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YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
Specifications
Description

YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt

Product Overview

The YNF17708 12mm Spline Bolt is a precision-engineered fastener designed for construction machinery, excavators, and industrial equipment. With a 12mm spline head, M12 thread, and internal hex drive, this bolt provides secure fastening, high torque transmission, and long-lasting durability under heavy-duty working conditions.

Key Features

  • 12mm spline head with internal hex (Allen / Hex Socket) for stable tightening

  • Thread specification: M12 × standard pitch

  • Available lengths: 40mm / 51.5mm

  • Manufactured from high-strength alloy steel

  • Resistant to shear, vibration, and mechanical stress

  • Precision-machined for accurate fit and leak-free fastening

  • Suitable for hydraulic components, machinery joints, and structural assemblies

  • Direct OEM-equivalent replacement bolt

Technical Specifications
Parameters Details
OEM/ODM Acceptable
MOQ 1 Piece
Brand OEM
Product Name Bolt
Packaging Details Neutural Packing
Shipment DHL FEDEX TNT EMS UPS
Availablity In stock
Color Customized
Application Excavator
Packaging Plastic bag
Applications

  • Excavators and construction machinery

  • Hydraulic cylinder mounting points and structural assemblies

  • Industrial machinery requiring high-torque fasteners

  • Maintenance, repair, and machinery assembly operations

Support and Services

  • Thread and size verification before shipment

  • OEM matching based on old sample or part number

  • Long-term supply for repair shops and distributors

  • Technical guidance for installation

Packing and Shipping

  • Individually packed in anti-rust, moisture-proof bags

  • Export-standard cartons for safe transport

  • Optional neutral or YNF-branded packaging

  • Supports mixed shipments with other parts

Frequently Asked Questions

Q1: Can this bolt replace the OEM part directly?
A: Yes, it is produced to OEM-equivalent standards.

Q2: Is the bolt heat-treated?
A: Yes, all spline bolts are heat-treated for strength and durability.

Q3: Can I order mixed lengths in one shipment?
A: Yes, mixed lengths (40mm & 51.5mm) are supported.



YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket BoltYNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt

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YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt

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YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt
YNF17708 12mm Spline Bolt M12-40(51.5) Hex Socket Bolt

GUANGZHOU XIEBANG MACHINERY CO., LTD

Verified Supplier
1 Years
guangzhou
Since 1993
Business Type :
Manufacturer, Exporter, Trading Company, Seller
Main Products :
Excavator Spare Parts, Excavator Coupling, Excavator Seal Kits
Total Annual :
1,500,000-1,800,000
Employee Number :
80~120
Certification Level :
Verified Supplier
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