TM 9-2920-243-34

a. Armature Assembly, Bearings, and Drive Assembly,Point of measurementOD of drive end of armature shaftArmature commutator diameterOD of commutator end of armature shaftBrush lengthOD of lever housing bearing surface-of armature shaftSpring pressure at end of 0.400-in. traveland Lever Shaft.Diameter of lever shaft holeOD of lever shaftFit of shaft in leverRigging Assembly.OD of bearingDiameter of bearing bore in commutator end housingFit of bearing in housingID of bearingFit of armature shaft in bearingd. Pinion Housing Assembly.M OD of bearingN Diameter of bearing bore in pinion housingM-N Fit of bearing in housingP ID of bearingb-P Fit of armature shaft in bearinge. Shift Housing Assembly.Rsf-STR-TOD of bearingID of bearingFit of armature shaft in bearingDiameter of bearing bore in shift housing (hidden)Fit of bearing in shift housingSizes and fitsof new parts0.7465 to 0.74702.125 to 2.1400.7495 to 0.75000.81250.8645 to 0.865018 lbs0.5020 to 0.50500.4950 to 0.50100.0010L to 0.0100L0.002 to 1.0030.998 to 1.0000.001T to 0.005T0.752 to 0.7540.0020L to 0.0045L1.002 to 1.0030.999 to 1.0010.001T to 0.004T0.749 to 0.7510.0020L to 0.0045L1.127 to 1.1280.874 to 0.8760.0090L to 0.0115L1.124 to 1.1260.001T to 0.004TTM 9-2920-243-34Wear limits0.74692.00000.74900.3120.86400.51000.48500.025L***0.75950.0090L***0.75600.0090L*0.88100.0155L**3-21