{{ totalProductsCount }}

In cart {{totalProductsCount}} item(s)

Total:
{{sum | formatAmount}}

Your cart is empty

header-product JINAN MEIDE LOCK-NUT2 B310_50 Threaded Pipe Fitting
2.99 €

JINAN MEIDE LOCK-NUT2 B310_50 Threaded Pipe Fitting

JINAN MEIDE LOCK-NUT2 B310_50 Threaded Fitting Photo 1
Keep track of price changes You keep track of price changes
Watch the price drop

Leave your address - as soon as the price of the product goes down, you'll know about it right away

You keep track of price changes

JINAN MEIDE LOCK-NUT2 B310_50 Threaded Pipe Fitting

{{email}}
You keep track of price changes

JINAN MEIDE LOCK-NUT2 B310_50 Threaded Pipe Fitting

{{email}}
{{selectedOffer && selectedOffer.price | formatAmount}}

Short description

The JINAN MEIDE LOCK-NUT2 B310_50 is a professional-grade threaded pipe fitting designed for secure connection and locking in plumbing and industrial piping systems. Engineered for durability and precise fit, this component ensures reliable performance in fluid transport applications. It is an essential element for maintaining structural integrity in threaded piping assemblies.
Available for order: 55 pcs.
Warranty: 2 Years
SKU: 4917258
Manufacturer: JINAN_MEIDE
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

{{selectedOffer.parcelStationDeliveryString}}

Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
Friday {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
08.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.25 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
08.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Together cheaper
{{product.price | formatAmount}}
{{product.title}}
{{productBundle.reference.specialPrice | formatAmount}}
{{productBundle.title}}
{{productBundlePreviousPrice | formatAmount}}
{{productBundleSpecialPrice | formatAmount}}

You saving {{productBundleYouSave | formatAmount}}

Product information

Description

The JINAN MEIDE LOCK-NUT2 B310_50 is a professional-grade threaded pipe fitting designed for secure connection and locking in plumbing and industrial piping systems. Engineered for durability and precise fit, this component ensures reliable performance in fluid transport applications. It is an essential element for maintaining structural integrity in threaded piping assemblies.

Advantages

This lock-nut provides exceptional mechanical strength and resistance to vibration, ensuring that threaded connections remain tight over extended periods of operation. Its high-quality construction allows for consistent performance under varying pressure conditions, making it a dependable choice for both residential plumbing and demanding industrial environments. The precision-engineered threads facilitate smooth installation and secure locking, minimizing the risk of leaks or loosening in critical piping segments.

Suitable for

  • Securing threaded pipe connections in plumbing systems
  • Industrial fluid transport assemblies
  • Maintenance and repair of existing piping networks
  • Locking components in place within threaded piping configurations

When it may not be suitable

This fitting is not intended for use in high-corrosion environments where specialized materials like stainless steel or plastic might be required. It is also not suitable for applications involving extreme chemical exposure or temperatures exceeding the standard rating for threaded malleable iron fittings.

Key specifications

  • Type: Threaded lock-nut
  • Material: Malleable iron
  • Application: Pipe locking and connection
  • Design: Precision-threaded for secure fit

How to use

To install the JINAN MEIDE LOCK-NUT2, ensure that the pipe threads are clean and free of debris. Thread the nut onto the pipe or fitting until it reaches the desired position. Use appropriate plumbing tools to tighten the nut securely against the mating component to lock the assembly in place. Always verify that the connection is properly aligned before applying final torque to avoid cross-threading.

What to consider before purchase

  • Compatibility with existing pipe thread standards
  • Operating pressure and temperature requirements of your system
  • Material compatibility with the fluid being transported

Usage recommendations

Regularly inspect threaded connections for signs of loosening or corrosion, especially in systems subject to frequent thermal expansion or vibration. Ensure that the correct sealing compounds or tapes are used in conjunction with the lock-nut to maintain a leak-proof seal.
All features
Weight:
0.246 kg

Description

Machine translation. Load original

Similar products

{{product.title}} Show details Hide details

{{highlightedFeature.featureTitle}}:

{{getProductFeatureValueById(product, highlightedFeature.featureId)}}

{{product.price | formatAmount}}
Might be useful
{{product.manufacturerName}}
{{product.categoryName}}
{{product.title}}
{{product.specialPrice}}
{{product.price}}

Customer reviews

Customer questions

FAQ

How much does the JINAN MEIDE LOCK-NUT2 B310_50 Threaded Fitting cost, and is it available for purchase?

The price is 2.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 55 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on Friday at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All JINAN_MEIDE products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized JINAN_MEIDE service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
shipping
Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.