--- title: "Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Screw/Nut" description: "Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Scr… — Thread Repair & Solid Threaded Inserts." url: https://engineeringhardware.com/product/light-weight-customized-multiple-sizes-stainless-steel-key-locking-insert-sleeve-pin/ source: Engineering Hardware & Fasteners --- # Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Screw/Nut [![Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Screw/Nut](https://img.engineeringhardware.com/Light-Weight-Customized-Multiple-Sizes-Stainless-Steel-Key-Locking-Insert-Sleeve-Pin-Screw-Nut.webp)](https://img.engineeringhardware.com/Light-Weight-Customized-Multiple-Sizes-Stainless-Steel-Key-Locking-Insert-Sleeve-Pin-Screw-Nut.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Inserts & Clinch Fasteners › Thread Repair & Solid Threaded Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/light-weight-customized-multiple-sizes-stainless-steel-key-locking-insert-sleeve-pin.md) Model no. **M2*0.4-L3-M4*0.7** | **US$0.98**100–999 pieces | **US$0.012**1,000+ pieces | | --- | --- | MOQ 100 pieces · Final price confirmed in your quote - **Material:** Stainless Steel, 303 304stainless Steel - **Model Number:** M2*0.4-L3-M4*0.7 - **Thread Inserts Type:** Pin Nut - **Customized Support:** ODM - **Inner Diameter:** M2 - **Inner Tooth Pitch:** 0.4 - **Length:** 3 - **Outer Diameter:** M4.5 Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Light%20Weight%20Customized%20Multiple%20Sizes%20Stainless%20Steel%20Key%20Locking%20Insert%2FSleeve%2FPin%2FScrew%2FNut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Flight-weight-customized-multiple-sizes-stainless-steel-key-locking-insert-sleeve-pin%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 | Customization | Available | | --- | --- | | Type | Self Tapping Thread Insert | | Material | Stainless Steel, 303 304stainless Steel | | Model NO. | M2*0.4-L3-M4*0.7 | | Type of The Product | Pin Nut | | Place of Origin | Henan, China | | Model Number | M2*0.4-L3-M4*0.7 | | Thread Inserts Type | Pin Nut | | Customized Support | ODM | | Product Name | Self Tapping Thread Insert | | Inner Diameter | M2 | | Product Specification | M2*0.4-L3-M4*0.7 | | Inner Tooth Pitch | 0.4 | | Length | 3 | | Outer Diameter | M4.5 | | External Tooth Spacing | 0.7 | | Kind | Light Weight | | Transport Package | PE Bag + Carton + Box | | Specification | 23X15X3 cm | | Origin | Henan, China | | HS Code | 7318140000 | | Package Size | 25.00cm * 15.00cm * 3.00cm | | Package Gross Weight | 1.087kg | | Category | [Thread Repair & Solid Threaded Inserts](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) | ## Technical parameters | Specification | Inner diameter B | internal tooth spacing | Length L | Outer diameter A | External tooth distance P | Installation bottom hole | Drilling depth | | --- | --- | --- | --- | --- | --- | --- | --- | | M2*0.4-L3-M4*0.7 | M2 | 0.4 | 3 | M4 | 0.7 | 3.40 | 4 | | M2.5*0.45-L3.8-M4.5*0.75 | M2.5 | 0.45 | 3.8 | M4.5 | 0.75 | 3.90 | 5 | | M3*0.5-L4.25-M5*0.8 | M3 | 0.5 | 4.25 | M5 | 0.8 | 4.40 | 5.5 | | M4*0.7-L5.25-M6*0.75 | M4 | 0.7 | 5.25 | M6 | 0.75 | 5.50 | 6.5 | | M5*0.8-L8-M8*1.25 | M5 | 0.8 | 8 | M8 | 1.25 | 6.90 | 9.5 | | M6*l.0-L10-M10*l.25 | M6 | 1.0 | 10 | M10 | 1.25 | 8.90 | 11.5 | | M8*1.25-L12-M12*l.25 | M8 | 1.25 | 12 | M12 | 1.25 | 10.90 | 13.5 | | M10*1.5-L14-M14*l.5 | M10 | 1.5 | 14 | M14 | 1.5 | 12.80 | 15.5 | | M10*1.25-L14-M14*l.5 | M10 | 1.25 | 14 | M14 | 1.5 | 12.80 | 15.5 | | M12*1.75-L16-M16*l.5 | M12 | 1.75 | 16 | M16 | 1.5 | 14.75 | 17.5 | | M12*1.5-L16-M16*l.5 | M12 | 1.5 | 16 | M16 | 1.5 | 14.75 | 17.5 | | M12*1.25-L16-M16*l.5 | M12 | 1.25 | 16 | M16 | 1.5 | 14.75 | 17.5 | ## Description Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Screw/Nut is part of our thread repair & solid threaded inserts range (Threaded Inserts & Clinch Fasteners). ### Key details - **Type:** Self Tapping Thread Insert - **Material:** Stainless Steel, 303 304stainless Steel - **Length:** 3 - **Type of The Product:** Pin Nut - **Place of Origin:** Henan, China - **Model Number:** M2*0.4-L3-M4*0.7 - **Thread Inserts Type:** Pin Nut - **Product Name:** Self Tapping Thread Insert Available configurations include material, model number, thread inserts type, customized support and inner diameter. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 100 pieces at US$0.012 – 0.98 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 Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Screw/Nut? The listed minimum order is 100 pieces, at US$0.012 – 0.98 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$0.98 for 100–999 pieces; US$0.012 for 1,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of Light Weight Customized Multiple Sizes Stainless Steel Key Locking Insert/Sleeve/Pin/Screw/Nut? Type: Self Tapping Thread Insert; Material: Stainless Steel, 303 304stainless Steel; Length: 3; Type of The Product: Pin Nut; Place of Origin: Henan, China; Model Number: M2*0.4-L3-M4*0.7. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, model number, thread inserts type, customized support and inner diameter. 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 thread repair & solid threaded inserts are available? The Thread Repair & Solid Threaded Inserts category lists 961 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) 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 & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Thread Repair & Solid Threaded Inserts →](https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/) [![DIN8140 Wire Screw Thread Insert Fastener for Heli Col Repair](https://img.engineeringhardware.com/DIN8140-Wire-Screw-Thread-Insert-Fastener-for-Heli-Col-Repair.webp)](https://engineeringhardware.com/product/din8140-wire-screw-thread-insert-fastener-for-heli-col-repair/) Thread Repair & Solid Threaded Inserts ### [DIN8140 Wire Screw Thread Insert Fastener for Heli Col Repair](https://engineeringhardware.com/product/din8140-wire-screw-thread-insert-fastener-for-heli-col-repair/) Common · Stainless Steel **US$0.42 – 0.48**MOQ 100 pieces [![Ingks Supply Zinc Plated Partial External Thread Insert Nut Through Hole Threaded 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Nut/Threaded Nut with High Quality](https://engineeringhardware.com/product/factory-lowest-price-of-m6-m8-insert-nut-insert-nut-threaded-nut-with-high-quality/) Pin · Negotiated **US$0.012 – 0.12**MOQ 500 pieces **US$0.012 – 0.98**MOQ 100 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Light%20Weight%20Customized%20Multiple%20Sizes%20Stainless%20Steel%20Key%20Locking%20Insert%2FSleeve%2FPin%2FScrew%2FNut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Flight-weight-customized-multiple-sizes-stainless-steel-key-locking-insert-sleeve-pin%2F)