this Starrett 472 Screw Pitch Gage will prove useful in your work
Product Width1-1/8 in
Lens Material Glass
Non-Flammable Min Operating Temperature Range Below -100 Degrees F Shelf Life 2 yr Compatible Fluids Air
When dealing with large projects
DDS IN60.3285.7211.11TA Rotary Shaft Seal 2 Lip w/Spring, TA, Nitrile, 2.375 in ID, 3.375 in OD, 0.437 in Wd G4964854 this Starrett 472 Screw PitchRotary Shaft Seal, Design Code TA, Inside Diameter 2. 375 in, Outside Diameter 3. 375 in, Overall Width 0. 437 in, Contact Type Contact Seal, Lip Material Nitrile Rubber, Maximum Pressure 7 psi, Number of Lips 2, System of Measurement Inch, Case Coating None Seal Type Lip Seal Lip Material Nitrile Rubber Design Code TA Max. Pressure 7 psi Standards DIN 3760 Minimum Temperature 40 Degrees F System of Measurement Inch Hardness 45 HRC @ 4 m s and 55 HRC