{"product_id":"regular-split-lock-washers-m4-size-medium-carbon-s","title":"Regular Split Lock Washers M4 Size Medium Carbon Steel Black Oxide Finish Heavy Duty Fasteners For Automotive And Machinery Pack Of 20000 Tough As Nails Build Durable Corrosion Resistant","description":"\u003cdiv\u003eM4 Regular Split Washers - Black Oxide, 20k Pack\u003cbr\u003e\n✔️ M4, 0.90mm thick, ID 4.1-4.4mm, OD 7.6mm, black oxide \u003cp\u003eRegular Split Lock Washers in M4 size made from medium carbon steel with black oxide finish, sold in a pack of 20000 for heavy-duty automotive and machinery applications. These washers are designed to distribute load and resist loosening under vibration. Suitable with bolts up to class 12.9 and are traceable to manufacturer.\u003c\/p\u003e \u003cp\u003e✅ Inside diameter: 4.1-4.4mm\u003cbr\u003e✅ Outside diameter: 7.6mm\u003cbr\u003e✅ Thickness: 0.90mm\u003cbr\u003e✅ Material: Medium carbon steel, black oxide finish\u003cbr\u003e✅ Size: M4, pack of 20000\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a split lock washer used for in mechanical assemblies and how does a black oxide M4 washer help secure fasteners?\u003c\/p\u003e\n\u003cp\u003eThis handy guide explains the basics and practical benefits.\u003c\/p\u003e\n- improves vibration resistance for bolt assemblies\n- helps maintain clamp load under dynamic conditions\n- suitable for bolts up to class 12.9 and harsh environments\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48042166616299,"sku":"VXB0184SOWJO","price":734.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51q7GFhednL_c3b3cd37-9e47-4062-b8d8-b0a744b91c92.jpg?v=1775237995","url":"https:\/\/vxb.com\/products\/regular-split-lock-washers-m4-size-medium-carbon-s","provider":"VXB Bearings","version":"1.0","type":"link"}