{"id":5800,"date":"2026-05-10T11:11:31","date_gmt":"2026-05-10T03:11:31","guid":{"rendered":"https:\/\/xzfastener.com\/?post_type=product&p=5800"},"modified":"2026-05-19T14:50:11","modified_gmt":"2026-05-19T06:50:11","slug":"metric-zinc-plated-carbon-steel-kep-nuts-k-lock-hex-nuts-with-external-tooth-washer-for-industrial-fastening","status":"publish","type":"product","link":"https:\/\/xzfastener.com\/vi\/products\/metric-zinc-plated-carbon-steel-kep-nuts-k-lock-hex-nuts-with-external-tooth-washer-for-industrial-fastening\/","title":{"rendered":"Metric Zinc Plated Carbon Steel Kep Nuts K Lock Hex Nuts with External Tooth Washer for Industrial Fastening"},"content":{"rendered":"

Product Description<\/h1>\n

Metric Zinc Plated Carbon Steel Kep Nuts K Lock Hex Nuts with External Tooth Lock Washer<\/h2>\n

Our Metric Zinc Plated Carbon Steel Kep Nuts<\/strong>, also known as K Lock Hex Nuts with External Tooth Lock Washer<\/strong>, are designed for secure and efficient fastening in industrial assembly, machinery repair, equipment maintenance, electrical equipment, automotive parts, and general hardware applications.<\/p>\n

This product combines a standard hex nut with an external tooth lock washer<\/strong>. During tightening, the toothed washer helps improve grip on the contact surface and helps reduce loosening caused by vibration or repeated movement. Compared with using a separate nut and washer, Kep nuts help simplify installation and reduce the risk of missing washers during assembly.<\/p>\n

Made from carbon steel<\/strong> and finished with zinc plating<\/strong>, these nuts provide a clean silver-blue appearance and practical surface protection for regular industrial fastening use.<\/p>\n

\n

Product Overview<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Item<\/th>\nDescription<\/th>\n<\/tr>\n<\/thead>\n
Product Name<\/td>\nMetric Zinc Plated Carbon Steel Kep Nut<\/td>\n<\/tr>\n
Product Type<\/td>\nKep Nut \/ K Lock Nut \/ Hex Nut with External Tooth Washer<\/td>\n<\/tr>\n
Nut Shape<\/td>\nHexagon Nut<\/td>\n<\/tr>\n
Washer Type<\/td>\nExternal Tooth Lock Washer<\/td>\n<\/tr>\n
Thread Type<\/td>\nMetric Thread<\/td>\n<\/tr>\n
Material<\/td>\nCarbon Steel<\/td>\n<\/tr>\n
Surface Finish<\/td>\nZinc Plated<\/td>\n<\/tr>\n
Color<\/td>\nSilver \/ Blue-White Zinc Appearance<\/td>\n<\/tr>\n
Main Function<\/td>\nFastening with locking washer effect<\/td>\n<\/tr>\n
Application<\/td>\nIndustrial Fastening, Machinery Assembly, Equipment Repair, Automotive Parts, Electrical Equipment<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n

Key Features<\/h2>\n
    \n
  • Hex nut with external tooth lock washer<\/strong> for improved fastening stability<\/li>\n
  • Carbon steel material<\/strong> for regular industrial fastening applications<\/li>\n
  • Zinc plated surface<\/strong> for clean appearance and surface protection<\/li>\n
  • Metric internal thread<\/strong> for matching metric bolts and screws<\/li>\n
  • One-piece nut and washer combination<\/strong> helps simplify assembly<\/li>\n
  • Helps reduce the risk of washer loss during installation<\/li>\n
  • Suitable for bulk orders, repair use, production assembly, and hardware distribution<\/strong><\/li>\n<\/ul>\n
    \n

    How This Product Solves Buyer Problems<\/h2>\n

    1. Reduces Assembly Time<\/h3>\n

    The external tooth washer is combined with the hex nut, so workers do not need to install a separate washer. This helps improve assembly efficiency, especially in batch production.<\/p>\n

    2. Helps Reduce Loosening<\/h3>\n

    The external tooth washer increases grip on the mating surface during tightening. This makes the product suitable for fastening positions where vibration or movement may occur.<\/p>\n

    3. Easier Inventory Management<\/h3>\n

    Using Kep nuts can reduce the need to stock separate nuts and lock washers, helping buyers simplify purchasing and warehouse management.<\/p>\n

    4. Suitable for Metric Fastening Systems<\/h3>\n

    The metric thread design allows the nuts to be used with compatible metric bolts and screws, helping reduce mismatch problems during procurement.<\/p>\n

    5. Practical for Industrial and Repair Use<\/h3>\n

    These zinc plated carbon steel Kep nuts are suitable for machinery repair, equipment assembly, electrical equipment installation, automotive parts, and general fastening work.<\/p>\n

    \n

    C\u00e1c l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng<\/h2>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n
    Application Area<\/th>\nTypical Use<\/th>\n<\/tr>\n<\/thead>\n
    Machinery Assembly<\/td>\nUsed for equipment connection and component fastening<\/td>\n<\/tr>\n
    Equipment Repair<\/td>\nReplacement fastening parts for maintenance work<\/td>\n<\/tr>\n
    Automotive Parts<\/td>\nUsed in fastening positions requiring better locking support<\/td>\n<\/tr>\n
    Electrical Equipment<\/td>\nUsed for panel, bracket, and component installation<\/td>\n<\/tr>\n
    Industrial Production<\/td>\nSuitable for batch assembly and production lines<\/td>\n<\/tr>\n
    Hardware Distribution<\/td>\nSuitable for wholesalers and fastener resellers<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    \n

    Product Advantages for Procurement<\/h2>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n
    Buyer Requirement<\/th>\nProduct Benefit<\/th>\n<\/tr>\n<\/thead>\n
    Need nut and washer together<\/td>\nOne-piece Kep nut design simplifies assembly<\/td>\n<\/tr>\n
    Need better locking support<\/td>\nExternal tooth washer helps improve grip<\/td>\n<\/tr>\n
    Need common industrial material<\/td>\nCarbon steel is suitable for regular fastening use<\/td>\n<\/tr>\n
    Need clean silver appearance<\/td>\nZinc plated finish provides a bright surface<\/td>\n<\/tr>\n
    Need metric fastener matching<\/td>\nMetric thread works with matching metric bolts and screws<\/td>\n<\/tr>\n
    Need bulk purchasing<\/td>\nSuitable for wholesale, project, and production orders<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    \n

    Recommended Quotation Information<\/h2>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n
    Required Information<\/th>\nExample<\/th>\n<\/tr>\n<\/thead>\n
    Size<\/td>\nMetric size required by your project<\/td>\n<\/tr>\n
    Material<\/td>\nCarbon Steel<\/td>\n<\/tr>\n
    Surface Finish<\/td>\nZinc Plated<\/td>\n<\/tr>\n
    Quantity<\/td>\nQuantity for each size<\/td>\n<\/tr>\n
    Packing Requirement<\/td>\nBulk packing, small box packing, carton packing<\/td>\n<\/tr>\n
    Matching Parts<\/td>\nBolts or screws if needed<\/td>\n<\/tr>\n
    Delivery Destination<\/td>\nDestination port or full delivery address<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    \n

    FAQ<\/h2>\n

    Q1: What is a Kep nut?<\/h3>\n

    A1: A Kep nut is a hex nut combined with an external tooth lock washer<\/strong>. It is also called a K Lock Nut<\/strong>.<\/p>\n

    Q2: What material is this product made from?<\/h3>\n

    A2: This product is made from carbon steel<\/strong>.<\/p>\n

    Q3: What surface finish does this Kep nut have?<\/h3>\n

    A3: The surface finish is zinc plated<\/strong>, with a silver \/ blue-white appearance.<\/p>\n

    Q4: What is the function of the external tooth washer?<\/h3>\n

    A4: The external tooth washer helps increase grip on the contact surface and helps reduce loosening during fastening.<\/p>\n

    Q5: Can this product replace a separate nut and lock washer?<\/h3>\n

    A5: Yes. This product combines the nut and external tooth lock washer together, helping simplify assembly.<\/p>\n

    Q6: What thread type does this product use?<\/h3>\n

    A6: This product uses metric thread<\/strong>.<\/p>\n

    Q7: What applications is this product suitable for?<\/h3>\n

    A7: It is suitable for industrial fastening, machinery assembly, equipment repair, automotive parts, electrical equipment, and general hardware use<\/strong>.<\/p>\n

    Q8: What information should I provide for a quotation?<\/h3>\n

    A8: Please provide the metric size, quantity, surface finish, packing requirement, and delivery destination<\/strong>.<\/p>","protected":false},"excerpt":{"rendered":"

    Product Description Metric Zinc Plated Carbon Steel Kep Nuts K Lock Hex Nuts with External Tooth Lock Washer Our Metric Zinc Plated Carbon Steel Kep Nuts, also known as K Lock Hex Nuts with External Tooth Lock Washer, are designed for secure and efficient fastening in industrial assembly, machinery repair, equipment maintenance, electrical equipment, automotive […]<\/p>\n","protected":false},"featured_media":5801,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"fastener-coating":[33,36,95,37,94],"fastener-material":[42,43],"fastener-type":[54],"product_brand":[],"product_cat":[22,28],"product_tag":[],"class_list":{"0":"post-5800","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"fastener-coating-electroplating-zinc","7":"fastener-coating-hot-dip-galvanizing","8":"fastener-coating-natural-finish","9":"fastener-coating-original-material","10":"fastener-coating-original-material-natural-finish","11":"fastener-material-carbon-steel","12":"fastener-material-stainless-steel","13":"fastener-type-nuts","14":"product_cat-standard-fasteners","15":"product_cat-custom-non-standard-fasteners","17":"first","18":"instock","19":"shipping-taxable","20":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product\/5800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/comments?post=5800"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product\/5800\/revisions"}],"predecessor-version":[{"id":5802,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product\/5800\/revisions\/5802"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media\/5801"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/media?parent=5800"}],"wp:term":[{"taxonomy":"fastener-coating","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/fastener-coating?post=5800"},{"taxonomy":"fastener-material","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/fastener-material?post=5800"},{"taxonomy":"fastener-type","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/fastener-type?post=5800"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product_brand?post=5800"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product_cat?post=5800"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/vi\/wp-json\/wp\/v2\/product_tag?post=5800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}