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Nordson Compatible Seals and Spare Parts Catalog

2761 Views Posted on: 2025-05-16

Nordson replacement parts catalog- Compatible Seals and Spare Parts Catalog

Compatible O-Rings, Shaft Seals, and Static/Dynamic Seal Components for Nordson Equipment

Introduction

Nordson equipment is widely used in hot melt dispensing, surface coating, fluid dispensing, and industrial automation. Over time, critical sealing components such as O-rings, shaft seals, and dynamic/static seals wear out and require replacement. This catalog provides an overview of commonly used sealing parts across Nordson’s major equipment series and helps you find compatible replacements for your maintenance or aftermarket needs.

ProBlue® Series Melters - Models 4, 7, and 10

Replacement Parts and Kits:

 Tank, Pump, and Manifold

Part Number:                  Description:
1028309Service kit, manifold assembly (P4/P7/P10)
1019515O-ring, Viton, 0.050 x. 0.75 x 0.125 in.
942080O-ring, Viton, 0.625 x 0.875 in.
942111O-ring, Viton, 0.812 x 0.062 x 0.125 in.
941161O-ring, Viton, 0.750 x0.938 x 0.094 in.
940133O-ring, Viton, 0.426 x 0.070 in.

Standard 15:1 Pump

Part Number:             Description:
1028303Kit, pump, piston, 15:1, replacement
1019515O-ring, Viton, 0.050 x. 0.75 x 0.125 in.
942111O-ring, Viton, 0.812 x 0.062 x 0.125 in.
1028304Service kit, pump, piston (P4, P7, P10)
940133O-ring, Viton, 0.426 x0.070 in.
940332O-ring, Viton, 2.00 x2.125 x0.063 in.
1019515O-ring, Viton, 0.50 x0.75 x 0.125 in.
940181O-ring, Viton, 0.739 x 0.70 in.
952100Viton U-cup
954013Backup ring, single, 7/16 x 9/16
273139Seal, pump
940172O-ring, Viton, 0.676 x0.070 in
940261O-ring, Viton, 1.25 x1.375 x0.063
1017849Backup ring, 1.273 x 0.045 thick
945037O-ring, Viton, 1 in. tube

6:1 Pump

Part Number:           Description:
273139Pump seal
940172O-ring, Viton, 0.676 x0.070 in
940332O-ring, Viton, 2.00 x2.125 x0.063 in.
1065445Piston cup
952100Viton U-cup

ProBlue® Series Melters - Models 15/30/50 Large Capacity

Replacement Parts

Pump and Manifold

Part Number:                           Description:
1028309Service kit, manifold assembly, double-acting pump
1019515O-ring, Viton, 0.050 x. 0.75 x 0.125 in.
942080O-ring, Viton, 0.625 x 0.875 in.
942111O-ring, Viton, 0.812 x 0.062 x 0.125 in.
941161O-ring, Viton, 0.750 x0.938 x 0.094 in.
940133O-ring, Viton, 0.426 x 0.070 in.

Standard Output Double-Acting 15:1 Pump

Part Number:              Description:
1028304Service kit, pump, piston (P4, P7, P10)
940133O-ring, Viton, 0.426 x 0.070 in.
940332O-ring, Viton, 2.00 x2.125 x0.063 in.
1019515O-ring, Viton, 0.50 x 0.75 x0.125 in.
942111O-ring, Viton, 0.812 x 0.062 x 0.125 in.
940181O-ring, Viton, 0.739 x 0.70 in.
952100Viton U-cup
954013Backup ring, single, 7/16 x 9/16
163039Piston cup
273139Seal, pump
940172O-ring, Viton, 0.676 x0.070
940261O-ring, Viton, 1.25 x 1.375 x0.063
1017849Backup ring, 1.273 x 0.045 thick
945037O-ring, Viton, 1 in. tube

High Output Double-Acting 16:1 Pump

Part Number:               Description:
1058307Service kit, pump, piston (P4, P7, P10)
940133O-ring, Viton, 0.426 x 0.070 in.
940420O-ring, Viton, 3.25 x3.375 x0.063 in.
1019515O-ring, Viton, 0.50 x 0.75 x0.125 in.
942111O-ring, Viton, 0.812 x 0.062 x 0.125 in.
940181O-ring, Viton, 0.739 x 0.70 in.
1044194Cup, U, Viton, 0.739 ID x 0.070 W
954013Backup ring, single, 7/16 x 9/16
1044068Cup, piston, pump, high output
288122Seal, pump
940211O-ring, Viton, 0 .938 x1.063 x0.063-021
940261O-ring, Viton, 1.25 x1.375 x0.063
1017849Backup ring, 1.273 x 0.045 thick
303706O-ring, Viton, 1.47 lD x 0.118 W

Single-Acting 12:1 Pump

Part Number:                Description:
1058308Service kit, pump, piston (P4, P7, P10)
940133O-ring, Viton, 0.426 x 0.070 in.
940420O-ring, Viton, 3.25 x3.375 x0.063 in.
1019515O-ring, Viton, 0.50 x 0.75 x0.125 in.
942111O-ring, Viton, 0.812 x 0.062 x 0.125 in.
940161O-ring, Viton, 0.614 ID,x 0.070 W, brown
1044194Cup, U, Viton, 0.739 ID x 0.070 W
954013Backup ring, single, 7/16 x 9/16
1044068Cup, piston, pump, high output
940231O-ring, Viton, 0.50 x 0.75 x 0.125 in.
940261O-ring, Viton, 1.25 x 1.375 x0.063
1017849Backup ring, 1.273 x 0.045 thick
303706O-ring, Viton, 1.47 lD x 0.118 W

View  Nordson replacement parts catalog- Compatible Seals and Spare Parts 

DuraBlue® Series Melters - Models 4, 10, and 16 Liter

Pump

Part Number

Viton O-rings                                                   

Part Number

PA O-rings                                                        

Description
10377561069147Service kit, shaft and seal, 4.9 cc/rev pump
10377571067876Service kit, shaft and seal, 7.8 cc/rev pump

FoamMelt® 200 Processor

Replacement Parts and Kits

Part Number:                      Description:
940111O-ring, Viton, 0.301 1D x0.070 in. wide, brown
940141O-ring, Viton, 0.489 lD x 0.070 in. wide, brown
941521O-ring, Viton, 3.25 x 3.44 x 0.094 in.
940281O-ring, Viton, 1.38 x 1.5 x 0.063 in.
955052Seal, Viton, 12.56 lD x 0.139 in.
940342O-ring, Viton, 2 1/8 x 2 1/4 x 1/16 in.
940161O-ring, Viton, 0.63 in. ID
945026O-ring, Viton, 1/4 tube
945034O-ring, Viton, 5/16 tube
945025O-ring, Viton, 5/8 tube
942111O-ring, Viton, 0.81 in. ID
941240O-ring, Viton, 1.25 in. ID
954036O-ring, Viton, 0.239 x 0.070 in.

Series 3000V Melters Vista™ Controls, Pumps, and Manifolds

Manifold Replacement Parts

Code A、Code B、Code C、Code T、Code S、Code J

Part Number:          Description:
940101O-ring, Viton, 0.239 x 0.070 in.
954036Backup ring, 1/4 x 3/8 in.
941201O-ring, Viton
940281O-ring, Viton, 1.38 x 1.5 x 0.063 in.
120297O-ring
941172O-ring, Viton, 0.813 x1.000 x0.94
941220O-ring, Viton, 1.125 x1.313 X.094

MiniBlue® II Applicators

Part Number:              Description:
945032O-ring, Viton, 3/8 in. tube
375291O-ring, 6*1, AFLAS 70
311484O-ring, 7.65 x 1.78, Viton, black
305413O-ring, Viton, 0.465 ID x 0.036 in. wall
940081O-ring, Viton, 0.188 x 0.313 x 0.063 in.

Universal™ Applicators-Universal Applicator Filter Assembly

Part Number:         Description:
940223O-ring. Viton.0.989 lD x0.070 W
941172O-ring, Viton, 0.813 x1.000 x0.94

Non-Contact (Spray) Nozzles

Part Number:                          Description:
254146Quad-ring seal for Universal Signature nozzles
1043328O-ring seal for 22 mm Universal SureWrap nozzles
1022028O-ring seal for 25 mm Universal SureWrap nozzles

Automatic Applicators—Electric

Part Number:                                     Description:
940138O-ring, Viton, blk, .438 X.563
7300512Kit, service, O-ring, 10 pc., seal, module-to-applicator, e.dot+
7300511Kit, service, O-ring,10 pc, seal, nozzle, e.dot+
940166O-ring, Viton, 0.614 1D X 0.070 in. W
940166O-ring, Viton, 0.614 1D X 0.070 in. W
940092O-ring, Viton, 0.208 lD X 0.070 in. w

Related articles：

Seal Kit Compatible with Nordson® UM22 / UM25 / UM50 Modules

Compatible Spare Parts for Nordson® Hot Melt Systems

TES Teflon® Encapsulated Seals – OEM Replacement Plates & Rings for Nordson-Compatible Melters

How to Identify the Right Replacement Seal

When sourcing Nordson-compatible seals, check the following:

  • Original Nordson part number
  • Dimensions (ID, OD, cross-section)
  • Material (e.g., Viton, NBR, PTFE, EPDM, FFKM)
  • Temperature & pressure ratings
  • Application (static/dynamic, chemical exposure)

We offer custom and off-the-shelf compatible seals based on Nordson specifications. Contact us with your OEM part number or sample, and we’ll provide a matching product.

Contact Us for a Quotation or Sample

For inquiries, OEM cross-references, or large volume purchases, please email us at xhh@xhh-smartech.com. Our technical team can help identify compatible sealing parts for your specific Nordson equipment.

Disclaimer Statement:

 XHH Seals offers compatible aftermarket parts and is not an authorized dealer or affiliated with any of the original equipment manufacturers (OEMs) mentioned above. All trademarks are the property of their respective owners.

Posted in: Dichtungen für Heißschmelzsysteme, Nordson Dichtungssatz

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