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Part Number
9F2978
NUT
Category: | Fits: 3516B, 3306, G3508, 3126B, 3406C, 3406E, 3412C
List Price
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Replaceable OEM Parts (Compatible Models)
No OEM replacement record. Contact us
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CAT 9F2978 NUT for 3516B Caterpillar Part - WSTPARTS

9F2978 NUT is a Bolt/Nut component engineered for Caterpillar 3516B, 3306 and G3508 machines, built to match original factory specifications. It is categorized under Bolt/Nut. 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.

9F2978 NUT for Caterpillar 3516B — Genuine & OEM Replacement Part

WSTPARTS supplies genuine and high-quality OEM replacement NUT (Part # 9F2978). Designed for CAT 3516B, 3306, G3508, 3126B, 3406C, 3406E, 3412C equipment.

Compatible Models

Key Features

  • ✔ 100% compatible with CAT 3516B, 3306, G3508, 3126B, 3406C, 3406E, 3412C
  • ✔ 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)9F2978
Product NameNUT
BrandCAT
Applicable Models3516B, 3306, G3508, 3126B, 3406C, 3406E, 3412C
Weight0.05 kg
ConditionNew (Genuine / OEM Equivalent)
Warranty12 Months

FAQ

Is 9F2978 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 3516B.

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 Diagram3126B

Select model:
100%
3126B · COOLING SYSTEM · 208-3038 CAT parts diagram
Scroll to zoom · Drag to pan
Sel 0
17C-8627RADIATOR AS
29F-2978NUT-WELD (3/8-16 THD)
34K-9097NUT-WELD (5/16-18 THD)
48T-6764PLUG-PIPE (1/8-27 NPTF THD)
56L-8617CAP-RADIATOR
67C-8386AFTERCOOLER AS
79B-7237BOLT (3/8-16X1.25IN)In stock
88T-4896WASHER-HARD (2.5MM THK)
94L-6454BOLT (3/8-16X1.0IN)
104M-6425BOLT (5/16-18X1IN)
117X-0579WASHER-HARD (2.0MM THK)
127E-6086BAR AS
138T-6765PLUG-PIPE (1/4-18 NPTF THD)In stock
148T-6762PLUG-PIPE (1/2-14 NPTF THD)
158T-1133SEAL (1.5 METER)
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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