53479702 CLIN 0008 MOD_Redacted.pdf

This is a Material Ordering Data document (MIL-T-1368) that specifies the requirements for nickel-copper alloy seamless and welded tubing and pipe. The ordering data applies to Class A tubing with a 3-inch nominal pipe size (NPS), outside diameter of 3.500 inches, and wall thickness of 0.438 inches, supplied in 1-foot lengths. The specification is based on MIL-T-1368 dated 18 March 1958, with Amendment 4 dated 12 December 2000.

Key requirements include: tubing is not intended for silver brazing; end finishes must be sawed or machine cut and deburred; material marking shall be continuous; surface irregularities are not permitted; sampling shall follow specification paragraphs 4.3.1 and 4.3.2; packing must meet Level C requirements; and no special requirements are specified. The document includes Table VI with commercially available pipe sizes showing nominal and schedule dimensions with corresponding weights, as well as additional reference tables (Schedule 140 and Double Extra Heavy) providing outer diameter, inner diameter, wall thickness, and weight specifications for various pipe sizes.