Specialty Nuts, Bolts, & Screws

P&R specializes in providing high-quality, high-volume, cost-competitive specialty and standard metric and inch fasteners. Our wide range of cold heading equipment, along with our secondary capabilities in heat treating, machining, stamping, injection molding and assembly, allow us to provide an extensive range of nuts, bolts, screws and other threaded and non-threaded fastener products for our OEM customers.

P&R manufactures parts from various ferrous and non-ferrous materials including carbon steel, alloy steel, stainless steel, brass and aluminum, as well as plastic and rubber. P&R also offers secondary processes such as zinc, nickel, or copper plating, automotive organic coatings, and other treatments such as fluoropolymer, and self-locking patches.

Nuts

Shapes	Hex Rectangle Round Square
Materials	Carbon Steel Alloy Steel Stainless Steel Aluminum Brass Copper
Sizes	6-32 – 1-8 M3.5 – M24
Available Grades/Property Classes	Grades 2, 5, 8 Property Classes 4, 5, 6, 8, 9, 10, 12
Heat Treatment	Quench and Temper Austemper Case Harden Through Harden CQI-9 (Available Upon Request)
Secondary Plating and Coating	Zinc Plating Tin-Zinc Plating Copper Plating Nickel Plating Electroless Nickel Plating Automotive Organic Finishes Nylon Locking Patches Fluoropolymer thread masking CQI-11 and CQI-12 (Available Upon Request)
Other Secondary Operations	Machining Tapping Drilling Knurling Locking Staking Welding Plastic and Rubber Overmold Assembly
Thread Style	Standard inch threads per UNC, UNF Standard metric threads per ISO, ANSI ACME Threads Stub-ACME Threads Knuckle Threads Right hand and left hand threads available
Typical Products	Square Nuts Hex Nuts Hex Flange Nuts Nut and Washer Assemblies Round Nuts Piloted Nuts All-Metal Lock Nuts Nylon Insert Lock Nuts Clinch Nuts Special Forged Parts Special Tee Nuts Weld Nuts Tow Eyes We specialize in Non-Standard Specialty Nuts
Typical Production Runs	50,000 to 1,000,000+ pieces
Industries Served	Automotive and Heavy Truck Agriculture Lawn and Garden Electronics Industrial Military Medical Transportation Heavy Equipment
Quality Assurance	ISO 9001-2008 TS 16949-2002 Manufacturing Facilities A2LA Certified Mechanical and Chemical Laboratories
Average Turnaround Time	Smaller Parts: 10-12 weeks Larger Parts: 16-18 weeks

Screws/Bolts

Head Styles	Hex Rectangle Round Square
Materials	Carbon Steel Alloy Steel Stainless Steel Aluminum Brass Copper
Sizes	6-32 – 1-8 M3.5 – M24
Available Grades/Property Classes	Grades 2, 5, 8 Property Classes 3.6. 4.6, 4.8, 5.8, 6.8, 8.8, 9.8, 10.9, 12.9
Heat Treatment	Quench and Temper Austemper Case Harden Through Harden CQI-9 (Available Upon Request)
Secondary Plating and Coating	Zinc Plating Tin-Zinc Plating Copper Plating Nickel Plating Electroless Nickel Plating Automotive Organic Finishes Nylon Locking Patches Fluoropolymer thread masking CQI-11 and CQI-12 (Available Upon Request)
Other Secondary Operations	Machining Tapping Drilling Knurling Locking Staking Welding Plastic and Rubber Overmold Assembly
Thread Style	Standard inch threads per UNC, UNF Standard metric threads per ISO, ANSI ACME Threads Stub-ACME Threads Thread-Forming Threads Thread-Cutting Threads Specialty Threads Right hand and left hand threads available
Typical Products	Machine Screws Tapping Screws Thread Forming Screws Weld Screws Double Ended Studs SEM’s Overmolded Parts We specialize in Non-Standard Specialty Screws and Bolts
Typical Production Runs	50,000 to 1,000,000+ pieces
Industries Served	Automotive and Heavy Truck Agriculture Lawn and Garden Electronics Industrial Military Medical Transportation Heavy Equipment
Quality Assurance	ISO 9001-2008 TS 16949-2002 Manufacturing Facilities A2LA Certified Mechanical and Chemical Laboratories
Average Turnaround Time	Smaller Parts: 10-12 weeks Larger Parts: 16-18 weeks

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