--- title: "Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Indexing Plunger" description: "Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Ind… — Other Machine & Custom Screws. MOQ 3 units, US$1.19 – 3.59." url: https://engineeringhardware.com/product/knurled-knob-self-locking-retractable-index-spring-load-plunger-locking-spring-screw/ source: Engineering Hardware & Fasteners --- # Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Indexing Plunger [![Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Indexing Plunger](https://img.engineeringhardware.com/Knurled-Knob-Self-Locking-Retractable-Index-Spring-Load-Plunger-Locking-Spring-Screw-Indexing-Plunger.webp)](https://img.engineeringhardware.com/Knurled-Knob-Self-Locking-Retractable-Index-Spring-Load-Plunger-Locking-Spring-Screw-Indexing-Plunger.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/knurled-knob-self-locking-retractable-index-spring-load-plunger-locking-spring-screw.md) Model no. **VCN230** US$1.19 – 3.59 / unit MOQ 3 units · Final price confirmed in your quote - **Material:** Stainless Steel - **Surface Finishing:** Zinc Plated - **Customized:** Customized - **Single Package Size:** 5.09X2.86X2.86.Cm - **Packing:** Carton - **Model Number:** Vcn230 - **Package Size:** 15.00cm * 10.00cm * 10.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Knurled%20Knob%20Self-Locking%20Retractable%20Index%20Spring%20Load%20Plunger%20Locking%20Spring%20Screw%20Indexing%20Plunger%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fknurled-knob-self-locking-retractable-index-spring-load-plunger-locking-spring-screw%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 | | --- | --- | | Material | Stainless Steel | | Surface Finishing | Zinc Plated | | Model NO. | VCN230 | | Certification | ISO, CE | | Customized | Customized | | Usage | Widely Usage | | Selling Units | Single Item | | Delivery Time | 3-10 Days | | Keyword | Load Plunger | | Sample | Offered | | Single Package Size | 5.09X2.86X2.86.Cm | | Service | 24 Hours Customer Service | | Place of Origin | Guangdong, China | | MOQ | 10PCS | | Packing | Carton | | Product Name | Vcn230 | | Single Gross Weight | 0.084 Kg | | Model Number | Vcn230 | | Transport Package | Carton | | Specification | customized | | HS Code | 7318240000 | | Production Capacity | 1000000/Week | | Package Size | 15.00cm * 10.00cm * 10.00cm | | Package Gross Weight | 0.100kg | | Category | [Other Machine & Custom Screws](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) | ## Technical parameters | Material | Steel | | --- | --- | | Product name | VCN230 | | Application | Machinery | | Packing | Carton | | MOQ | 10PCS | | Delivery time | 3-10 Days | | Keyword | Load Plunger | | Service | 24 Hours Customer Service | | Sample | Offered | | Usage | Widely Usage | ## Description Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Indexing Plunger is part of our other machine & custom screws range (Screws). ### Key details - **Material:** Stainless Steel - **Certification:** ISO, CE - **Surface Finishing:** Zinc Plated - **Usage:** Widely Usage - **Selling Units:** Single Item - **Keyword:** Load Plunger - **Single Package Size:** 5.09X2.86X2.86.Cm - **Service:** 24 Hours Customer Service Available configurations include material, surface finishing, customized, single package size and packing. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 3 units at US$1.19 – 3.59 per unit. 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 Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Indexing Plunger? The listed minimum order is 3 units, at US$1.19 – 3.59 per unit. 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 Knurled Knob Self-Locking Retractable Index Spring Load Plunger Locking Spring Screw Indexing Plunger? Material: Stainless Steel; Certification: ISO, CE; Surface Finishing: Zinc Plated; Usage: Widely Usage; Selling Units: Single Item; Keyword: Load Plunger. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, surface finishing, customized, single package size and packing. 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 other machine & custom screws are available? The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) 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 Other Machine & Custom Screws →](https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/) [![Hex-Key Reinforced Thumb Head Screws for Ultimate Torque and Hand Operation](https://img.engineeringhardware.com/Hex-Key-Reinforced-Thumb-Head-Screws-for-Ultimate-Torque-and-Hand-Operation.webp)](https://engineeringhardware.com/product/hex-key-reinforced-thumb-head-screws-for-ultimate-torque-and-hand-operation/) Other Machine & Custom Screws ### [Hex-Key Reinforced Thumb Head Screws for Ultimate Torque and Hand Operation](https://engineeringhardware.com/product/hex-key-reinforced-thumb-head-screws-for-ultimate-torque-and-hand-operation/) Round Head · ANSI, BSW, JIS, Customized **US$0.24**MOQ 100,000 pieces [![Elegant Golden Aluminum Screw Lamp with 6 Beads for Soft Yellow 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