Specification Brand : Aexit BulletPoint1 : Product Name: Belleville Spring; Package Content: 2pcs x Belleville Spring BulletPoint2 : Main Color: Copper Tone; Material: 60Si2MnA BulletPoint3 : Weight: 317g; Outer Diameter: 70mm/2.8" BulletPoint4 : Inner Diameter: 31mm/1.22''; Thickness: 7mm/0.28'' (a75bbd22-2b17-11ea-990f-4cedfbbbda4e BulletPoint5 : quality: DIN6976 (: DIN6976 Color : Multi-Colour DriveSystem : Phillips ExteriorFinish : Copper ExternallyAssignedProductIdentifier1 : 5024763203350 ExternallyAssignedProductIdentifier2 : 05024763203350 ItemName : Aexit 70mm Outer Dia 31mm Inner Diameter 7mm Thickness Belleville Springs Washer 2pcs (f0826ffe631cd5c5720bfaa000e0c82b) ItemPackageDimensions_Height : 15 centimeters ItemPackageDimensions_Length : 4.2 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : belleville-washers Manufacturer : Aexit Material : Other MeasurementSystem : Metric MetalType : Copper ModelNumber : modle NumberOfItems : 100 NumberOfPieces : 2 PackageLevel : unit PartNumber : 9ce8d645-2a46-952caadcd6506d ProductDescription : Aexit 70mm Outer Dia 31mm Inner Diameter 7mm Thickness Belleville Springs Washer 2pcs (f0826ffe631cd5c5720bfaa000e0c82b) Surface Treatment: Add lubricating oil after phosphoric acid treatment. Features: Belleville springs can also be called disc springs,are conically formed annular discs, which are loaded in the axia_l direction. It offers a well-developed solution to many engineering problems through a unique combination of high force in a small space.It can be used as a single disc or arranged in stacks. Application: Belleville springs are widely used in mechanical products, such as press machine, artillery, aircraft and other heavy machinery,it can also be used as compression springs for automobile and tractor. Description in French 70mm Diamètre Extérieur 31mm Diamètre Intérieur 7mm Épaisseur Belleville Springs Rondelle 2pcs Nom du produit: Belleville Spring; Contenu de l'emballage: 2pcs x Belleville Spring Couleur principale: Ton cuivre; Matériel: 60Si2MnA Poids: 317g; Diamètre extérieur: 70mm / 2.8' ' Diamètre intérieur: 31mm / 1.22' '; Épaisseur: 7mm / 0.28' ' : DIN6976