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Posted on April 24, 2022 (Updated on July 9, 2025)

What size is a 13mm nut?

Space & Navigation

Confirm – Metric 13mm is an 8mm shank.

What is a 13mm nut?

the standard spanners for metric threads are as follows: m5 nut/bolt/screw = 8mm spanner. m6 = 10mm. m8 = 13mm. m10 = 17mm.

What size bolt is a 13 mm?

Standard metric spanner and allen key sizes.

Size Spanner Allen Key
M5 8 mm 4 mm
M6 10 mm 5 mm
M8 13 mm 6 mm
M10 17 mm 8 mm

What size is a 13mm?

1/2 Inch 0.51181

MM Approximate Size In Inches Exact Size In Inches
13mm Little over 1/2 Inch 0.51181 Inches
14mm 9/16 Inch 0.55118 Inches
15mm Just short of 5/8 Inch 0.59055 Inches
16mm 5/8 Inch 0.62992 Inches

Is M8 nut 13mm?

Dorman 799-025 Hex Nut-Class 8-Thread Size M8-1.25 Height 13mm, 25 Pack.

What size nut fits a 13mm spanner?

Metric Spanner Sizes

Nominal Size Spanner Size
M7 11mm
M8 13mm
M10 17mm
M12 19mm

What size bolt fits a 14mm nut?

Coarse Thread Bolts

NOM. DIA. PITCH mm NUT Size
M10 1.5 17
M12 1.75 19
M14 2 22
M16 2 24

What size metric bolt has a 13mm head?

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 size is a 12mm 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

How do I know what size nut I have?

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 is M5 nut?

Spanner and Allen Key Sizes

Size Spanner Allen Key
M5 8 mm 4 mm
M6 10 mm 5 mm
M8 13 mm 6 mm
M10 17 mm 8 mm

What size is an M4 nut?

4 mm

M4 nuts have a diameter of 4 mm and should be used in conjunction with the relevant sized bolt, for a snug fit.

What are the most common lug nut sizes?

The three most common hex sizes for lug nuts are 17 mm, 19 mm, and 21 mm, while 22 mm, 23 mm, 11⁄16 inch (17.5 mm), and 13⁄16 inch (20.6 mm) are less commonly used.

How do I know what lug nuts to buy?

Video quote: By 1.25 there's m12 by one and a half 1.75. And 14 if you have a domestic car there's standard sizes.

What size are Silverado lug nuts?

22mm

CHEVROLET SILVERADO 1500 Lug Nuts – 22mm Wrench Size Required (mm) – Free Shipping on Orders Over $99 at Summit Racing.

What size are semi lug nuts?

Most common commercial lug nut size, the 33mm is used for most medium and heavy duty trucks. Compare to 1-5/16” A secondary light truck lug nut size.

What size are lug nuts on a Peterbilt?

Peterbilt Semi Truck Lug Nut Sockets & Wrenches | 3/4 Inch, 1 Inch – TRUCKiD.com.

How many lugs are on a semi?

Includes: 19 lugs, 4 locks, 1 key.

Are all trailer lug nuts the same size?

The common size for a travel trailer lug nut or wheel nut is 1/2 inch. There are several different lug nut sizes, but you can find a specific lug nut size that can work with your wheels by checking the bolt pattern and the wheel size.

What size are lug nuts for trailers?

There are common lug nut sizes found on trailers: 7/16, 1/2, 9/16, and 5/8 but the most common is 1/2 inch.

What size are the lug nuts on a travel trailer?

The most common lug nut size for a travel trailer is 1/2-inch. Some more sizes that perform well on trailers are also the 9/16, 5/8, and 7/16, respectively.

How do you measure trailer wheel size?

Measure a 4 lug trailer wheel from the middle of one hole to the middle of the hole directly across from it. You can also measure a 6 or 8 lug wheel in the same way. Measure a 5 lug trailer wheel from the back of one hole to the middle of the hole directly across from it.

What is the most common trailer tire size?

For example, a common trailer tire size is ST225/75R15. ST stands for special trailer and indicates that this tire is designed to be used on a trailer. 225 is the width of the tread in millimeters. 75 is the height of the sidewall represented as a percentage of the tread width.

Can you change tire size on trailer?

Helpful Expert Reply: You can add larger wheels and tires to a trailer as long as you have enough room for the larger size. The main clearance issues we find when putting larger tires and wheels on a trailer is from the top of the tire to the fender and from the inside wall of the tire to the trailer wall/frame.

Are all 4 lug trailer wheels the same?

Determining the bolt pattern on your trailer:



You will need to first count the number of lug bolts on one wheel. Most trailer hubs typically have 4 or 5 lugs per wheel/hub. Heavier duty, higher capacity trailers generally have 6 or 8 Lugs per wheel.

What is a 4 on 4 bolt pattern?

asked by: Bob P. Expert Reply: A 4 on 4 inch bolt pattern is measured diagonally on center. The first number indicates the number of lug holes and the second number indicates the diameter of the circle that those holes sit on.

How do you measure a 4 on 4 bolt pattern?

4-bolt Patterns are measured in a straight line from center to center of two bolt holes sitting directly across from each other.

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