Technical Ordering Data (TOD) Summary

This Technical Ordering Data (TOD) document is an attachment to Contract No. N3904026Q5525 and specifies requirements for the procurement of 440 feet (5,280 inches) of 2-inch seamless SCH160 stainless steel pipe. The pipe is identified by National Stock Number 1H 4710 01-626-8447 X2 and Part Number M24691/3P16K160 (MOD), with the MOD suffix indicating dual certification to 316/316L material. Manufacturing must comply with Military Specification MIL-P-24691, Paragraphs 6.2, with the pipe specified as Type 1 (Seamless), dual certified to Grade TP316/TP316L, meeting both the chemical requirements of TP316L and mechanical requirements of TP316.

The contract imposes stringent quality assurance and testing requirements, including 100% ultrasonic inspection for both soundness (in two opposite circumferential directions via shearwave) and thickness, with Portsmouth Naval Shipyard personnel to be notified four weeks in advance to witness testing. Material certification per ASTM A312 is required for every test and inspection. The cobalt content is restricted to a maximum of 0.2%, with waivers available up to 0.5% on a case-by-case basis. Each piece must be permanently marked twice (once on each end) with specific information including material designator/code SAR, manufacturer identification, vendor traceability number, "316/316L" designation, National Stock Number, and other specification-required markings per MIL-STD-792. Preservation, packaging, and packing shall conform to ASTM D3951, with materials shipped in wooden boxes (2-inch thick by 6-inch wide minimum planks for 6-inch OD and larger pipe) banded with metal straps. Government inspection is required during manufacture and prior to shipment, with all non-conformances requiring procuring activity waiver approval for acceptance.