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S300601S300601 – 0.25 Inch ID Air Bushing

0.25 Inch ID Air Bushing

0.25 Inch ID Air Bushing

New Way’s English Air Bushing line offers a variety of standard English shafting sizes which are designed to meet your applications. The specifications shown below for 0.25 inch air bushings define its performance capabilities. These porous media bushings are an inexpensive way to achieve frictionless linear motion. They compare favorably with conventional rolling element bearings across virtually every performance characteristic, and are easy to apply, replace or change.

Title Specifications
Size 0.25 Inch ID0.25 Inch ID
SKU S300601S300601
Input Pressure 60 psi0.41 MPa
Radial Load Max 2.75 lb12 N
Radial Stiffness 0.01 lb/μin2 N/μm
Pitch Moment Max 0.125 lb-in0.013 N-m
Pitch Stiffness 0.20 lb-in/mil rad0.022 N-m/mil rad
Flowrate on Shaft 2.25 - 3.30 SCFH0.97 - 1.43 NLPM
Air Gap at maximum recommended load 150 micro-inches4 microns
Bushing Inside Diameter (ID) 0.2502 in +.0002/-.00006.355 +0.005/-0.000 mm
Bushing Outside Diameter (OD) 0.6 in15 mm
Bushing Length 1.25 in32 mm
Bushing Weight 0.38 oz11 g
Housing Material/Finish Aluminum/AnodizedAluminum/Anodized
Porous Media Material CarbonCarbon
Recommended Shaft Outside Diameter (OD) 0.2495 in6.337 mm
Recommended Shaft Tolerance -.0002/-.0006 in (g6)-5/-14 μm (g6)
Recommended Mounting Bore Diameter 0.635 in +.005/-.00016.13 mm +.13/-.00
Pressure Port Threads M3 x 0.5M3 x 0.5
Maximum Allowable Pressure Supply 100 psi0.689 MPa
Bushing ID Speed 140,000 rpm140,000 rpm
Resolution InfiniteInfinite
Maximum Speed 164.04 ft/s50 m/s
Common Shaft Materials Anodized aluminum, stainless steel, nickel plated steel, ceramics, glassAnodized aluminum, stainless steel, nickel plated steel, ceramics, glass


Mounting Details for 0.25 Inch ID Air Bushing

Stainless Steel Shaft
S90S010-xxx – 0.25″ Diameter

End Mounts
S8006E01 – 0.25″ Diameter

Mounting Blocks
S8006P02 – 0.25″ I.D.

Replacement “O” Rings for Bushings
S90RG2-014 – 0.25″

Air Fittings
All M3 Thread Size Air Fittings

Learn More About the Porous Media Difference