Skip to content
ALBERTA-BASED · Serving customers across Western Canadasales@northcore.parts
1S5159 Precleaner – Fits Caterpillar
1S5159 Precleaner – Fits Caterpillar – additional image 21S5159 Precleaner – Fits Caterpillar – additional image 31S5159 Precleaner – Fits Caterpillar – additional image 41S5159 Precleaner – Fits Caterpillar – additional image 51S5159 Precleaner – Fits Caterpillar – additional image 61S5159 Precleaner – Fits Caterpillar – additional image 7

NC-002191 · Pre-Cleaner & Air Cleaner Parts

1S5159 Precleaner – Fits Caterpillar

CAD 38.88

In stock

Precleaner – reference 1S5159. Catalogue-listed applications: Caterpillar 416, 416B, 426, 426B, 428, 428B, 436. View photos, specifications, CAD pricing and delivery options from NorthCore.

Standard delivery: 3–7 business days. Other services and estimates are shown at checkout. Minimum online order: CAD 100 in parts, excluding shipping and tax. Add this part to your cart to calculate delivery and review your order.

Ask about this part

Part specifications and references

NorthCore code
NC-002191
Reference numbers
1S5159, 3Y1603, 7F7562, 8H2021, 9F0904, 9Y9431, 9Y9433, V9Y9431
Listed package quantity
1
Product information and configuration
Quantity indicated in catalogue: 1

Replacement part: Precleaner 3Y1603 9F0904 9Y9431 9Y9433 7F7562 Fits Caterpillar (Fits CA. 

Configuration: Plastic Air Pre-Cleaner Assembly Fits Caterpillar (Fits CAT) Equipment
This air pre-cleaner assembly mounts vertically on top of the air intake stack and removes the majority of dust, debris, and airborne contaminants from incoming air before it reaches the main air cleaner and engine. Designed for backhoes, track-type tractors, compactors, and telescopic handlers operating in demanding construction and agricultural environments, this plastic cyclonic precleaner is a direct replacement Fits Caterpillar (Fits CAT) OEM part numbers 8H2021 and 9Y9431. Fits any Fits Caterpillar model equipped with a 3" air intake stack.
Specifications
Inlet Inner Diameter: 3 1/8" (79mm)
Intake Size: 3"
Material: Plastic
Mounting Orientation: Vertical, top of air intake stack
Compatible Models
Fits Caterpillar Backhoe Loaders: 416, 416B, 426, 426B, 428, 428B, 436, 436B, 438, 438B
Fits Caterpillar Track-Type Tractors: D3C III, D3G, D4C III, D4G
Fits Caterpillar Compactors: CP-323C, CS-323C
Fits Caterpillar Crawler Loaders / Track-Type Loaders: 910, 931B, 931C, 933, 933C, 955C
Fits Caterpillar Telescopic Handlers / Rough Terrain Forklifts: RT50, RT50SA, RT60, RTC60
Note: Also fits any Fits Caterpillar or compatible machine equipped with a 3" air intake stack.
Replaces Part Number(s):
1S5159, 3Y1603, 7F7562, 8H2021, 9F0904, 9Y9431, 9Y9433, V9Y9431
Aftermarket Interchange Numbers
361-1718 (superseded number), 1F5727, AT170950
New aftermarket replacement part - not remanufactured, not used.

Reference numbers: 1S5159, 3Y1603, 7F7562, 8H2021, 9F0904, 9Y9431, 9Y9433, V9Y9431

Catalogue-listed applications

Use these as reference information. Check the part numbers, specifications and any application restrictions against your equipment.

  • Caterpillar 416
  • Caterpillar 416B
  • Caterpillar 426
  • Caterpillar 426B
  • Caterpillar 428
  • Caterpillar 428B
  • Caterpillar 436
  • Caterpillar 436B
  • Caterpillar 438
  • Caterpillar 438B
  • Caterpillar D3C III
  • Caterpillar D3G
  • Caterpillar D4C III
  • Caterpillar D4G
  • Caterpillar CP-323C
  • Caterpillar CS-323C
  • Caterpillar 910
  • Caterpillar 931B
  • Caterpillar 931C
  • Caterpillar 933
  • Caterpillar 933C
  • Caterpillar 955C
  • Caterpillar RT50
  • Caterpillar RT50SA
  • Caterpillar RT60
  • Caterpillar RTC60
Application notes
  • One New Aftermarket Replacement Plastic Air Pre-Cleaner Assembly Fits Caterpillar (Fits CAT) Equipment
  • This air pre-cleaner assembly mounts vertically on top of the air intake stack and removes the majority of dust, debris, and airborne contaminants from incoming air before it reaches the main air cleaner and engine. Designed for backhoes, track-type tractors, compactors, and telescopic handlers operating in demanding construction and agricultural environments, this plastic cyclonic precleaner is a direct replacement Fits Caterpillar (Fits CAT) OEM part numbers 8H2021 and 9Y9431. Fits any Fits Caterpillar model equipped with a 3" air intake stack.
  • Note: Also fits any Fits Caterpillar or compatible machine equipped with a 3" air intake stack.
  • Aftermarket Interchange Numbers
  • New aftermarket replacement part - not remanufactured, not used.

Browse related parts

Other listings with this reference

These are separate offers. Compare each listing’s specifications, package details and price.

NORTHCORE EQUIPMENT SUPPLY

Search the parts catalogue

Browse equipment parts, compare prices and order online. By part number · By category · By equipment make

Prices in CADDelivery across Canada

Minimum parts order: CAD 100 · Shipping and taxes calculated at checkout

THE CATALOGUE

All parts

Loading parts…

MORE THAN A CATALOGUE

Can’t see the part you need?

Tell us what you’re looking for. We’ll work on finding it.

Part details
Shipping and taxes calculated at checkout.Minimum online order: CAD 100 in parts.

Choose your part using the listed numbers and specifications. Availability, shipping and taxes are checked at checkout.

Listed applications
Your parts cart

Your parts cart

Your cart is saved on this device for 30 days. Prices and availability are checked again when you order.

Review your parts and quantities, then continue to delivery and payment.

Delivery and applicable taxes are calculated at checkout.

Need help with this order? Send an enquiry

Send a parts enquiry

Send your request directly to NorthCore. Your selected parts and quantities are included automatically. Machine details are optional.

For kits and packs, tell us the number of units or packs needed. We’ll confirm exactly what is included.

We’ll reply by email. Sending this enquiry does not create an order or take payment.

By sending, you ask NorthCore to contact you about this enquiry. Your details are processed through Formspree, which may process information outside Canada. No marketing signup. Privacy Notice.
PARTS SOURCING

WE CAN HELP

Can’t find your part?

Send us the part number or a description. Our team will look for options and reply by email.

Parts request

Tell us what you need. Only three fields are required (*). Send your request here — no email app needed.

Add machine & company details (optional)
Have photos or a nameplate?
Email them to sales@northcore.parts using the same name and part details. This form sends text only.

We’ll review your details and reply by email. No order or payment is created.

By sending, you ask us to contact you about this enquiry. Your details are processed through Formspree, which may process information outside Canada. No marketing signup. Read our Privacy Notice (new tab) and Terms & Ordering (new tab).