2 way drain ball valve 1/2"
27A
DEB 0,1; DEB 0,25; DEB 0,5; DEB 1,0; DEB 1,5
5906030081
VABLBR305696
2/2way ball valve 1/4"
42, 59
DEB 0,1; DEB 0,25; DEB 0,5; DEB 1,0; DEB 1,5; DEB 2,5; DEB 5,0; DEB 10,0
5905150001
VABLCI340968
3/2 way manual valve DN50 L-pos
55
DEB 10,0
5905140001
VABLCI340989
3/2 way valve man. operated DN40 L
55
DEB 2,5; DEB 5,0
5905132001
VABLCI340988
3/2 way manual valve PN16 DN32 L
55
DEB 1,5
5903032003
VARFBZ340380
Safety valve 3.3 B, 1 1/4"
43
DEB 10,0
5903025002
VARFBZ340376
Safety valve 1.1 B, 1,0"
12
DEB 10,0
5903020005
VARFBZ340373
Safety valve, 3.3 B, 3/4"
43
DEB 5,0
5903020002
VARFBZ340371
Safety valve, 1.1 B, 3/4"
12
DEB 5,0
5903015005
VARFBZ340367
Safety valve 3.3 B, 1/2"
43
DEB 0,1; DEB 0,25; DEB 0,5; DEB 1,0; DEB 1,5; DEB 2,5
5903015002
VARFBZ340327
Safety valve, 1.1 B, 1/2"
12
DEB 0,1; DEB 0,25; DEB 0,5; DEB 1,0; DEB 1,5; DEB 2,5
5501307EP6
SPSVPU318109
package no 2, coupling rod AEP6-2
307, 301, 303, 304, 306, 308
DEB 10,0
Important notes below table:
Notes:

Part number search by Pos. number & equipment model

Match both the equipment model and the position number from your drawing to find the current part number. Verify the description and equipment capacity before ordering.

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Pos. No.
Equipment Model
New P/N
Description
101
DEB 0,1
A9000918
Set polisher / adsorber (1 pcs 20", 2 pcs gaskets / set)
4.5, 5.5, 15.5
DEB 10,0
SPVSGU318866
Gasket set complete for 2-2 way valves DE 10,0 - BS valves
4.5, 5.5, 15.5
DEB 5,0
SPSVVA318551
Gasket set complete for 2-2 way valves DEB 5,0
4.5, 5.5, 15.5
DEB 2,5
SPSVVA318550
Gasket set complete for 2-2 way valves DEB 2,5
4.5, 5.5, 15.5
DEB 1,5
SPSVVA318549
Gasket set complete for 2-2 way valves DEB 1,5
4.5, 5.5, 15.5
DEB 0,5
SPSVVA318547
Gasket set complete for 2-2 way valves DEB 0,5
4.5, 5.5, 15.5
DEB 1,0
SPSVVA318548
Gasket set complete for 2/2 way valves DEB 1,0
4.5, 5.5, 15.5
DEB 0,1
SEKIED317504
Gasket set complete for 2-2 way valves DEB 0,1
4.5, 5.5, 15.5
DEB 0,25
SPSVVA318546
Gasket set complete for 2-2 way valves DEB 0,25
23, 58
DEB 2,5
SPSVGU318609
Distance set 3/2 valve EN32DN32 incl. valve, gaskets & distance piece
23, 58
DEB 10,0
SPSVGU318607
Distance set 3/2 valve EN32 DN50 incl. valve, gaskets & distance piece
23, 58
DEB 5,0
SPSVGU318608
Distance set 3/2 valve EN32DN40 incl. valve, gaskets & distance piece
Important notes below table:
Notes:

Supported RWO & Deckma equipment models

Select an equipment family to see the models covered in this reference.

RWO separatorsOWS-COM and legacy Skit seriesExplore ＋
  • OWS-COM 0.5 m³/h
  • OWS-COM 1.0 m³/h
  • OWS-COM 2.5 m³/h
  • OWS-COM 5.0 m³/h
  • OWS-COM 10.0 m³/h
  • Legacy Skit series models
RWO AEP pumpsAEP 1 through AEP 6Explore ＋
  • AEP 1 series
  • AEP 2 series
  • AEP 3 series
  • AEP 4 series
  • AEP 5 series
  • AEP 6 series
Deckma OMDOil content monitors and bilge alarmsExplore ＋
  • OMD 2005
  • OMD 24
  • OMD 2008 series
Have a different model? Contact us →

Explore parts by system

Choose a system to explore its spare-part groups.

OWS-COMFilters · controls · mechanical partsExplore ＋

Filter & treatment

  • Coalescer filter material
  • Adsorber cartridge filters
  • Filter housing seals and gaskets
  • Complete filter service kits

Monitoring & control

  • Sensor electrodes
  • Heating elements
  • PC boards and display boards
  • Control relays

Mechanical components

  • AEP series pump parts (stators, rotors, shafts)
  • Solenoid valves
  • Pressure gauges
Browse RWO spare parts →
CS-BIOAeration · dosing · electrical partsExplore ＋

Aeration system

  • Blower units
  • Blower service kits
  • Air diffusers
  • Aeration tank components

Treatment & dosing

  • Chemical dosing pumps
  • Treatment chemicals
  • Dosing system components

Electrical & control

  • Control panels
  • Level sensors
  • Float switches
Browse RWO spare parts →
Deckma OMDMeasuring cells · test kits · desiccatorsExplore ＋

Measurement components

  • Measuring cells (15 ppm and 5 ppm versions)
  • Cell testing kits
  • Desiccator units
Browse Deckma spare parts →
Frequently asked

Frequently asked questions

Chief engineers and Ship managers ask us these every week. Still need an answer? Contact us directly.
Quote form (recommended)
npmarine.sg/contact →
Email
sales@npmarine.sg
whatsapp
+65 97684033

Frequently asked questions
- part number cross-reference/

1. Why do RWO and Deckma part numbers change?

2. Will a new part number fit my old equipment?
3. What if I can't find my old part number in the reference table?
4. Can I order using the old part number?
5. Are all parts in this reference available from stock?
6. How often is this cross-reference updated?

Need RWO or Deckma
‍spare parts?

Send us the part number, equipment model or serial number and we will identify the correct genuine part. Request a quote through our contact form.
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