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

- × Pigtail 1/4" 1mt
  
  Vendor:
  
  1 × $5.00
- × PA LS12 Foam Injector 1.5mm
  
  Vendor:
  
  1 × $99.50
- × Nozzle Penciljet SS 1/4" Meg 0* 70
  
  Vendor:
  
  1 × $17.14
- × Interpump Flange ZF070
  
  Vendor:
  
  1 × $48.03
- × Heat Pad Insulation 295mm
  
  Vendor:
  
  1 × $40.47
- × Interpump Spring Gauge Cover KR
  
  Vendor:
  
  1 × $2.98
- × Mazzoni Kit Seal 18mm PMD
  
  Vendor:
  
  1 × $77.91
- × PA VB80/280 Check Valve
  
  Vendor:
  
  1 × $15.59
- × Rod Push Honda 14410Z1D000*
  
  Vendor:
  
  1 × $7.01
- × Boot Viton Ceramic ME-C-23CUP
  
  Vendor:
  
  1 × $15.00
- × Interpump K5 Unloader Valve
  
  Vendor:
  
  2 × $209.01
- × Interpump K7.2 Unloader Valve
  
  Vendor:
  
  1 × $285.12
- × PA Black Chemical Injector Extended 3/8" BSP mm
  
  Vendor:
  
  1 × $78.55
- × Interpump Backing Ring ORing W98 Series 50/44
  
  Vendor:
  
  1 × $1.36
- × Transfer Fuel Pump 3V*
  
  Vendor:
  
  1 × $25.00
- × Blaster Petrol 20ltr@5000psi
  
  Vendor:
  
  1 × $10,451.00
- × Swivel Steel 3/8" 90* 5000 psi
  
  Vendor:
  
  1 × $79.85
- × High Pressure Hose Grey 3/8" 20MT
  
  Vendor:
  
  1 × $295.00
- × YMS3015
  
  Vendor:
  
  1 × $8,947.00
- × PA Drain Nozzle 1/4"M 040
  
  Vendor:
  
  1 × $35.46
- × Blaster Diesel 19.5ltr@5000psi
  
  Vendor:
  
  1 × $27,551.00
- × Hose Tail Brass 1/2" Male x 1/2" Tail
  
  Vendor:
  
  2 × $5.19
- × Muffler/Exhaust Complete Honda 18310Z4V010*
  
  Vendor:
  
  1 × $54.57
- × Nut & Tail Brass 1/4" Female x 5/6" Tail
  
  Vendor:
  
  1 × $3.82
- × Interpump Motor Fan 3-5.5HP TX10-130
  
  Vendor:
  
  1 × $30.75
- × MV Quick Coupling ARF 3P Part B 1/4" M
  
  Vendor:
  
  1 × $23.07
- × Plug Brass 1/2" Male BSPT
  
  Vendor:
  
  1 × $4.04
- × Bertolini Ceramic Piston 20mm RAL RAS
  
  Vendor:
  
  1 × $137.92
- × Elbow Steel 3/8" Male x 1/2" Male
  
  Vendor:
  
  1 × $27.28
- × Interpump K7.0 Unloader Valve
  
  Vendor:
  
  1 × $285.12
- × Oil Sight Glass Aluminum
  
  Vendor:
  
  1 × $15.00
- × PA S3 Lance SS 900mm
  
  Vendor:
  
  1 × $67.70
- × Mazzoni Kit Cylinder 20mm MMD
  
  Vendor:
  
  1 × $62.32
- × 240V HP Hose & Gun Kit
  
  Vendor:
  
  1 × $112.00
- × Nozzle Fanjet SS 1/4" Meg 15* 050
  
  Vendor:
  
  1 × $17.14
- × Blaster Bare 20ltr@5000psi
  
  Vendor:
  
  1 × $8,474.00
- × Connector One Side 1-8 Pin Harness Plug*
  
  Vendor:
  
  1 × $6.50
- × Interpump Detergent Knob W1 KR
  
  Vendor:
  
  1 × $5.99
- × Bertolini Piston Carrier KK - KT TTK
  
  Vendor:
  
  1 × $144.81
- × International Transfer Charge
  
  Vendor:
  
  1 × $35.00
- × PA VS240 Safety Valve
  
  Vendor:
  
  1 × $65.71
- × Interpump Teflon Ring D 45 BKX
  
  Vendor:
  
  1 × $28.03
- × CYLINDER ø22 PUMP GM-1 KIT
  
  Vendor:
  
  2 × $86.16
- × Socket Brass 1/2" Female x 1/2" Female
  
  Vendor:
  
  1 × $6.64
- × Union Steel 1/2" Male x 1/2" Female
  
  Vendor:
  
  1 × $13.69
- × PA VT6 Thermo Protector Valve 1/2"M
  
  Vendor:
  
  1 × $36.44
- × Hose Reel Mini Clip
  
  Vendor:
  
  1 × $5.00
- × Engine Vanguard 16HP Electric Start with Tank
  
  Vendor:
  
  1 × $2,417.20
- × MV Rotojet 400100 Turbo Head
  
  Vendor:
  
  1 × $274.40
- × PA UR50 Rotating Nozzle 055
  
  Vendor:
  
  2 × $1,246.56
- × Dual ActionThermostat with Inline Switch
  
  Vendor:
  
  2 × $114.06
- × SP Pump Body
  
  Vendor:
  
  1 × $450.00
- × Interpump Head Aluminium T88
  
  Vendor:
  
  1 × $637.51
- × PA Sand Blasting Head Flat
  
  Vendor:
  
  1 × $888.44
- × Shims Brass 10 Thou
  
  Vendor:
  
  1 × $2.00
- × Hose Hook SS Hose Mounted 3/8"
  
  Vendor:
  
  1 × $50.00
- × Bracket Honda Ignition/Hour Meter 31614Z6L000*
  
  Vendor:
  
  1 × $18.00
- × Hire - HP Water Blaster 20+HP*
  
  Vendor:
  
  1 × $200.00
- × Interpump Kit 157 Valve Cap Kit TT
  
  Vendor:
  
  1 × $186.96
- × Mazzoni Spacer Shim 0.05mm MMD
  
  Vendor:
  
  1 × $2.46
- × Water Tank 55Lt Bare
  
  Vendor:
  
  1 × $280.00
- × Interpump Backing Plate ORing 8-90
  
  Vendor:
  
  1 × $3.14
- × High Pressure Ball Valve 3Way Steel 5880psi 3/8"
  
  Vendor:
  
  1 × $257.23
- × KAPPA43 Diaphragm 090350
  
  Vendor:
  
  1 × $100.00
- × Interpump Taper Roller Bearing W425
  
  Vendor:
  
  1 × $139.03
- × Spark Arrester Honda 30700ZJ1003*
  
  Vendor:
  
  1 × $17.87
- × MV High Pressure Filter/Strainer
  
  Vendor:
  
  1 × $36.66
- × Nipple Brass 1/4"Male x 1/4"Male
  
  Vendor:
  
  1 × $2.33
- × Blaster Hot 15ltr@3000psi
  
  Vendor:
  
  1 × $7,011.00
- × Interpump VHT4721 21L/M 2320psi 1450rpm RH Shaft
  
  Vendor:
  
  1 × $2,258.63
- × High Pressure Hose Grey 3/8" 20MT Compact
  
  Vendor:
  
  1 × $295.00
- × Jet Set Pilot 45 Honda 99204ZE00450*
  
  Vendor:
  
  1 × $27.85
- × Mazzoni Kit Ceramic Piston 15mm MMD-EDM-E4
  
  Vendor:
  
  1 × $38.95
- × Hose Tail Brass 3/4" Male x 1/2" Tail
  
  Vendor:
  
  1 × $11.67
- × Shims Brass 4 Thou
  
  Vendor:
  
  1 × $2.00
- × 12mm (1/2") Bypass plus 40 Bar Chem Spray 1mt
  
  Vendor:
  
  1 × $4.00
- × PA VB80/400 Repair Kit
  
  Vendor:
  
  1 × $31.54
- × Tee Brass 1/4" Female x 1/4" Female x 1/4" Female
  
  Vendor:
  
  1 × $4.20
- × Union Steel 3/8" Male x 3/8" Female
  
  Vendor:
  
  1 × $8.25
- × Fuel Tank Poly 30lt*
  
  Vendor:
  
  1 × $300.00
Subtotal: $77,018.79

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:
85

Search for:

HomeAccessoriesValvesUnloader ValvesInterpump K7.3 Unloader Valve

“Fuel Tank Poly 30lt*” 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!

Bertolini Spare Parts, Parts, Uncategorized
Bertolini Kit 152 Cylinder Kit RAL
Bertolini Spare Parts, Parts, Uncategorized
Bertolini Kit 152 Cylinder Kit RAL

0 out of 5
(0)

SKU: BEKIT152
$581.67 Including Taxes
Add to cart

Compare
Kits & Accessories, Mazzoni
Mazzoni ORing Valve XM
Kits & Accessories, Mazzoni
Mazzoni ORing Valve XM

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: MZP4005023
$2.46 Including Taxes
Add to cart

Compare
Novapumps
Nova Pump SP Electric 240V Silicon
Novapumps
Nova Pump SP Electric 240V Silicon

0 out of 5
(0)

SKU: NPESPS
$2,450.00 Including Taxes
Add to cart

Compare
Kits & Accessories, Mazzoni
CERAMIC PISTON D.20 PUMP LM KIT
Kits & Accessories, Mazzoni
CERAMIC PISTON D.20 PUMP LM KIT

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: MZP9004024
$132.93 Including Taxes
Add to cart

Compare
Accessories, Nozzles, Sand Blaster Head
PA Sand Blaster Head 2mm
Accessories, Nozzles, Sand Blaster Head
PA Sand Blaster Head 2mm

0 out of 5
(0)

PA Sand Blaster Head 2mm

SKU: PA25000020
$248.89 Including Taxes
Add to cart

Compare
400 BAR Turbo, Accessories, Nozzles, Turbo Nozzel
MV Rotojet 400055 Turbo Head
400 BAR Turbo, Accessories, Nozzles, Turbo Nozzel
MV Rotojet 400055 Turbo Head

0 out of 5
(0)

SKU: MV0204006925
$274.40 Including Taxes
Add to cart

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, Drain Nozzles, Nozzles, Retro Jet
PA Drain Nozzle 1/4″M 040
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Nozzle 1/4″M 040

0 out of 5
(0)

PA Drain Nozzle 1/4″M 040 1F 3B 3650psi

SKU: PA25120151
$35.46 Including Taxes
Add to cart

Compare
Accessories, Nozzles, Sand Blaster Head
PA Sand Blaster 1.6mm
Accessories, Nozzles, Sand Blaster Head
PA Sand Blaster 1.6mm

0 out of 5
(0)

PA Sand Blaster 1.6mm

SKU: PA25000016
$248.89 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

- 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
Super Swivel Steel 1/2" F NPT $218.00 Including Taxes
Tema 2500 Tail Male 1/4" BSP $12.00 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 *

Phone

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