Specification Brand : Carr Lane Manufacturing BulletPoint1 : A: 5/8-11 BulletPoint2 : Initial End Force: 4-1/2 BulletPoint3 : Final End Force: 9 BulletPoint4 : B: 63/64 BulletPoint5 : C: .096 ItemName : CL-80-BP-1 Carr Lane Manufacturing Ball Plunger, Steel Body: Thread 5/8-11 ItemTypeKeyword : ball-nose-spring-plunger Manufacturer : Carr Lane Manufacturing Material : steel Material1 : Stainless Steel Material2 : Steel MeasurementSystem : inch PartNumber : CL-80-BP-1 ProductDescription : Self-contained ball-and-spring device available in many sizes and forces. Available in steel, stainless steel, or Delrin½, all with a stainless steel ball. Locking element holds the unit securely in place after installation (steel and stainless only). Install and/or adjust from either end (when using the slot at the ball end, install with a Plunger Wrench to avoid over-compressing the spring). Note: the three smallest sizes, and all Delrin sizes, have no slot at the ball end. Made in USA. ProductSiteLaunchDate : 2013-12-19T23:54:51.157Z SupplierDeclaredDgHzRegulation : unknown