INTERNAL FLUSH GAGES

Details

Size Thread Form T. P. I. T. P. F. Pitch Diameter Standoff Tolerance
IF 2-3/8(NC26) V-0.065 4 1:6 67.767 15.875±0.100
IF 2-7/8(NC31) 80.848
IF 3-1/2(NC38) 96.723
IF 4(NC46) 117.500
IF 4-1/2(NC50) 128.059
IF 5-1/2 157.201