Two-Piece Shaft Collar, 1.3125″ ID, 2 1/8″ OD, Black Oxide Steel, GC SP-21-F is a precision-engineered collar designed for optimal shaft clamping in various mechanical systems. Manufactured from black oxide steel, it provides strength, corrosion resistance, and reliable performance in demanding conditions.
This shaft collar features a two-piece design that facilitates easy installation and adjustment without removing other components from the shaft. It is equipped with alloy steel forged clamp screws to ensure secure fastening, while the black oxide finish enhances its durability and wear resistance.
Specifications:
- Bore (B1): 1.3125 in
- Bore Tolerance: +0.0020 in / +0.0005 in
- Outer Diameter (OD): 2 1/8 in
- Clearance Diameter (C) MAX: 2.351 in
- Width (W): 0.563 in
- Width Tolerance: +0.003 in / -0.010 in
- Recommended Gap: 0.063 in
- Recommended Shaft Tolerance: +0.0000 in / -0.0005 in
- Fastening Hardware:
- Forged Clamp Screw: 1/4-28
- Screw Material: Alloy Steel
- Hex Wrench Size: 3/16 in
- Screw Finish: Black Oxide
- Seating Torque: 170 lb-in
- Screw Location (R): 0.859 in
- Number of Screws: 2 ea
- Temperature Range: -40°F to 350°F (-40°C to 176°C)
