Specification Brand : Korpek.com BulletPoint1 : Hex Machine Screw Nut: Designed to be used specifically with machine screws. Stainless nuts are used with stainless machine screws where parts are subject to corrosive conditions. Square Machine Screw Nut: Offers a greater bearing surface for wrenching BulletPoint2 : Steel: Any low carbon steel. BulletPoint3 : Stainless: 18-8 stainless steel BulletPoint4 : 【ADVANTEGE】- Cage Nuts has high bearing capacity; The installation is quick and convenient, and it can be removed and repositioned; It can also be tilted and fixed BulletPoint5 : 【PACKAGE CONTENT】- Package Content: 20 x Cage Nuts; NOTE: This product is made of carbon steel, which may rust, but it will not affect normal use! Color : M4 20pcs DriveSystem : Square ExteriorFinish : Stainless Steel,Zinc,Steel FinishType : Silver ItemName : 5-40 Square Machine Screw Nut Zinc (Pack Qty 5,000) BC-05NQ by Korpek ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 5000 ItemTypeKeyword : square-nuts Manufacturer : Korpek LLC Material : Zinc MeasurementSystem : Inch MetalType1 : Stainless Steel MetalType2 : Carbon Steel MetalType3 : Alloy Steel ModelNumber : BC-05NQ NumberOfItems : 5000 PartNumber : BC-05NQ ProductDescription : PICTURES ARE REPRESENTATIVE OF ITEM, BUT ARE NOT OF THE ACTUAL ITEM. Product dimensions, finish, head markings, thread length, stamping shape or forging shape, etc., may differ from picture. Products are guaranteed to meet the specifications to which they are manufactured. Specifications allow for tolerances in dimension and shape, which can vary from lot to lot. Hex Machine Screw Nut: Designed to be used specifically with machine screws. Stainless nuts are used with stainless machine screws where parts are subject to corrosive conditions. Square Machine Screw Nut: Offers a greater bearing surface for wrenching. Steel: Any low carbon steel.. Stainless: 18-8 stainless steel. Machine Pack Count - Margin error of +/- 5% ProductSiteLaunchDate : 2021-02-08T18:56:04.728Z Size : 1940-05-01 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnspscCode : 31161700