--- title: "DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts" description: "DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts — Nylon-Insert & All-Metal Lock Nuts. MOQ 1,000 pieces, US$0.12 – 0.18." url: https://engineeringhardware.com/product/din-981-lock-nuts-round-slotted-rolling-bearing-locknuts/ source: Engineering Hardware & Fasteners --- # DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts [![DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts](https://img.engineeringhardware.com/DIN-981-Lock-Nuts-Round-Slotted-Rolling-Bearing-Locknuts.webp)](https://img.engineeringhardware.com/DIN-981-Lock-Nuts-Round-Slotted-Rolling-Bearing-Locknuts.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/din-981-lock-nuts-round-slotted-rolling-bearing-locknuts.md) Model no. **TGYLM** | **US$0.18**1,000–9,999 pieces | **US$0.14**10,000–19,999 pieces | **US$0.12**20,000+ pieces | | --- | --- | --- | MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Round - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 5 8 10 Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20DIN%20981%20Lock%20Nuts%20Round%20Slotted%20Rolling%20Bearing%20Locknuts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fdin-981-lock-nuts-round-slotted-rolling-bearing-locknuts%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 | Carbon Steel | | Type | Round Head | | Model NO. | TGYLM | | Connection | Common Bolt | | Head Style | Round | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 5 8 10 | | Weight | Customized | | Delivery Time | 3-30days Depends on Quantities | | Transport Package | Carton+Pallet | | Specification | fine thread M8-M60 support customized size | | Origin | Zhejiang, China | | HS Code | 7318151001 | | Production Capacity | 500000/Month | | Category | [Nylon-Insert & All-Metal Lock Nuts](https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-nuts/) | ## Technical parameters | Name | Din 981 Lock Nuts Round Slotted Rolling Bearing Locknuts | | --- | --- | | Place of Origin | Wenzhou, Zhejiang, China | | Size | fine thread M8-M60 | | Finish | Oxidized blackening or phosphating or electrogalvanizing or dacromet zinc-aluminum coating | | Head Type | round head | | Material | Carbon Steel Q235 45# 40cr SCM435 | | Grade | 5 8 10 | | Standard | DIN981,GB810 ,etc | | Non-standards | OEM is available, according to drawing or physical samples | | Samples | Samples are free and shipping cost by your side | | Package | Bulk in master cartons, then on pallets, or according to customers' requirement. | | Payment | T/T, L/C | ## Description DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts is part of our nylon-insert & all-metal lock nuts range (Nuts). ### Key details - **Type:** Round Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Carbon Steel - **Grade:** 5 8 10 - **Head Style:** Round - **Connection:** Common Bolt - **Weight:** Customized Available configurations include material, head style, standard and grade. 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$0.12 – 0.18 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 DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts? The listed minimum order is 1,000 pieces, at US$0.12 – 0.18 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$0.18 for 1,000–9,999 pieces; US$0.14 for 10,000–19,999 pieces; US$0.12 for 20,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of DIN 981 Lock Nuts Round Slotted Rolling Bearing Locknuts? Type: Round Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel; Grade: 5 8 10; Head Style: Round; Connection: Common Bolt. 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 and grade. 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/) [![DIN 1587 DIN 917 DIN 986 M12 1.5 Connector Hex Flange Nylock Domed Hex Cap Nuts Stainless Steel Dome Acorn Nut](https://img.engineeringhardware.com/DIN-1587-DIN-917-DIN-986-M12-1-5-Connector-Hex-Flange-Nylock-Domed-Hex-Cap-Nuts-Stainless-Steel-Dome-Acorn-Nut.webp)](https://engineeringhardware.com/product/din-1587-din-917-din-986-m12-1-5-connector-hex-flange-nylock-domed-hex-cap-nuts/) Nylon-Insert & All-Metal Lock Nuts ### [DIN 1587 DIN 917 DIN 986 M12 1.5 Connector Hex Flange Nylock Domed Hex Cap Nuts Stainless Steel Dome Acorn Nut](https://engineeringhardware.com/product/din-1587-din-917-din-986-m12-1-5-connector-hex-flange-nylock-domed-hex-cap-nuts/) Hexagon Head · DIN, ANSI, GB, JIS, GOST, BSW **US$0.096 – 0.14**MOQ 10,000 pieces 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