HSS refers to the pickups. The standard Strat has three Single coil pickups, and would be designated SSS. The H in HSS implies that the bridge pickup is a Humbucker. Thi â¦ s became popular because many players find that a single coil in the bridge position sounds too thin and sharp.
To ensure compliance with NACE MRO175, the following requirements must be met: 1  Approved mild carbon steel or fully annealed 316 stainless steel materials. 2  ASME approved welders and weld procedures. 3  Hardness testing to maximum HRC 22.
Others may require a basic NAC or a NACI. Investigations for Moderate Risk positions vary from NACI plus Credit to LBI and for High Risk positions from LBI to BI. At some agencies the type of investigation required for the same position differs for U.S. citizens and non-citizens.ACI (National Agency Check and Inquiries) âNAC plus written inquiries to current and past employers, schools, references, and local law enforcement agencies covering the past five years and if applicable, of the appropriate agency for any identified arrests. All DoD NACIs include a credit search.