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Sparex  |  SKU: SP-51820  |  Barcode: 51820

Sparex Imperial Bolt 5/8"x2-3/4" UNC ASME B18.2.1 High Tensile 8.8 | S.51820 0.13 kg

Regular price ¥400 JPY
Tax included Shipping calculated at checkout.

Warranty Information

Farming Parts provides a 1-year manufacturer's warranty on all Sparex products, ensuring reliability and peace of mind. This warranty covers manufacturing defects and is designed to protect your investment in high-quality parts.

  • What’s Covered: The warranty applies to defects in materials or workmanship.
  • Return Costs: Customers are responsible for the cost of returning warranty claims, except in cases where the item was recommended by our staff or incorrect.
  • Claim Process: If you believe your Sparex product is defective, please contact our support team with details of the issue and proof of purchase. We will guide you through the warranty claim process.

For additional information or assistance with warranty claims, our team is always available to help. Visit our Warranty Policy Page for more details.

Delivery and Shipping

At Farming Parts, we strive to deliver Sparex products quickly and efficiently, using reliable shipping methods and providing full transparency throughout the process.

  • Shipping Partners: We work with trusted couriers, including Royal Mail, Parcelforce, FedEx, and DHL, to ensure secure and reliable delivery.
  • Tracked Services: All shipments are sent via tracked or signed-for services, so you can monitor your order’s progress.
  • Stock Availability: While we stock a wide range of Sparex parts, some items may require transfer from Sparex’s warehouse to our stock before dispatch, which can extend shipping times slightly.
  • Direct Dispatch: For UK addresses, we may be able to dispatch products directly from Sparex’s warehouse, reducing order processing and delivery times.
  • Oversized Items: Larger items may incur additional shipping fees, which will be calculated at checkout.
  • Customs & Duties: Orders shipped outside the UK may be subject to customs duties or taxes, which are the responsibility of the customer.
  • Order Cancellations: Orders can be canceled anytime before dispatch. Once dispatched, cancellations are no longer possible.

For detailed delivery terms or further questions, please visit our Shipping Policy Page or contact our team. We’re here to help!

Customs Fees & Taxes

When purchasing Sparex products for international delivery, please consider the following regarding customs and taxes:

  • Customs Fees: Import duties and taxes are determined by your local customs authority and are not controlled by Farming Parts.
  • Customer Responsibility: Any customs fees or duties associated with your order are the responsibility of the customer.
  • Unpaid Fees: If customs charges are not paid, the goods may be returned to Farming Parts in Northern Ireland. In this case, return shipping and customs costs will be deducted from your refund, along with a 25% handling fee.
  • Duty Charges: These fees typically represent local taxes on imported goods and may vary by country.

If you are uncertain about potential customs fees, we recommend contacting our team before placing your order. For further assistance, we’re always here to help!

Returns Policy

Farming Parts is committed to ensuring customer satisfaction with all Sparex products. Our returns process is designed to be clear and straightforward:

  • Standard Returns: Returns are accepted within 14 days of receipt for unused Sparex parts and merchandise, provided they are in their original condition. All products include a 1-year manufacturer's warranty.
  • Return Costs: Customers are responsible for return postage costs, except in cases involving staff-recommended parts or incorrect items.
  • International Returns: Returns from outside the UK follow the same guidelines, but customers must cover courier and customs costs.
  • Exclusions: Items purchased as part of a stock clearance sale are non-returnable.

For more information, visit our Returns Policy Page. If you need assistance with your return, our team is here to help!

Description

The Sparex S.51820 Imperial Bolt is a premium-quality fastener engineered for strong, reliable connections in mechanical, industrial, and agricultural equipment. Designed for use in high-stress assemblies, it ensures long-lasting stability and dependable torque control across a range of machinery applications.


Manufactured to ASME B18.2.1 standards, this 5/8"x2-3/4" bolt features a UNC thread and high-tensile 8.8-grade steel construction. The coarse-thread design provides enhanced grip strength and vibration resistance, while the zinc-plated finish offers protection against rust and corrosion in harsh working environments.


Produced by Sparex, a globally recognized supplier of agricultural and engineering components, this bolt meets OEM equivalency standards and cross-references Massey Ferguson part numbers 353937X1, 15466AF, 38071PF, 369275X1, 368656X1, 40398PF, and White Oliver part number 30-1015842 — ensuring fit, durability, and trusted performance.


Ideal for mechanics, engineers, and maintenance professionals seeking high-tensile fasteners for repairs, rebuilds, and heavy-duty machinery maintenance that demand OEM-grade reliability and precision.


Key Features
?? Manufactured to ASME B18.2.1 industry standards for precision fitment
?? High-tensile 8.8-grade steel provides exceptional strength and durability
?? 5/8"x2-3/4" UNC thread ensures tight, vibration-resistant fastening
?? Zinc-plated finish delivers corrosion protection and extended service life
?? Cross-referenced with Massey Ferguson and White Oliver OEM part numbers
?? Trusted Sparex quality ensures consistent, reliable performance
?? Perfect for: Agricultural machinery, heavy-duty equipment assembly, and workshop repairs.

Specifications

  • Manufactures Specifications
    Manufactured to ASME B18.2.1 standards, this 5/8"x2-3/4" bolt features a UNC thread and high-tensile 8.8-grade steel construction. The coarse-thread design provides enhanced grip strength and vibration resistance, while the zinc-plated finish offers protection against rust and corrosion in harsh working environments.

Suitable For Information

Ideal for mechanics, engineers, and maintenance professionals seeking high-tensile fasteners for repairs, rebuilds, and heavy-duty machinery maintenance that demand OEM-grade reliability and precision.

OEM Information

Produced by Sparex, a globally recognized supplier of agricultural and engineering components, this bolt meets OEM equivalency standards and cross-references Massey Ferguson part numbers 353937X1, 15466AF, 38071PF, 369275X1, 368656X1, 40398PF, and White Oliver part number 30-1015842 — ensuring fit, durability, and trusted performance.

Additional Product Information

The Sparex S.51820 Imperial Bolt is a premium-quality fastener engineered for strong, reliable connections in mechanical, industrial, and agricultural equipment. Designed for use in high-stress assemblies, it ensures long-lasting stability and dependable torque control across a range of machinery applications.

Payment & Security

Accepted Payment Methods

  • American Express
  • Apple Pay
  • Bancontact
  • Diners Club
  • Discover
  • Google Pay
  • iDEAL
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment details are handled with the utmost security. We do not store or have access to your credit card information, ensuring your data remains safe and private.

Direct Bank Transfer

Direct bank transfer payments are available upon request. If you wish to use this method for your online order, please contact us prior to placing your order for further assistance.

?? Manufactured to ASME B18.2.1 industry standards for precision fitment
?? High-tensile 8.8-grade steel provides exceptional strength and durability
?? 5/8"x2-3/4" UNC thread ensures tight, vibration-resistant fastening
?? Zinc-plated finish delivers corrosion protection and extended service life
?? Cross-referenced with Massey Ferguson and White Oliver OEM part numbers
?? Trusted Sparex quality ensures consistent, reliable performance
?? Perfect for: Agricultural machinery, heavy-duty equipment assembly, and workshop repairs.

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