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Part Number
3B4618
COTTER PIN
Category: — | Fits: 345C, 345B, 365B, 325C, 325D, 330D, 3512, 320C, 320D, 330C, 345D
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Status Stok Available (Contact for Inquiry)
Replaceable OEM Parts (Compatible Models)
No OEM replacement record. Contact us
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CAT 3B4618 COTTER PIN for 345C Caterpillar Part - WSTPARTS

WSTPARTS supplies the 3B4618 COTTER PIN, a CAT Pin/Bushing replacement part designed for Caterpillar 345C, 345B and 365B applications. It is categorized under Pin/Bushing. Every unit is fitment-verified before dispatch, backed by factory-direct pricing and warranty coverage. Contact our parts team with your machine serial number for a fast quotation.

3B4618 COTTER PIN for Caterpillar 345C — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement COTTER PIN (Part # 3B4618). Designed for CAT 345C, 345B, 365B, 325C, 325D, 330D, 3512, 320C, 320D, 330C, 345D equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT 345C, 345B, 365B, 325C, 325D, 330D, 3512, 320C, 320D, 330C, 345D
  • ✔ Meets Caterpillar original quality and performance standards
  • ✔ Genuine CAT parts with anti-counterfeit label | OEM alternatives with warranty
  • ✔ Available for order, contact for lead time

Specifications

Part Number (MPN)3B4618
Product NameCOTTER PIN
BrandCAT
Applicable Models345C, 345B, 365B, 325C, 325D, 330D, 3512, 320C, 320D, 330C, 345D
Weight0.05 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 3B4618 the right part for my machine?
Match the part number on your old part, or send us your equipment serial number — WSTPARTS verifies fitment free of charge for CAT 345C.

Genuine vs OEM replacement — what is the difference?
Genuine CAT parts carry an anti-counterfeit label. OEM equivalents are built to the same specifications, bench-tested and supplied with full warranty at a better price.

Stock, shipping and warranty?
Lead time confirmed on request; we quote the fastest available option. Every order is covered by a 12-month warranty.

📞 Get a Quote: Contact the WSTPARTS parts team | Email: cat@wstparts.com

Parts Diagram330D

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330D · FRAME AND BODY · 278-3810 CAT parts diagram
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11R-9958FASTENERIn stock
24I-0117FASTENER
37Y-2853SPACER
48T-4192BOLT (L=25mm)
58T-4139BOLT (L=30mm)
68T-4183BOLT (L=40mm)
73B-4618COTTER
85P-1076WASHER
97Y-2854SPACER
108T-4121WASHER
118T-4189BOLT (L=20mm)
128T-4224WASHER
Quality Guarantee
Warranty Period 12 months / under normal use
After-sales Response Response within 24h, solution within 48h
Return Policy Return or exchange within 7 days of receipt (original packaging required)
Quality Inspection 100% inspected before shipment; inspection report on request
Technical Support Free installation guidance; engineer support online
📦 Packaging
Packing Method Genuine or neutral packaging available
Protective Packing Shock-proof & moisture-proof materials
Part Number Label Individual part number label
Customization Custom carton marking supported
After-Sales Service Process
01
Contact Us
Describe issue / send photos
02
Engineer Review
Solution within 24h
03
Confirm Solution
Return, repair or replacement
04
Case Closed
Send-back / re-ship / refund
Apply for After-Sales Service
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✉️Emailcat@wstparts.com
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