Table of Contents
US Bolt Head/Wrench Size Bolt Diameter Head and Wrench Size Hex Bolt – Lag Bolt – Square Bolt Heavy Hex Bolt 7/16″ 5/8″ – 1/2″ 3/4″ 7/8″ 9/16″ 13/16″ -.
How do you measure a wrench on a bolt?
Multiply the first number which is the bolt size in inches or millimeters, by 1.5 using a pocket calculator, if necessary. For example, for the numbers in Step 1, 1/2 x 1.5 = . 75 or 3/4, which is the wrench size needed for this standard-sized bolt.
Is the diameter of a bolt the same as the wrench size?
When ordering a bolt you will need to determine. bolt diameter, thread pitch, and bolt length. Technician A says that the diameter of a bolt is the same as the wrench size used to remove or install the fastener.
How do I know what size nut to buy?
If the nut is metric, count the number of lines on the tape measure to find the measurement. If you count 9 lines, the size is a 9-mm (millimeter) nut. If the nut is US standard, count the smallest lines on the tape measure in sixteenths. Add the sixteenths together to find the size.
What size head does an m12 bolt have?
Metric Hex Bolt Dimensions NOMINAL SIZE (D) BODY DIAMETER HEAD THICKNESS m12 12.00 7.76 m14 14.00 9.09 m16 16.00 10.32 m20 20.00 12.88.
What grade is a bolt with 3 markings?
Three radial lines will indicate an SAE grade 5 fastener, while six radial lines will indicate an SAE grade 8 fastener.
What is the standard bolt size?
US Standard Thread Length for Bolts Bolt Diameter Standard Thread Length (in.) * Bolts 6 inches and shorter Bolts longer than 6 inches 1/4″ 3/4″ 1″ 5/16″ 7/8″ 1-1/8″ 3/8″ 1″ 1-1/4″.
How do I know what size socket I need?
How to Determine the Right Size Socket for a Nut Turn on the digital caliper and set it to read in inches, not millimeters. Close the caliper jaws until each jaw rests on one flat side of the nut on opposite sides. Check the caliper display. Turn on the digital caliper and set it to read in millimeters, not inches.
What size head is on a 3/8 bolt?
Hex Bolt Head Size Chart Diameter Head Size 3/8″ 9/16″ 7/16″ 5/8″ 1/2″ 3/4″ 9/16″ 13/16″.
What size bolt fits a 13mm socket?
Size Chart Bolt size Size Tolerance 12mm 12.30 5/16″UNF 1/2″ 13.00 M8 13mm 13.30 1/4″BSW 13.64.
What does M12 mean?
The first half (M12), is the size measurement (metric) taken across the outside diameter of the thread (which in this case is 12mm). The second half is the thread pitch, which is the measurement of threads/inch (which in this case is 1.75).
What size bolt takes a 13mm wrench?
Metric Bolt Head/Wrench Size Bolt Diameter (mm) Head/Wrench Size (mm) ANSI/ISO DIN 8 13 13 10 16 17 12 18 19.
What does 10.8 mean on a bolt?
This number is 10% of the minimum tensile strength of the bolt (10% of proof strength for nuts). Thus, multiplying this number by 10 will produce the minimum tensile strength of the fastener in MPa.
What does SFC stand for on a bolt?
SFC Dubai, along with its associate company SFC Europe, is a supplier of high-integrity, safety critical fastener products to the oil, gas, power generation, petrochemical and heavy engineering industries.
What does a triangle on a bolt mean?
CoryPad (Materials) 26 Mar 07 15:58. The triangle is the manufacturers identification.
What bolt size means?
The size of a metric bolt is specified using pitch, diameter, and length in millimeters. For example, in M8-1.0*20, the “M” means the Metric thread designation, the digit 8 refers to the Nominal diameter (in millimeters), 1.0 refers to the pitch, and 20 refers to the length.
What do the numbers on a bolt mean?
There are several grades of bolts but the three common grades for SAE are 2, 5 and 8. The common class (grades) for metric are 5.8, 8.8, 10.9 and 12.9. Each grade has a specific bolt strength. No matter the system used to grade the bolts, the higher number means the stronger the bolt.
What is M3 screw size?
ISO Metric Machine Screw Thread Dimensions Thread Size Nominal Diameter (mm) Thread Pitch (mm) M3 3.0 0.50 M3.5 3.5 0.60 M4 4.0 0.70 M4.5 4.5 0.75.
How can you tell if a bolt is metric or standard?
Telling the difference between a metric and imperial bolt is easy. If the bolt has lines on the head its standard or imperial. If the bolt has numbers on the head then its metric.
What size nut goes on a 1/4 bolt?
US Nut Size Table Size Diameter* Height Hex Nut Hex Nut 1/4″ 7/16″ 7/32″ 5/16″ 1/2″ 17/64″ 3/8″ 9/16″ 21/64″.
What size is a 3/4 socket in MM?
Metric / Standard Wrench Conversion Chart Bolt Diameter Metric Standard 1/2″ 19mm 3/4″ 9/16″ 21mm 13/16″ 22mm 7/8″ 5/8″ 24mm 15/16″.
What is the outside diameter of a 3/4 socket?
Impact 3/8″ Drive Deep Well Sockets Features: Item # Diameter Tip Outside Diameter 1877479 3/4″ 1-1/16″ / 27mm 1882332 13/16″ 1-3/16″ / 30mm 1877480 7/8″ 1-3/16″ / 30mm 1882333 15/16″ 1-1/4″ / 32mm.
What is the standard socket wrench size?
There are four common socket sizes: 1/4 inch (0.6 centimeters), 3/8 inch (0.9 centimeters), 1/2 inch (1.3 centimeters) and 3/4 inch (1.9 centimeters). In-between sizes are available too, starting with 1/4 inch (0.6 centimeters) and increasing every sixteenth of an inch (0.16 centimeters).
What is the diameter of a 3/4 bolt?
Heavy Hex Bolt Dimensions Bolt Diameter D H Body Diameter Height 3/4 0.768 0.455 7/8 0.895 0.531 1 1.022 0.591.
What size is M18 bolt?
Dimensions for DIN931 Hex Head Bolt Diameter (d) Pitch Across Flats (s) M16 2mm 24mm M18 2.5mm 27mm M20 2.5mm 30mm M22 2.5mm 32mm.
What size is a #10 bolt?
Bolt Thread Sizes Size Nominal (Major) Diameter [in] Fine Thread (UNF) Threads Per Inch #8 0.1640 36 #10 0.1900 32 1/4″ 0.2500 28.
What size is 10mm bolt?
Metric Shoulder Bolt Dimensions Shoulder Diameter (A) Thread (C) Head Diameter (E) 8mm 6mm x 1.0 13mm 10mm 8mm x 1.25 16mm 12mm 10mm x 1.5 18mm 16mm 12mm x 1.75 24mm.
Is M8 a 13mm?
M8 (13mm) Nut & Bolt Cover Cap, Black Plastic Polyethylene Also commonly known as nut protection caps, bolts caps and plastic caps.
What size nut goes on a 10mm bolt?
A 17mm spanner therefore fits a nut 17mm across its flats and this is normally a nut to fit a 10mm diameter bolt (M10).
