Skip to content
ALBERTA-BASED · Serving customers across Western Canadasales@northcore.parts
5I3047 Seal Repair Kit – Fits Caterpillar

NC-076438 · O-Rings, Bearings, Gaskets & Seals

5I3047 Seal Repair Kit – Fits Caterpillar

CAD 84.07

In stock

Seal Repair Kit – reference 5I3047. Catalogue-listed applications: Caterpillar 311 (serial 9LJ00001-UP), 312 (serial 6BL00001-UP, 6GK00001-UP), powered by 3054/3064 engine. 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-076438
Reference numbers
5I3047
Listed package quantity
1
Product information and configuration
Quantity indicated in catalogue: 1

Replacement part: Seal Repair Kit 5I3047 Fits Caterpillar 312. 

Configuration: Stick (Dipper) Cylinder Seal Kit Fits Caterpillar (Fits CAT) 312 ExcavatorThis hydraulic cylinder seal kit services the stick (dipper arm) cylinder on the Fits Caterpillar (Fits CAT) 312 track-type excavator. It includes all seals required to rebuild the stick cylinder and restore hydraulic performance. The kit is engineered to fit cylinders with an 80 mm rod diameter and 120 mm bore.
Specifications Application: Stick (dipper arm) cylinder 
Rod Diameter: 80 mm Bore: 120 mm Cylinder Reference: 1251546, 4I8839 Compatible Models
Fits Caterpillar (Fits CAT) Excavators: 311 (serial 9LJ00001-UP), 312 (serial 6BL00001-UP, 6GK00001-UP) - powered by 3054/3064 engine
Replaces Part Number(s):5I3047, 5I3047-ANew aftermarket replacement part - not remanufactured, not used.

Reference numbers: 5I3047

Catalogue-listed applications

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

  • Caterpillar 311 (serial 9LJ00001-UP)
  • Caterpillar 312 (serial 6BL00001-UP, 6GK00001-UP)
  • Caterpillar powered by 3054/3064 engine
Application notes
  • One New Aftermarket Replacement Stick (Dipper) Cylinder Seal Kit Fits Caterpillar (Fits CAT) 312 ExcavatorThis hydraulic cylinder seal kit services the stick (dipper arm) cylinder on the Fits Caterpillar (Fits CAT) 312 track-type excavator. It includes all seals required to rebuild the stick cylinder and restore hydraulic performance. The kit is engineered to fit cylinders with an 80 mm rod diameter and 120 mm bore.Specifications Application: Stick (dipper arm) cylinder Rod Diameter: 80 mm Bore: 120 mm Cylinder Reference: 1251546, 4I8839 Compatible Models Fits Caterpillar (Fits CAT) Excavators: 311 (serial 9LJ00001-UP), 312 (serial 6BL00001-UP, 6GK00001-UP) - powered by 3054/3064 engine Replaces Part Number(s):5I3047, 5I3047-ANew aftermarket replacement part - not remanufactured, not used.

Browse related parts

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).