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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.

Size0.25 Inch ID0.25 Inch ID
Input Pressure60 psi0.41 MPa
Radial Load Max2.75 lb12 N
Radial Stiffness0.01 lb/μin2 N/μm
Pitch Moment Max0.125 lb-in0.013 N-m
Pitch Stiffness0.20 lb-in/mil rad0.022 N-m/mil rad
Flowrate on Shaft2.25 - 3.30 SCFH1.1 - 1.6 NLPM
Air Gap at maximum recommended load150 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 Length1.25 in32 mm
Bushing Weight0.38 oz11 g
Housing Material/FinishAluminum/AnodizedAluminum/Anodized
Porous Media MaterialCarbonCarbon
Recommended Shaft Outside Diameter (OD)0.2495 in6.337 mm
Recommended Shaft Tolerance-.0002/-.0006 in (g6)-5/-14 μm (g6)
Recommended Mounting Bore Diameter0.635 in +.005/-.00016.13 mm +.13/-.00
Pressure Port ThreadsM3 x 0.5M3 x 0.5
Maximum Allowable Pressure Supply100 psi0.689 MPa
Bushing ID Speed140,000 rpm140,000 rpm
Maximum Speed164.04 ft/s50 m/s
Common Shaft MaterialsAnodized 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

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