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The following Product Service Codes (PSCs) are commonly associated with NAICS 423510, Metal Service Centers and Other Metal Merchant Wholesalers

PSC 9510 Bars and Rods

Products
Federal Category 5.6: Industrial Products & Services — Basic Materials

Includes
Metal Bars and Rods

Excludes
Muck Bar (FSC 9640); Rods for Wire (FSC 9640); Sheet Bar (FSC 9640); Threaded Rods (FSC 5306); Grooved Rod (FSC 5340).

Notes
This class contains bulk material only. Specially designed items should be placed in a more appropriate class. a. Bars are elongated pieces of metal of simple uniform cross-sections usually rectangular, circular, or hexagonal produced by forging or hotrolling, also known as barstock. b. Rods are thin round metal bar, differentiated by dimensional parameters, listed in the item name definition.

Possible NAICS Codes
332111 – Iron and Steel Forging
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
488190 – Other Support Activities for Air Transportation
331315 – Aluminum Sheet, Plate, and Foil Manufacturing
331221 – Rolled Steel Shape Manufacturing
331491 – Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
333310 – Commercial and Service Industry Machinery Manufacturing
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
332312 – Fabricated Structural Metal Manufacturing

PSC 9515 Plate, Sheet, Strip, Foil, and Leaf

Products
Federal Category 5.6: Industrial Products & Services — Basic Materials

Includes
Armor Plate; Black Plate; Floor Plate; Leaf; Perforated Sheet and Strip; Shim Stock.

Excludes
Bale Ties (FSC 8135); Baling Bands (FSC 8135); Mending Plates (FSC 5340); Mounting Plates (FSC 5340); T Plates (FSC 5340).

Notes
This class contains bulk material only. Specially designed items should be placed in a more appropriate class. The items covered by this class are all similar in that they are flat, generally rolled metal, the difference is covered by dimensional parameters in the item name definition.

Possible NAICS Codes
331221 – Rolled Steel Shape Manufacturing
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
331315 – Aluminum Sheet, Plate, and Foil Manufacturing
331491 – Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding
332322 – Sheet Metal Work Manufacturing
332321 – Metal Window and Door Manufacturing
488190 – Other Support Activities for Air Transportation
333618 – Other Engine Equipment Manufacturing
332313 – Plate Work Manufacturing

PSC 9640 Iron and Steel Primary and Semifinished Products

Products
Federal Category 5.6: Industrial Products & Services — Basic Materials

Includes
Ingots; Pigs; Billets; Blooms; Muck Bar; Rods for Wire; Sheet Bar; Skelp; Tube Rounds.

Notes
Only bulk material will be identified in this class. a. Primary products are raw unfinished ingots, pigs, that require refinement to be usable. b. Semi-finished items are primary products that have been refined to a state that requires further manufacturing processes to its final, usable state.

Possible NAICS Codes
332312 – Fabricated Structural Metal Manufacturing
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
332111 – Iron and Steel Forging
333514 – Special Die and Tool, Die Set, Jig, and Fixture Manufacturing
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
332311 – Prefabricated Metal Building and Component Manufacturing
331221 – Rolled Steel Shape Manufacturing
423510 – Metal Service Centers and Other Metal Merchant Wholesalers
332510 – Hardware Manufacturing

PSC 4710 Pipe, Tube and Rigid Tubing

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

Includes
Culvert Pipes; Culvert Pipe Connector Bands; Metallic Pipes; Plastic Pipes; Tubes and Rigid Tubing and their assemblies.

Excludes
Air Conditioning-Heating Pipes (FSC 4520); Asbestos and Cement, Bituminized Fiber, Clay and Concrete Pipes (FSC 5630); Conduit Pipes and their assemblies (FSC 5975); Downspout Pipes (FSC 5670); Exhaust Pipes (FSC 1560, 2990, and 4520); Fire Extinguishing Systems Pipes and Tubes and their assemblies (FSC 4210); Flexible Tubing (FSC 4720; Glass Tubing (FSC 6640, and 9340); Laboratory Tubes (FSC 6640); Medical and Surgical Tubes (FSC 6515).

Possible NAICS Codes
336411 – Aircraft Manufacturing
332996 – Fabricated Pipe and Pipe Fitting Manufacturing
331210 – Iron and Steel Pipe and Tube Manufacturing from Purchased Steel
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332722 – Bolt, Nut, Screw, Rivet, and Washer Manufacturing
331420 – Copper Rolling, Drawing, Extruding, and Alloying
326122 – Plastics Pipe and Pipe Fitting Manufacturing
333618 – Other Engine Equipment Manufacturing
332510 – Hardware Manufacturing
488190 – Other Support Activities for Air Transportation

PSC 9520 Structural Shapes

Products
Federal Category 5.6: Industrial Products & Services — Basic Materials

Includes
Bar Size Shapes (under 3 inches); Metal Piles and Piling; Angles; Channels; Tees; Zees.

Excludes
Plate, Sheet and Strip Materials (FSC 9515).

Notes
This class contains bulk material only. Specially designed items should be placed in a more appropriate class. This class includes items usually used in building, bridge and similar construction, such as, I beams, angles, and the like.

Possible NAICS Codes
332111 – Iron and Steel Forging
331221 – Rolled Steel Shape Manufacturing
332312 – Fabricated Structural Metal Manufacturing
331110 – Iron and Steel Mills and Ferroalloy Manufacturing
336413 – Other Aircraft Parts and Auxiliary Equipment Manufacturing
332710 – Machine Shops
488190 – Other Support Activities for Air Transportation
332999 – All Other Miscellaneous Fabricated Metal Product Manufacturing
326220 – Rubber and Plastics Hoses and Belting Manufacturing
337215 – Showcase, Partition, Shelving, and Locker Manufacturing

PSC 5680 Miscellaneous Construction Materials

Products
Federal Category 4.3: Facilities & Construction — Facility Related Materials

PSC 6640 Laboratory Equipment and Supplies

Products
Federal Category 5.4: Industrial Products & Services — Test & Measurement Supplies

Includes
Laboratory Glassware; Laboratory Funnels; Laboratory Furnaces; Glass Beads; Laboratory White Sand; Litmus Paper; Paper Filters; Insect Transfixion Pins; Laboratory Glass Wool; Laboratory Furniture, except Dental Laboratory.

Excludes
Instruments covered by other classes in group 66; Dental Laboratory Equipment; Laboratory Scales and Balances; In Vitro Diagnostic Substances and Reagents.

Possible NAICS Codes
423450 – Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
339999 – All Other Miscellaneous Manufacturing
334516 – Analytical Laboratory Instrument Manufacturing