The following Product Service Codes (PSCs) are commonly associated with NAICS 221210, Natural Gas Distribution

PSC 6830 Gases: Compressed and Liquefied

Products
Federal Category 5.6: Industrial Products & Services Basic Materials

PSC 9130 Liquid Propellants and Fuels, Petroleum Base

Products
Federal Category 7.7: Transportation and Logistics Services Fuels

Includes
All Aviation Gasoline; JP-1, 3, 4, and 5 Jet Fuel; Combat Vehicle and Automotive Gasoline (all types and grades); Liquid Propellants, Bulk; Liquid Propellants, predetermined to specify quantity and quality, packaged in reusable containers.

Excludes
Solid Propellants; Liquid Propellants, encased in consumable containers, for insertion into missile propulsion systems as integral parts.

Notes
This class includes liquid propellants with more than 50% or higher petroleum content.

Possible NAICS Codes
324110 – Petroleum Refineries
457210 – Fuel Dealers
424720 – Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)
424710 – Petroleum Bulk Stations and Terminals
324199 – All Other Petroleum and Coal Products Manufacturing
221210 – Natural Gas Distribution
324191 – Petroleum Lubricating Oil and Grease Manufacturing
325120 – Industrial Gas Manufacturing

PSC 9140 Fuel Oils

Products
Federal Category 7.7: Transportation and Logistics Services Fuels

PSC 3655 Gas Generating and Dispensing Systems, Fixed or Mobile

Products
Federal Category 5.1: Industrial Products & Services Machinery & Components

Includes
Liquefied gaseous storage tanks, mounted on a common base with, or integral to, gas generating equipment included in this class. Also includes those liquefied gaseous storage tanks, either trailer mounted or skid mounted, used to store liquefied gaseous products until needed. Excluded from this class are those storage tanks designed to be used as an integral part of guided missile propellant servicing trailers, rocket power plants or test stations, and aircraft oxygen converters which are classified as specified by the indexes and structure of the FSC.

Excludes
Meteorological Equipment.

Notes
Included in this class are gaseous dispensing systems, both mobile and installed.

Possible NAICS Codes
333310 – Commercial and Service Industry Machinery Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
325120 – Industrial Gas Manufacturing
333912 – Air and Gas Compressor Manufacturing
221210 – Natural Gas Distribution
334412 – Bare Printed Circuit Board Manufacturing
332420 – Metal Tank (Heavy Gauge) Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332912 – Fluid Power Valve and Hose Fitting Manufacturing

PSC 8120 Commercial and Industrial Gas Cylinders

Products
Federal Category 7.1: Transportation and Logistics Services Package Delivery & Packaging

Excludes
filled gas cylinders and items related to gaseous and liquefied gaseous dispensing systems, both mobile and installed. All components of installed gas dispensing systems are classified by "application" or "function" with the end equipment for which designed.

Notes
This class includes empty commercial and industrial gas cylinders and their caps, valves, and valve spare parts.

Possible NAICS Codes
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
325120 – Industrial Gas Manufacturing
332420 – Metal Tank (Heavy Gauge) Manufacturing
339999 – All Other Miscellaneous Manufacturing

PSC 9135 Liquid Propellant Fuels and Oxidizers, Chemical Base

Products
Federal Category 7.7: Transportation and Logistics Services Fuels

Includes
Liquid chemicals designed exclusively for use as propellant fuels and oxidizers; Liquid Propellants, Bulk; Liquid Propellants, predetermined to specific quantity and quality, packaged in reusable containers

Excludes
Multiple-use chemicals, such as Nitrogen, Technical; Ammonia, Technical; Furfuryl Alcohol, Technical; Aniline, Technical, Solid Propellants; Liquid Propellants, encased in consumable containers for insertion into missile propulsion systems as integral parts.

Notes
This class includes liquid propellants with more than 50% or higher chemical content.

Possible NAICS Codes
325120 – Industrial Gas Manufacturing
324191 – Petroleum Lubricating Oil and Grease Manufacturing
324110 – Petroleum Refineries
325180 – Other Basic Inorganic Chemical Manufacturing
325199 – All Other Basic Organic Chemical Manufacturing