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Part Number
3H6622
CAPSCREW
Category: — | Fits: C18, G3616, G3608, 3406E, 3606, 3608, 3616, G3612
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Fits Equipment Models (8)
3406E 3606 3608 3616 C18 G3608 G3612 G3616

CAT 3H6622 CAPSCREW fits Caterpillar 3406E, 3606, 3608, 3616, C18, G3608 and 2 more models. Available for order at WSTPARTS.

Replaceable OEM Parts (Compatible Models)
No OEM replacement record. Contact us
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CAT 3H6622 CAPSCREW for C18 Caterpillar Part - WSTPARTS

The 3H6622 CAPSCREW is a genuine and high-quality OEM replacement part compatible with Caterpillar C18, G3616 and G3608 equipment. It is categorized under Electrical System. 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.

3H6622 CAPSCREW for Caterpillar C18 — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement CAPSCREW (Part # 3H6622). Designed for CAT C18, G3616, G3608, 3406E, 3606, 3608, 3616, G3612 equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT C18, G3616, G3608, 3406E, 3606, 3608, 3616, G3612
  • ✔ 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)3H6622
Product NameCAPSCREW
BrandCAT
Applicable ModelsC18, G3616, G3608, 3406E, 3606, 3608, 3616, G3612
Weight0.05 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 3H6622 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 C18.

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

Frequently Asked Questions
What equipment does 3H6622 fit?
CAT 3H6622 CAPSCREW fits 8 Caterpillar equipment models including 3406E, 3606, 3608, 3616, C18, verified against Caterpillar parts manuals and confirmed orders.
Is 3H6622 a genuine CAT part?
WSTPARTS supplies genuine CAT parts as well as quality-tested aftermarket alternatives. Contact our sales team for current availability and options for 3H6622.
How can I order 3H6622?
Add 3H6622 to the inquiry cart or contact us with your equipment model and serial number. We ship worldwide and support part number verification.

Parts DiagramG3616

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G3616 · COOLING SYSTEM · 246-6159 CAT parts diagram
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12W-4555MANIFOLD-WATER
22W-5022FLANGE
32W-5023GASKET
42W-5031TUBE
52W-5032TUBE
67C-7480ORIFICE
77E-0596MANIFOLD-WATER
87E-1424MANIFOLD-WATER
97W-2152ELBOW
107W-3270GASKET
117W-3275ELBOW
127W-5841ELBOW
137W-5842ELBOW
147W-6849ELBOW
157W-6851ELBOW
167W-6947TUBE
178N-3639RETAINER
188N-3640RING-RETAINING
198T-6758PLUG-PIPE
200S-1588BOLT (3/8-16X1.25-IN)
210S-1591BOLT (3/8-16X1.5-IN)
220S-1594BOLT (3/8-16X1-IN)
230T-0573BOLT (3/8-16X2.75-IN)
241A-5964BOLT (3/8-16X4.5-IN)
252N-0475SEAL-O-RING
263H-6622BOLT (3/8-16X1.25-IN)
273V-3308WASHER-HARD (10.2X20.5X2.5-MM THK)
286V-3250SEAL-O-RING
296V-4356CLIP (SLOT)
306V-4357CLIP (TAB)
316V-5063SEAL-O-RING
326V-5065SEAL-O-RING
336V-5066SEAL-O-RING
346V-5139SEAL-O-RING
356V-6809SEAL-O-RING
367F-3425BOLT (3/8-16X5.75-IN)
378T-6762PLUG-PIPE
389L-9132WASHER (10.2X25.5X2.5-MM THK)
399S-4183PLUG-O-RING
409S-4191PLUG-O-RING
419S-6130PLUG
426W-7451VALVE (MANUAL BALL)
433B-7272NIPPLE-PIPE
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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