--- title: "Heavy Black A194 2h Hex Nut" description: "Heavy Black A194 2h Hex Nut — Hex & Other Standard Nuts. Material: 42CrMo, Standard: DIN, ANSI, A194, A194. MOQ 1,000 pieces, US$0.36." url: https://engineeringhardware.com/product/heavy-black-a194-2h-hex-nut/ source: Engineering Hardware & Fasteners --- # Heavy Black A194 2h Hex Nut [![Heavy Black A194 2h Hex Nut](https://img.engineeringhardware.com/Heavy-Black-A194-2h-Hex-Nut.webp)](https://img.engineeringhardware.com/Heavy-Black-A194-2h-Hex-Nut.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/heavy-black-a194-2h-hex-nut.md) Model no. **A194** US$0.36 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** 42CrMo - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, A194, A194 - **Grade:** 2hm/2h, 2hm 2h - **Size:** From 3/4" to 5", M18-M64 All Sizes - **Package Size:** 113.00cm * 86.00cm * 58.00cm - **Standard Terms:** FOB ,CIF, EXW Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Heavy%20Black%20A194%202h%20Hex%20Nut%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fheavy-black-a194-2h-hex-nut%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 | 42CrMo | | Type | Hexagon Head | | Model NO. | A194 | | Connection | B7 Stud | | Head Style | Hexagonal | | Standard | DIN, ANSI, A194, A194 | | Grade | 2hm/2h, 2hm 2h | | Size | From 3/4" to 5", M18-M64 All Sizes | | Sample | Contact Us | | Transport Package | 25kg/Carton, 36carton/Pallet | | Specification | A194 | | Origin | China | | HS Code | 7318160000 | | Production Capacity | 1000ton /Month | | Package Size | 113.00cm * 86.00cm * 58.00cm | | Package Gross Weight | 25.000kg | | Pre-production | Dimensional checks on samples | | Pre-shipment | Full batch inspection including | | Standard Terms | FOB ,CIF, EXW | | Payment Methods | SWIFT | | Category | [Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) | ## Technical parameters | Standard | Heavy Black A194 2h Hex Nut | | --- | --- | | Size | From M8 to M64 all sizes | | Grade | 8.8,10.9,12.9 | | Surface finishing | Hot Galvanizing, Black, Color-Zinc, Blue-White Zin | ## Description Heavy Black A194 2h Hex Nut is part of our hex & other standard nuts range (Nuts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, A194, A194 - **Material:** 42CrMo - **Grade:** 2hm/2h, 2hm 2h - **Size:** From 3/4" to 5", M18-M64 All Sizes - **Head Style:** Hexagonal - **Connection:** B7 Stud - **Pre-production:** Dimensional checks on samples Available configurations include material, head style, standard, grade 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$0.36 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 Heavy Black A194 2h Hex Nut? The listed minimum order is 1,000 pieces, at US$0.36 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 Heavy Black A194 2h Hex Nut? Type: Hexagon Head; Standard: DIN, ANSI, A194, A194; Material: 42CrMo; Grade: 2hm/2h, 2hm 2h; Size: From 3/4" to 5", M18-M64 All Sizes; 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 material, head style, standard, grade 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 hex & other standard nuts are available? The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-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 Hex & Other Standard Nuts →](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) [![ASTM A194 High Strength Carbon Steel 2h Heat Treatment Hex Nuts](https://img.engineeringhardware.com/ASTM-A194-High-Strength-Carbon-Steel-2h-Heat-Treatment-Hex-Nuts.webp)](https://engineeringhardware.com/product/astm-a194-high-strength-carbon-steel-2h-heat-treatment-hex-nuts/) Hex & Other Standard Nuts ### [ASTM A194 High Strength Carbon Steel 2h Heat Treatment Hex Nuts](https://engineeringhardware.com/product/astm-a194-high-strength-carbon-steel-2h-heat-treatment-hex-nuts/) Hexagon Head · DIN, ANSI, GB, JIS **US$0.012 – 0.024**MOQ 1,000 pieces [![Dongyi Lq-300 Gas Cocoa Bean Roaster Machine Nuts Roasting Machine with Large Cooling Mixing Tray/Chicken Roasting 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