N390406036V100 Attachment 3 2370A0000353 Inner Ring.pdf

This is a technical drawing specification document for a machined component, likely for aerospace or defense applications based on the material requirements and specifications outlined.

The drawing specifies a cylindrical component manufactured from Alloy 600 (N06600) in Condition A per MIL-N-23229, or alternatively ASTM B166 or ASTM B168 alloy specifications. The component features a main body with a diameter of 6.525 inches (±.004 tolerance) and includes detailed dimensional requirements such as a 3.700-inch diameter section with ±.002/-.000 tolerance, a 1.445-inch dimension with ±.002 tolerance, and various radii specifications (R .406 ±.010, R .250, R .040 ±.004, R .045 ±.004). The drawing contains three detail views and specifies critical manufacturing requirements including breaking all sharp edges to a 0.015-inch chamfer minimum, achieving a 125 RA surface finish on all surfaces unless otherwise specified, and ensuring all surfaces and holes are visibly free of cutting fluid, tape residue, machining debris, grease, oil, flux, dirt, and other foreign material after manufacturing. Marking specifications require engraving using .125-inch high characters "RF-3086 LIN 0001" at the location indicated. Decimal tolerances follow standard conventions (±.1 for .X dimensions, ±.01 for .XX, ±.005 for .XXX, and ±.0005 for .XXXX), with fractions to ±1/32 and angles to ±0°9'. The document references MIL-SPECS and technical publications for the latest revision standards and includes dimensional and geometric tolerancing per the third-angle projection method.