NAME: Socket Shoulder Screws
DESACRIPTIONS: A hex socket head screw with an enlarged, unthreaded, cylindrical shoulder under the head, the diameter of which serves as the basis for the derivation of the nominal size.
APPLICATIONS: For rotation or sliding applications, such as pulley shafts, in punch and die work, or for use as a bearing pin. Shoulder screws are also referred to as "stripper bolts".
MATERIAL:Shoulder screws shall be made fabricated from an alloy steel having one or more of the following elements: chromium, nickel, molybdenum or vanadium, in sufficient quantity to assure the hardness specified
Stainless steel and Alloy FASTENERS--Socket Head bolts and Screws
Socket shoulder screws
High-strength alloy steel, and several different stainless steel alloys, among others.
|Surface treatment:||Plain, Steel Mandrel Material, Zinc Clear|
Wide variety of lengths
50000000 pcs / month
Socket shoulder screws are used in many tool and die applications as well as stationary guides, pulley shafts, moving shafts, or pivots.
|Socket shoulder screws|
|Minimum Ordering Quantity||5000 pcs|
|Delivery Date Quantity||5000 pcs|
|Estimated time||3 days|
Fastener Type: Socket Shoulder Screw
Size Description: 1 1/4"-7/8-9 x 2 1/4"
Diameter/Nominal Size: 1 1/4"
Length: 2 1/4"
Thread Pitch: 7/8-9
Thread Pitch Type: Coarse
Thread Direction: Right
System of Measurement: Inch
Grade: 170 KSI Alloy Steel (Grade 9)
Material: Alloy Steel
Finish: Thermal Black Oxide
Head Type: Cylindrical
Drive Type: Internal Hex
Average Piece Weight:
Shoulder screws have a long, unthreaded, cylindrical shoulder that allows for the rotation of attached parts. Shoulder screws socket head enables high torque fastening with limited clearance. Shoulder screws are measured by the length and diameter of the shoulder. The length of the thread is not included in the specified length measurement.