Skip to navigation Skip to content

Become a Dealer
Find a Dealer

Track Your Order
Shop
Login

Best Deals
Top 100 Offers
Latest Products
Price List
Products
- Choose a Category
  
  Pressure Cleaners
  
  Water Jetters
  
  Pumps
  
  Motors
  
  Valves
  
  Tanks
  
  Mazzoni Pump Parts
  
  See all Accessories.Discover more products
  Parts & Accessories
  
  Hoses
  
  Guns
  
  Lances
  
  Fittings
  
  Quick Couplings
  
  Batteries
  
  Hose Reels
Industries
- Car Wash
  
  Cleaning
  
  Construction
  
  Demolition
  
  Excavation
  
  House Washing
  
  Infrastructure
  
  Land Fill
  
  Become our Dealer!Schedule an appointment
  Pest Control
  
  Plumbing
  
  Restoration
  
  Roof Cleaning
  
  Sewer
  
  Ware House
  
  Waste
Mazzoni
- Industrial High Pressure
  
  Mazzoni High Pressure Pumps
  
  Mazzoni Electric Motors
  
  Mazzoni Kits & Accessories
  
  Mazzoni Hot Machines
  
  Discover our productsSee all of Mazzoni Products
  Professional Pressure Washers
  
  Mazzoni Hydraulic Machines
  
  Mazzoni Cold Machines
Resources
- Documents & ManualsFind all the documentation you need for all our products and machines we have available.
  
  Service & RepairsSee warranty details below. For more information about all our terms and conditions please visit the Customer Help page.
  
  Warranty / T&C'sOur team of professional mechanics are here to provide you with the best Service and repairs in the industry. Contact us now to schedule your next visit with our team.
  
  Here to HelpNeed further assistance? Contact our Helpful team of professionals directly.
  Contact us here.
Doc’s & Manuals
- MACHINESFind Documentation and Manuals for all our Machines
  
  PUMPSFind Documentation and Manuals for all our Pumps
  
  MOTORSFind Documentation and Manuals for all our Motors
  
  See All Docs & ManualsBrowse all
  ACCESSORIES
  Find Documentation and Manuals for all Accessories
  
  PARTSFind Documentation and Manuals for all Parts
  
  PLUMBINGFind Plumbing related Documentation and Manuals
History
Testimonials
News & Updates
Contact Us

RefinEquip
Nova Pumps
Interpump
Colussi Group
History
News & Updates

Support: +61 29817 5433

Contact: Send Us an Email

Shop By Categories

Best Deals
Top 100 Offers
Latest Products
Price List
Products
- Choose a Category
  
  Pressure Cleaners
  
  Water Jetters
  
  Pumps
  
  Motors
  
  Valves
  
  Tanks
  
  Mazzoni Pump Parts
  
  See all Accessories.Discover more products
  Parts & Accessories
  
  Hoses
  
  Guns
  
  Lances
  
  Fittings
  
  Quick Couplings
  
  Batteries
  
  Hose Reels
Industries
- Car Wash
  
  Cleaning
  
  Construction
  
  Demolition
  
  Excavation
  
  House Washing
  
  Infrastructure
  
  Land Fill
  
  Become our Dealer!Schedule an appointment
  Pest Control
  
  Plumbing
  
  Restoration
  
  Roof Cleaning
  
  Sewer
  
  Ware House
  
  Waste
Mazzoni
- Industrial High Pressure
  
  Mazzoni High Pressure Pumps
  
  Mazzoni Electric Motors
  
  Mazzoni Kits & Accessories
  
  Mazzoni Hot Machines
  
  Discover our productsSee all of Mazzoni Products
  Professional Pressure Washers
  
  Mazzoni Hydraulic Machines
  
  Mazzoni Cold Machines
Resources
- Documents & ManualsFind all the documentation you need for all our products and machines we have available.
  
  Service & RepairsSee warranty details below. For more information about all our terms and conditions please visit the Customer Help page.
  
  Warranty / T&C'sOur team of professional mechanics are here to provide you with the best Service and repairs in the industry. Contact us now to schedule your next visit with our team.
  
  Here to HelpNeed further assistance? Contact our Helpful team of professionals directly.
  Contact us here.
Doc’s & Manuals
- MACHINESFind Documentation and Manuals for all our Machines
  
  PUMPSFind Documentation and Manuals for all our Pumps
  
  MOTORSFind Documentation and Manuals for all our Motors
  
  See All Docs & ManualsBrowse all
  ACCESSORIES
  Find Documentation and Manuals for all Accessories
  
  PARTSFind Documentation and Manuals for all Parts
  
  PLUMBINGFind Plumbing related Documentation and Manuals
History
Testimonials
News & Updates
Contact Us

Search for:

My Account

Returning Customer ?

Sign in

Don't have an account ?

Register

- × Remote Accelerator Actuator*
  
  Vendor:
  
  1 × $297.50
- × Interpump Gearbox Gasket RS99
  
  Vendor:
  
  1 × $11.85
- × Carburetor Assembly Honda 16100ZJ1843*
  
  Vendor:
  
  1 × $456.57
- × PA Pulsar 3 VB7/VB75 Check Valve
  
  Vendor:
  
  1 × $12.78
- × Interpump Backing Plate ORing 8-90
  
  Vendor:
  
  1 × $3.14
- × Elbow Brass 1/2" Male x 1/2" Female
  
  Vendor:
  
  1 × $14.66
- × Hose Tail Brass 1/2" Male x 1/2" Tail
  
  Vendor:
  
  1 × $5.19
- × Interpump Piston 22x95 WK355
  
  Vendor:
  
  1 × $402.40
- × Interpump Gudgeon Pin 14x31.5 T55 W203
  
  Vendor:
  
  1 × $13.38
- × Mazzoni ORing Backing Ring LMX LM
  
  Vendor:
  
  1 × $2.46
- × Socket Steel 3/8" Female x 3/8" Female
  
  Vendor:
  
  1 × $8.92
- × HMS5021BARE
  
  Vendor:
  
  1 × $7,001.00
- × Interpump WK531 29L/Min 7250psi 1450rpm Series 70
  
  Vendor:
  
  1 × $7,739.26
- × Starter Assembly Honda 28400Z5K013ZA*
  
  Vendor:
  
  1 × $152.71
- × Low Pressure Ball Valve 3/8" FF SS 1000psi 2 pcs
  
  Vendor:
  
  1 × $25.00
- × Freight Couriers Please Non Sydney 40kg
  
  Vendor:
  
  1 × $35.00
- × Battery Box Standard
  
  Vendor:
  
  1 × $47.30
- × Interpump Kit 44 Seal Oil Plunger D 35x52x7
  
  Vendor:
  
  1 × $48.15
- × Mazzoni Kit Seal 40mm LM
  
  Vendor:
  
  1 × $275.70
- × Bertolini Valve ORing KKV
  
  Vendor:
  
  1 × $3.79
- × Mazzoni Kit Cylinder 20mm MMD
  
  Vendor:
  
  1 × $62.32
Subtotal: $16,619.08

View cart Checkout

Best Deals
Top 100 Offers
Latest Products
Price List
Products
- Choose a Category
  
  Pressure Cleaners
  
  Water Jetters
  
  Pumps
  
  Motors
  
  Valves
  
  Tanks
  
  Mazzoni Pump Parts
  
  See all Accessories.Discover more products
  Parts & Accessories
  
  Hoses
  
  Guns
  
  Lances
  
  Fittings
  
  Quick Couplings
  
  Batteries
  
  Hose Reels
Industries
- Car Wash
  
  Cleaning
  
  Construction
  
  Demolition
  
  Excavation
  
  House Washing
  
  Infrastructure
  
  Land Fill
  
  Become our Dealer!Schedule an appointment
  Pest Control
  
  Plumbing
  
  Restoration
  
  Roof Cleaning
  
  Sewer
  
  Ware House
  
  Waste
Mazzoni
- Industrial High Pressure
  
  Mazzoni High Pressure Pumps
  
  Mazzoni Electric Motors
  
  Mazzoni Kits & Accessories
  
  Mazzoni Hot Machines
  
  Discover our productsSee all of Mazzoni Products
  Professional Pressure Washers
  
  Mazzoni Hydraulic Machines
  
  Mazzoni Cold Machines
Resources
- Documents & ManualsFind all the documentation you need for all our products and machines we have available.
  
  Service & RepairsSee warranty details below. For more information about all our terms and conditions please visit the Customer Help page.
  
  Warranty / T&C'sOur team of professional mechanics are here to provide you with the best Service and repairs in the industry. Contact us now to schedule your next visit with our team.
  
  Here to HelpNeed further assistance? Contact our Helpful team of professionals directly.
  Contact us here.
Doc’s & Manuals
- MACHINESFind Documentation and Manuals for all our Machines
  
  PUMPSFind Documentation and Manuals for all our Pumps
  
  MOTORSFind Documentation and Manuals for all our Motors
  
  See All Docs & ManualsBrowse all
  ACCESSORIES
  Find Documentation and Manuals for all Accessories
  
  PARTSFind Documentation and Manuals for all Parts
  
  PLUMBINGFind Plumbing related Documentation and Manuals
History
Testimonials
News & Updates
Contact Us

Search

Search for:
21

Search for:

HomeAccessoriesValvesUnloader ValvesInterpump K7.3 Unloader Valve

“Mazzoni Kit Cylinder 20mm MMD” has been added to your cart. View cart

Interpump K7.3 Unloader Valve

Accessories, Automatic Unloader Valve, Unloader Valves, Valves

Interpump K7.3 Unloader Valve

Interpump K7.3 Unloader Valve 3000psi, 25-41L/M, 3/8″

$285.12 Including Taxes

Interpump K7.3 Unloader Valve quantity

Description
Reviews
Vendor Info
More Products

Interpump K7.3 Unloader Valve 3000psi, 25-41L/M, 3/8″

SKU: IPZK7.3 Categories: Accessories, Automatic Unloader Valve, Unloader Valves, Valves Tags: Accessories, Automatic, Unloader Valves, Valves

Based on 0 reviews

0.0 overall

0

0

0

0

0

Be the first to review “Interpump K7.3 Unloader Valve” Cancel reply

Your Rating

Your Review

Name *

Email *

Save my name, email, and website in this browser for the next time I comment.

There are no reviews yet.

Vendor Information

No ratings found yet!

High Pressure Pumps, Mazzoni, Mazzoni, Pumps
XM21500
High Pressure Pumps, Mazzoni, Mazzoni, Pumps
XM21500

0 out of 5
(0)

More information coming soon.

Product is built to order (3-5 business days) Minimum

Financing Options

SKU: MZP3031008-1
$2,286.54 Including Taxes
Select options
This product has multiple variants. The options may be chosen on the product page
Compare
Honda Motor Parts
ORing 14mm Honda 91353671004*
Honda Motor Parts
ORing 14mm Honda 91353671004*

0 out of 5
(0)

SKU: CEEPORING*
$3.50 Including Taxes
Add to cart

Compare
Uncategorized
Interpump W2030 30L/M 3000psi 1450rpm Series 66
Uncategorized
Interpump W2030 30L/M 3000psi 1450rpm Series 66

0 out of 5
(0)

SKU: IPW2030
$1,984.60
Add to cart

Compare
Mazzoni, Mazzoni Motors
MEC132
Mazzoni, Mazzoni Motors
MEC132

0 out of 5
(0)

[cg_accordion title=”Typical Applications”] … [/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: 2.081.12.002, 2.081.12.029

Select options
This product has multiple variants. The options may be chosen on the product page
Compare
Valves
Interpump K3 Unloader Valve
Valves
Interpump K3 Unloader Valve

0 out of 5
(0)

Interpump K3 Unloader Valve 1500psi, 21L/M, 3/8″

SKU: IPZK3
$186.86 Including Taxes
Add to cart

Compare
High Pressure Pumps, Mazzoni, Mazzoni Pumps
PMD-CW11200
High Pressure Pumps, Mazzoni, Mazzoni Pumps
PMD-CW11200

0 out of 5
(0)

[cg_accordion title=”Typical Applications”] Aviation Industry Hotels and Apartments Cleaning Contractors Garages Retail Stores Car Detailers Office Buildings Large Workshops and Factories Car Wash [/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: P3.012.024, P3.012.031, MZP3012031

Select options
This product has multiple variants. The options may be chosen on the product page
Compare

Related products

Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Noz 1/4″M 060 Modified Thread & Hannsen
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Noz 1/4″M 060 Modified Thread & Hannsen

0 out of 5
(0)

PA Drain Nozzle 1/4″M 060 1F 8B 3650psi
PA Drain Noz 1/4″M 060 Modified Thread & Hannsen

SKU: PA25121051MMOD
$78.63 Including Taxes
Add to cart

Compare
Accessories, Foam Injector, Foamer Venturies, Nozzles, Venturies
PA Foam Injector 1/4″ BSPT M 2.5mm
Accessories, Foam Injector, Foamer Venturies, Nozzles, Venturies
PA Foam Injector 1/4″ BSPT M 2.5mm

0 out of 5
(0)

PA Foam Injector 1/4″ BSPT M 2.5mm

SKU: PA21080025
$31.86 Including Taxes
Add to cart

Compare
Accessories, Chemical Venturies, Venturies
PA Black Chemical Injector Extended 3/8″ BSP mm
Accessories, Chemical Venturies, Venturies
PA Black Chemical Injector Extended 3/8″ BSP mm

0 out of 5
(0)

PA Black Chemical Injector Extended 3/8″ BSP mm
220bar 10L/Min

SKU: PA21060012
$78.55 Including Taxes
Add to cart

Compare
Accessories, Nozzles, Sand Blaster Head
PA Sand Blasting Head Flat
Accessories, Nozzles, Sand Blaster Head
PA Sand Blasting Head Flat

0 out of 5
(0)

PA Sand Blasting Head Flat

SKU: PA25045000
$888.44 Including Taxes
Add to cart

Compare

- Show All Categories

Latest Products

18" Whirl A Way Plastic Cover $63.00 ~~$72.00~~ Including Taxes
Mazzoni Electric Motor Mec180 $6,395.07 Including Taxes
Mazzoni Electric Motor MEC132 Price range: $2,200.84 through $2,804.61 Including Taxes
Boom Arm 360* Roof Mount $930.57 Including Taxes
Interpump WW968C 15L/M 3625psi 3400rpm Series 44 $1,365.16 Including Taxes

Brands Carousel

Asturo

Bertolini

Bosch Rexroth

Briggs & Stratton

Colussi Engineering

Deodouriser

Graco

Honda

Interpump

Kohler Engines

Mazzoni

Mecline

PA

Teco

Vanguard Engines

Wagner

Wikai

Yanmar

Featured Products

Spark Arrestor Honda 30700Z0T821* $23.12 Including Taxes
Muffler/Exhaust Complete Honda 18310Z4M010* $28.28 Including Taxes
Ignition Switch Honda 35100Z6L003* $174.43 Including Taxes

Top Selling Products

PMD-CW13200
High Pressure Hose Grey 3/8" 7.1-9MT $120.00 Including Taxes
6mm SAE30R7 Fuel Line 1mt $11.00 Including Taxes

On-sale Products

Spark Arrestor Honda 30700Z0T821* $23.12 Including Taxes
Muffler/Exhaust Complete Honda 18310Z4M010* $28.28 Including Taxes
Ignition Switch Honda 35100Z6L003* $174.43 Including Taxes

Sign up to Newsletter

. . .for Product Restocks, New Releases!

Please enable JavaScript in your browser to complete this form.

Email *

Message

Got Questions ? Call us! +61 29817 5433

Contact Info

53 College Street, Gladesville, NSW, 2111

Let Us Help You

FAQ
Documents & Manuals
Price List
Refund and Returns Policy
Shipping Policy
Privacy Policy
Terms and Conditions

Get to Know Us

Find a Dealer
Become a Dealer
History
News & Updates
Testimonials
Find a Dealer
Store Directory

Customer Care

Track your Order
Customer Service
Returns/Exchange
Product Support
Financial Application
Price List
FAQs

© 2026 COLUSSI GROUP OF COMPANIES - All Rights Reserved

We Recommend

RefinEquip
Nova Pumps
Interpump
Colussi Group
News & Updates
History

My Account

My Account
Track your Order
Customer Service
Returns/Exchange
FAQs
Product Support

Customer Care

History
News & Tips
Testimonials
Store Directory
Documents & Manuals
Financial Application
Price List

About Us

FAQ’s
Warranty & T&C’s
Return Policy
Track your Order
Wishlist
Store Directory

Got Questions ? Call us! +61 29817 5433

* Name

* Email

* Phone No

Subject

* Enquiry

Sending...

Select at least 2 products
to compare

View comparison