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

- × Mazzoni Electric Motor Mec160
  
  Vendor:
  
  1 × $5,813.72
- × Interpump Piston 18x54 W2141 W2030 T1750 W3523
  
  Vendor:
  
  1 × $135.19
- × Battery Main Cable 1mt*
  
  Vendor:
  
  1 × $16.78
- × Hose Hook SS Hose Mounted 3/8"
  
  Vendor:
  
  1 × $50.00
- × 10mm Super Tru Blue
  
  Vendor:
  
  1 × $3.16
- × Interpump Cover Electrical Quiky Turbo 8.90
  
  Vendor:
  
  1 × $66.24
- × Elbow Steel 1/4" Male x 1/4" Male
  
  Vendor:
  
  1 × $12.71
- × Bertolini Oil Sight Glass RTI121
  
  Vendor:
  
  1 × $16.21
- × RMS3021
  
  Vendor:
  
  1 × $3,289.00
- × High Pressure Hose Grey 3/8" Under 1MT
  
  Vendor:
  
  1 × $50.00
- × Interpump Piston Screw W98
  
  Vendor:
  
  1 × $22.83
- × Silicon Carbide Mating Washer
  
  Vendor:
  
  1 × $60.00
- × PA LS12 ASP.E Foamer Blk Suction External Injector
  
  Vendor:
  
  1 × $159.29
- × Bertolini Backing Ring ORing HDL KK KT TTK RAL RAS
  
  Vendor:
  
  1 × $3.45
- × Interpump Pump Manifold Special 8.90
  
  Vendor:
  
  1 × $340.01
- × Low Pressure Ball Valve 1/4" FF SS 1000psi 2pcs
  
  Vendor:
  
  1 × $25.00
- × High Pressure Hose Grey 3/8" 3.1-5MT
  
  Vendor:
  
  1 × $120.60
- × Interpump Diaphragm Fixing Frame TX10-130
  
  Vendor:
  
  1 × $8.12
- × High Pressure Hose Grey 3/8" 15MT
  
  Vendor:
  
  1 × $225.00
- × Interpump Quick Connect Part A 1/4" F
  
  Vendor:
  
  1 × $11.12
- × Union Elbow Steel 1/4" Male x 3/8" Female
  
  Vendor:
  
  1 × $19.60
- × PA Black Chemical Injector Extended 3/8" BSP mm
  
  Vendor:
  
  1 × $78.55
- × Interpump WS162 18L/M 2300psi 1450rpm RH Series 47
  
  Vendor:
  
  1 × $1,265.65
- × Interpump Kit 170 Water Seal 20mm
  
  Vendor:
  
  1 × $165.48
- × Muffler/Exhaust Vanguard Hi-Mount 37HP
  
  Vendor:
  
  1 × $405.00
- × PA FL3 Flow Switch Modified
  
  Vendor:
  
  1 × $254.86
- × High Pressure Ball Valve FF Steel 7250psi 1/2"
  
  Vendor:
  
  1 × $55.00
- × Bertolini Valve ORing RAL2730 RAS4482 TTK3021
  
  Vendor:
  
  1 × $3.79
- × Interpump Fan Quiky Turbo 8.90
  
  Vendor:
  
  1 × $18.94
- × Interpump Kit 21 Spreaders 20mm
  
  Vendor:
  
  1 × $14.13
- × Elbow SS 1/4" F x 1/4" M 180* Mustang Root Ranger
  
  Vendor:
  
  1 × $171.00
- × Misting Cannon
  
  Vendor:
  
  1 × $4,366.00
- × Interpump Bypass Nipple K7.0
  
  Vendor:
  
  1 × $30.07
- × Interpump K9 Unloader Valve
  
  Vendor:
  
  1 × $1,094.63
- × Interpump Rotating Nozzle Rotomax 1
  
  Vendor:
  
  1 × $160.76
- × PA Sand Blaster Head 2mm
  
  Vendor:
  
  1 × $248.89
- × Insulator Packing Honda 16212Z5K000*
  
  Vendor:
  
  1 × $0.34
- × Pulley 32 x 8M x 50
  
  Vendor:
  
  1 × $46.40
- × Blaster Drain 21ltr@4300psi
  
  Vendor:
  
  1 × $14,274.00
- × PA Pulsar 4 Repair Kit
  
  Vendor:
  
  1 × $18.28
- × Mazzoni Kit Seal 20mm MMD-CW
  
  Vendor:
  
  1 × $115.70
- × Knob Reinforcement Honda 28463Z4M003*
  
  Vendor:
  
  1 × $5.02
- × Reducing Bush Brass 1 1/2" Male x 1 1/4" Female
  
  Vendor:
  
  1 × $14.75
- × PA S7 AR6.A M22 Zinc Plate Nozzle Holder Lance
  
  Vendor:
  
  1 × $63.72
- × Engine Vanguard 37HP
  
  Vendor:
  
  1 × $5,845.50
- × Blaster Petrol 17ltr@3600psi
  
  Vendor:
  
  1 × $5,984.00
- × Bertolini Ceramic Bolt TTK
  
  Vendor:
  
  1 × $11.72
- × Rectifier Assembly Honda 31750Z2E803*
  
  Vendor:
  
  1 × $208.99
- × Interpump Head Brass TT Series Valve W1 VH Version
  
  Vendor:
  
  1 × $802.99
- × Interpump Quick Connect Part B 1/4" F
  
  Vendor:
  
  1 × $28.07
- × MV Rotojet 255040 Turbo Head
  
  Vendor:
  
  1 × $124.71
- × Air Filter/Cleaner Vanguard 16HP*
  
  Vendor:
  
  1 × $59.02
- × PA Quick Connect Joiner M22
  
  Vendor:
  
  1 × $31.86
- × Pressure Gauge SS 200psi 63mm Bottom Connection
  
  Vendor:
  
  1 × $40.00
- × VMS3621
  
  Vendor:
  
  1 × $6,889.00
- × Interpump Kit 10 Backing Ring & ORing 20mm
  
  Vendor:
  
  1 × $77.77
- × Nut & Tail Brass 3/4"
  
  Vendor:
  
  2 × $19.76
- × Hannsen Snap on 1/4" Tail Male x 3/8" BSP
  
  Vendor:
  
  1 × $12.00
- × ORing Bag Qty 100
  
  Vendor:
  
  1 × $30.00
- × Hire - Whirl A Way*
  
  Vendor:
  
  1 × $50.00
- × Interpump WK155 55L/M 2175psi 1000rpm Series 70
  
  Vendor:
  
  1 × $5,921.46
- × Protector Comp Muffler/Exhaust Honda 18320ZF1H02*
  
  Vendor:
  
  1 × $6.72
- × HMS4322BD
  
  Vendor:
  
  1 × $14,248.00
- × Carburetor Gasket Honda GX620 16221ZJ1840*
  
  Vendor:
  
  1 × $3.15
- × FanCover Complete Honda GX160-GX200 19610Z4M000ZA*
  
  Vendor:
  
  1 × $59.37
- × Interpump Double Nozzle Holder 1/4"
  
  Vendor:
  
  1 × $61.85
- × MV Rotojet 400070 Turbo Head
  
  Vendor:
  
  1 × $274.40
- × Interpump Kit 113 Water Seal
  
  Vendor:
  
  1 × $187.18
- × Turbo8.90
  
  Vendor:
  
  1 × $1,687.59
- × Interpump Gearbox Gasket MPTO
  
  Vendor:
  
  1 × $35.04
- × Interpump WK355 57L/M 5075psi 1000rpm Series 71
  
  Vendor:
  
  1 × $10,857.44
- × PA VB85/280 Check Valve
  
  Vendor:
  
  1 × $21.43
Subtotal: $86,917.77

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:
73

Search for:

HomeAccessoriesValvesUnloader ValvesInterpump KR90 Unloader Valve

“PA VB85/280 Check Valve” has been added to your cart. View cart

Interpump KR90 Unloader Valve

Accessories, Automatic Unloader Valve, Unloader Valves, Valves

Interpump KR90 Unloader Valve

Interpump KR90 Unloader Valve 1300psi, 8L/M

$263.18 Including Taxes

Interpump KR90 Unloader Valve quantity

Description
Reviews
Vendor Info
More Products

Interpump KR90 Unloader Valve 1300psi, 8L/M

SKU: IPZKR90 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 KR90 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!

Uncategorized
Interpump Conrod WS3020 W2141 W2030 T1750
Uncategorized
Interpump Conrod WS3020 W2141 W2030 T1750

0 out of 5
(0)

SKU: IP66030001
$153.95 Including Taxes
Add to cart

Compare
Nozzles
MV Rotojet 400045 Repair Kit
Nozzles
MV Rotojet 400045 Repair Kit

0 out of 5
(0)

SKU: MV0204106915
$105.65 Including Taxes
Add to cart

Compare
Uncategorized
OIL VISOR PLATE PMD/PM-EDM-E3
Uncategorized
OIL VISOR PLATE PMD/PM-EDM-E3

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: MZP1.054.003
$7.38 Including Taxes
Add to cart

Compare
Hoses
Synflex Hose 1/8″ 10MT Whipline
Hoses
Synflex Hose 1/8″ 10MT Whipline

0 out of 5
(0)

SKU: CEHPHOSE1/8 10
$340.00 Including Taxes
Add to cart

Compare
Uncategorized
SPACER SHIM MMD
Uncategorized
SPACER SHIM MMD

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: MZP1.060.008
$2.46 Including Taxes
Add to cart

Compare
Mazzoni Ceramic Pistons, Mazzoni Parts, Mazzoni Pump Kits, Mazzoni Pump Parts, Parts
CERAMIC PISTON ø22 PUMP GM-1 KIT
Mazzoni Ceramic Pistons, Mazzoni Parts, Mazzoni Pump Kits, Mazzoni Pump Parts, Parts
CERAMIC PISTON ø22 PUMP GM-1 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: MZP9.004.010
$64.00 Including Taxes
Add to cart

Compare

Related products

Accessories, Nozzles, Sand Blaster Head
PA Sand Blasting Head Round
Accessories, Nozzles, Sand Blaster Head
PA Sand Blasting Head Round

0 out of 5
(0)

PA Sand Blasting Head Round

SKU: PA25046000
$676.01 Including Taxes
Add to cart

Compare
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Cleaning Nozzle ST 3 1/4″ BSP F
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Cleaning Nozzle ST 3 1/4″ BSP F

0 out of 5
(0)

PA Drain Cleaning Nozzle ST 3 1/4″ BSP F

SKU: PA25121350
$23.81 Including Taxes
Add to cart

Compare
Accessories, Car Wash, Vacuum Cleaners, Ware House
KC3005 Pressure Washer
Accessories, Car Wash, Vacuum Cleaners, Ware House
KC3005 Pressure Washer

0 out of 5
(0)

[cg_accordion title=”Typical Applications”]Professional cold water high pressure cleaner, with frame fixed on 2 pneumatic wheels plus 1 swivel. Compact, handy, ideal for every need of outdoor cleaning, versatile and high performance.[/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: 3.023.14.354

Read more

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

0 out of 5
(0)

PA Blue Chemical Injector Extended 3/8″ BSP mm
220bar 25L/Min

SKU: PA21060018
$86.10 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
6mm SAE30R7 Fuel Line 1mt $11.00 Including Taxes
Nozzle Fanjet SS 1/4" Meg 15* 070 $17.14 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 *

Website

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