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

- × PA VS220 Safety Valve
  
  Vendor:
  
  1 × $99.56
- × Bertolini Kit 310 Cylinder Kit KTL 2035
  
  Vendor:
  
  2 × $432.03
- × Mazzoni ORing Back Plate MMD-CW MMD-EDM-E4
  
  Vendor:
  
  1 × $4.92
- × Interpump Piston Guide W98
  
  Vendor:
  
  1 × $61.26
- × ORING BACK PLATE LM 209.14x3.53
  
  Vendor:
  
  1 × $4.92
- × MV Line Filter/Strainer 3/4" Clear
  
  Vendor:
  
  1 × $34.97
- × Blaster Diesel 31ltr@4300psi
  
  Vendor:
  
  1 × $26,964.00
- × Interpump Oil Seal 25x42x7 W98
  
  Vendor:
  
  1 × $13.47
- × Interpump Plastic Flow Guide Rotomax
  
  Vendor:
  
  1 × $4.63
- × Connector joint fan to pump 3 piece
  
  Vendor:
  
  1 × $6.01
- × AM Drain Nozzle Monster 3/8" Female 070
  
  Vendor:
  
  1 × $113.72
- × Nut & Tail Brass 1/2"
  
  Vendor:
  
  1 × $6.86
- × Remote Control 4 Channel 4 Button Complete*
  
  Vendor:
  
  2 × $1,749.28
- × Fuel Nozzle S 1.75-60
  
  Vendor:
  
  1 × $36.51
- × Blaster Electric 21ltr@3000psi
  
  Vendor:
  
  1 × $5,633.00
- × Tee Brass 1/2" Female x 1/2" Female x 1/2" Male
  
  Vendor:
  
  1 × $38.29
- × 400mm Bypass 3/8" Hose 1/2" MF Ends
  
  Vendor:
  
  1 × $50.00
- × Oil Sae 15W40 5Lt Diesel
  
  Vendor:
  
  1 × $46.00
- × Nozzle Fanjet SS 1/4" Meg 25* 060
  
  Vendor:
  
  1 × $17.14
- × Interpump Backing Plate ORing W98 Series50/44
  
  Vendor:
  
  1 × $3.75
- × Mazzoni Kit Seal 20mm GM-CW
  
  Vendor:
  
  1 × $113.23
- × Interpump Quick Connect Part B 1/4" F
  
  Vendor:
  
  1 × $28.07
- × Interpump Kit 2031 Inlet Valve (HF18) WK530
  
  Vendor:
  
  1 × $549.12
- × Interpump Piston 36x95 AB90
  
  Vendor:
  
  1 × $552.96
- × Interpump Kit 146 Water Seal
  
  Vendor:
  
  1 × $25.55
- × 12mm (1/2") Bypass plus 40 Bar Chem Spray 100mt
  
  Vendor:
  
  1 × $350.00
- × Cock Assembly Fuel Yanmar 114250-55301*
  
  Vendor:
  
  1 × $46.76
- × Interpump Dual Lance 1/4"
  
  Vendor:
  
  1 × $152.21
- × Spark Plug NGK Vanguard - BKR5E-11*
  
  Vendor:
  
  1 × $8.20
- × Interpump WS251 15L/M 3625psi 1450rpm RH Series 47
  
  Vendor:
  
  1 × $1,384.63
- × Interpump Teflon Ceramic Quiky
  
  Vendor:
  
  1 × $1.97
- × SPACER SHIM LM
  
  Vendor:
  
  1 × $2.46
- × Screw M4 Honda 90050ZE1000*
  
  Vendor:
  
  1 × $0.98
- × Interpump Piston Guide SS Series 47
  
  Vendor:
  
  1 × $47.93
- × MV Rotojet 255060 Turbo Head
  
  Vendor:
  
  1 × $124.71
- × Interpump Kit 10 Backing Ring & ORing 20mm
  
  Vendor:
  
  1 × $77.77
- × Interpump WS171 13L/M 2500psi 1450rpm RH Series 47
  
  Vendor:
  
  1 × $1,087.11
- × Interpump Flange ZFH47SB
  
  Vendor:
  
  1 × $73.47
- × PA Gearbox B31 1 1/8" 24-31 HP 30mm
  
  Vendor:
  
  1 × $856.18
- × Interpump Fan Cowl / Cover Turbo 8.90
  
  Vendor:
  
  1 × $48.15
- × Battery Marine Grade Fuse Holder with Fuse
  
  Vendor:
  
  1 × $14.80
- × Interpump WS251SX 15L/M 3625psi 1450rpm Series 47
  
  Vendor:
  
  1 × $1,384.63
- × Interpump Oil Sight Glass W2141 W2030 T1750
  
  Vendor:
  
  1 × $18.49
- × PA Gearbox B24 1" 18-24HP 24mm
  
  Vendor:
  
  1 × $696.89
- × Interpump SR Safety Valve
  
  Vendor:
  
  1 × $91.46
- × Mazzoni Spacer Shim 0.1mm GM-CW XM
  
  Vendor:
  
  1 × $2.46
- × PA Tank Hose Barb 20mm BSP 90*
  
  Vendor:
  
  1 × $6.45
- × Interpump WK155 55L/M 2175psi 1000rpm Series 70
  
  Vendor:
  
  1 × $5,921.46
- × MV Rotojet 255040 Repair Kit
  
  Vendor:
  
  1 × $72.57
- × PA Vega Gun Repair Kit
  
  Vendor:
  
  1 × $25.98
- × Interpump Kit 172 Water Seal 22mm
  
  Vendor:
  
  1 × $167.97
- × YMS5021
  
  Vendor:
  
  1 × $24,987.00
- × Low Pressure Ball Valve 1/4" FF SS 1000psi 2pcs
  
  Vendor:
  
  1 × $25.00
- × Interpump WW93B 11L/M 1300psi 2800rpm Series 51
  
  Vendor:
  
  1 × $683.55
- × ReCoila C10480450-EXHD HP 3/8"100MT Reel Only*
  
  Vendor:
  
  1 × $1,207.46
- × Socket Brass 1/4" Female x 1/4" Female Heavy Duty
  
  Vendor:
  
  1 × $4.15
- × Roller Set Polyamide 30 x 35 RP1
  
  Vendor:
  
  1 × $56.90
- × Fuel Petrol/Diesel 1lt*
  
  Vendor:
  
  1 × $2.30
- × 2 Wheel Trolley Small
  
  Vendor:
  
  1 × $184.00
- × Elbow Steel 1/4" Male x 1/4" Female
  
  Vendor:
  
  1 × $15.85
- × OIL VISOR PLATE PMD/PM-EDM-E3
  
  Vendor:
  
  1 × $7.38
- × Interpump Nozzle K7 Ø2.2
  
  Vendor:
  
  1 × $17.89
- × Interpump Lower Spring Plate TX10-130
  
  Vendor:
  
  1 × $15.06
- × Interpump Nut M14x17x3 KR
  
  Vendor:
  
  1 × $7.51
- × Interpump Motor Pump Set M12-100 Switch Only
  
  Vendor:
  
  1 × $2,049.28
- × MV Boom Bracket Wall Mount
  
  Vendor:
  
  1 × $1,097.64
- × Exhaust Pipe Ubolt
  
  Vendor:
  
  1 × $10.00
- × Interpump Quick Connect Part B 3/8" F
  
  Vendor:
  
  1 × $28.07
- × CYLINDER ø22 PUMP GM-1 KIT
  
  Vendor:
  
  1 × $86.16
- × Union Steel 1/2" Male x 3/8" Female
  
  Vendor:
  
  1 × $11.63
- × Mazzoni Kit Ceramic Piston 14mm PM-EDM-E3
  
  Vendor:
  
  1 × $37.01
Subtotal: $81,970.09

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

“Mazzoni Kit Ceramic Piston 14mm PM-EDM-E3” 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 Shaft Gauge Brass KR 90 KR
Uncategorized
Interpump Shaft Gauge Brass KR 90 KR

0 out of 5
(0)

SKU: IP36258970
$17.95 Including Taxes
Add to cart

Compare
Nozzles
MV Rotojet 400120 Repair Kit
Nozzles
MV Rotojet 400120 Repair Kit

0 out of 5
(0)

SKU: MV0204106990
$105.65 Including Taxes
Add to cart

Compare
Guns
PA RL37 Gun
Guns
PA RL37 Gun

0 out of 5
(0)

SKU: PA30120000
$92.71 Including Taxes
Add to cart

Compare
Foamer
PA LS12 ASP.E Foamer Blu Suction External Injector
Foamer
PA LS12 ASP.E Foamer Blu Suction External Injector

0 out of 5
(0)

SKU: PA25184525
$159.29 Including Taxes
Add to cart

Compare
Uncategorized
Interpump Conrod TT Pump Series 51
Uncategorized
Interpump Conrod TT Pump Series 51

0 out of 5
(0)

SKU: IP51030122
$76.19 Including Taxes
Add to cart

Compare
Honda Motor Parts
Ignition Switch Honda 35100Z6L013*
Honda Motor Parts
Ignition Switch Honda 35100Z6L013*

0 out of 5
(0)

SKU: CEEPIGNITION7*
$187.76 Including Taxes
Add to cart

Compare

Related products

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

0 out of 5
(0)

PA Red Chemical Injector Extended 3/8″ BSP mm
220bar 15L/Min

SKU: PA21060014
$89.60 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, 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, Multi Function, Nozzles
PA HL280 Variable Spray Nozzle 050
Accessories, Multi Function, Nozzles
PA HL280 Variable Spray Nozzle 050

0 out of 5
(0)

PA HL280 Variable Spray Nozzle 050

SKU: PA25095050
$89.60 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
HMS5021DS $15,066.00 Including Taxes
SEALS ø18 PUMP PMD-CW KIT $100.93 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 *

Email

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