ARMY TM 5-6115-612-34 NAVY AG -320B0-MME-000 1-7. TABULATED DATA (cont) Table 1-1.  Repair and Replacement Standards Component Manufacturer Tolerance Desired Clearance Maximum Allowable Maximum Allowable Minimum Maximum Minimum Maximum Wear Clearance ENGINE BACKSCHROUD (Dwg #107606) Overall Length 1.568 1.576 Major OD (B) 7.3150 7.3160 Inside Diameter 7.025 7.035 Surface -A- Flatness 2.500 2.502 Diameter (C) 0.001 BEARING HOUSING (Dwg #101403) Bearing bore 1.8506 1.8511 Major OD 3.1870 3.1873 Seal ID 1.3195 1.3200 Overall length 2.055 2.065 Surface -A- Flatness 0.001 COMBUSTION CHAMBER Major OD 9.650 9.660 Inside Diameter 5.31 5.32 COMBUSTION CHAMBER CASE (Dwg #101418) Overall length 8.47 8.49 Major OD (D) 11.776 11.796 Inside Diameter (C) 10.758 10.760 Surface -A- Flatness 0.002 Surface - Runout 0.020 Surface -B- Diameter 10.900 10.902 Perpendicular to -A- 0.001 Surface -G- Parallel to -A- 0.008 COMPRESSOR WHEEL & SHAFT (Dwg #101682) Wheel Major OD (A) 6.300 6.310 Shaft Inside Diameter (B) 0.6255 0.6260 Shaft Inside Diameter (C) 0.6658 Wheel blades Nicks and Blade clearance to hsg 0.014 0.016 scratches Side clearance to hsg 0.009 0.05 0.002 Surface -C- Perpendicular to 0.002 Centerline Dimension -D- 3.355 3.365 Dimension -E- 3.892 3.908 Dimension -G- 1.076 1.078 DIFFUSER SET (Dwg #101580) Surface -A- Flatness 0.005 Surface -C- Parallel to -A- 0.001 DIFFUSER CAP (Dwg #107582) Diameter -A- Flatness 0.002 Diameter -B- 3.3565 3.3570 Diameter -C- 2.492 2.494 Diameter -D- 1.80 1.82 Change 4  1-7