--- title: "Theftproof Lock Nut with Spring and Ball for Transmission Tower" description: "Theftproof Lock Nut with Spring and Ball for Transmission Tower — Nylon-Insert & All-Metal Lock Nuts. MOQ 1,000 pieces, US$0.078 – 2.34." url: https://engineeringhardware.com/product/theftproof-lock-nut-with-spring-and-ball-for-transmission-tower/ source: Engineering Hardware & Fasteners --- # Theftproof Lock Nut with Spring and Ball for Transmission Tower [![Theftproof Lock Nut with Spring and Ball for Transmission Tower](https://img.engineeringhardware.com/Theftproof-Lock-Nut-with-Spring-and-Ball-for-Transmission-Tower.webp)](https://img.engineeringhardware.com/Theftproof-Lock-Nut-with-Spring-and-Ball-for-Transmission-Tower.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/theftproof-lock-nut-with-spring-and-ball-for-transmission-tower.md) Model no. **M16** US$0.078 – 2.34 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 5.6 - **Surface Treatment:** HDG - **Size:** M16-M24 - **Material:** Carbon Steel Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Theftproof%20Lock%20Nut%20with%20Spring%20and%20Ball%20for%20Transmission%20Tower%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ftheftproof-lock-nut-with-spring-and-ball-for-transmission-tower%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Model NO. | M16 | | --- | --- | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 5.6 | | Surface Treatment | HDG | | Item | Lock Nut with Security | | Size | M16-M24 | | Samples | Yes | | OEM | Yes | | Warranty | 1 Year | | Delivery Time | Normal 7-10days | | Application | Transmission Tower | | Feature | Best Secruity Lock | | Transport Package | Wooden Boxes with Jute Bag | | Origin | China | | HS Code | 731816 | | Production Capacity | 500000PCS | | Customization | Available | | Material | Carbon Steel | | Type | Hexagon Head | | Theftproof lock nut product specification | product name | | pls noted | other size can be customed. | | type | there are security measures can be taken | | Anti-theft nut benefical | it not only help you to solve above headache problem,but also help you save the expensive maintenace charge. | | Category | [Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) | ## Technical parameters | product name | hex theftproof lock nut with 2 balls | | --- | --- | | size | M10~M30 | | material | carbon steel | | feature | high quality material, long reinforcement& anti-corrosion time | | application | Outdoor public facilities against bolt loosening and sabotage | ## Description Theftproof Lock Nut with Spring and Ball for Transmission Tower is part of our nylon-insert & all-metal lock nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Carbon Steel - **Grade:** 5.6 - **Size:** M16-M24 - **Head Style:** Hexagonal - **Surface Treatment:** HDG - **Connection:** Common Bolt Available configurations include head style, standard, grade, surface treatment and size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$0.078 – 2.34 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for Theftproof Lock Nut with Spring and Ball for Transmission Tower? The listed minimum order is 1,000 pieces, at US$0.078 – 2.34 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of Theftproof Lock Nut with Spring and Ball for Transmission Tower? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel; Grade: 5.6; Size: M16-M24; Head Style: Hexagonal. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include head style, standard, grade, surface treatment and size. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other nylon-insert & all-metal lock nuts are available? The Nylon-Insert & All-Metal Lock Nuts category lists 2,493 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Nylon-Insert & All-Metal Lock Nuts →](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) [![Keps Lock Nut Nylon Lock Nut](https://img.engineeringhardware.com/Keps-Lock-Nut-Nylon-Lock-Nut.webp)](https://engineeringhardware.com/product/keps-lock-nut-nylon-lock-nut/) Nylon-Insert & All-Metal Lock Nuts ### [Keps Lock Nut Nylon Lock Nut](https://engineeringhardware.com/product/keps-lock-nut-nylon-lock-nut/) Hexagon Head With Flange · DIN, ANSI, GB, JIS, GOST, BSW **US$0.012**MOQ 1,000 pieces [![Hotsale M8-M150 2h Heavy Hex Nuts, Flange Nuts, Nlyon Lock Nuts, Castle Nuts, Structural 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