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Sizes

Double Coil Square Section Spring Washer Metric Type D





(Dimensions in milimetres)
Normal Inside      
size and diameter     Outside
thread d1 width Thickness d2 r
d max min d s max max
M2 2.4 2.1 0.9+0.1 0.5+0.05 4.4 0.15
(M2.2) 2.6 2.3 1.0+0.1 0.6+0.05 4.8 0.2
M2.5 2.9 2.6 1.2+0.1 0.7+0.1 5.5 0.23
M3.0 3.6 3.3 1.2+0.1 0.8+0.1 6.2 0.25
(M3.5) 4.1 3.8 1.6+0.1 0.8+0.1 7.5 0.25
M4 4.6 4.3 1.6+0.1 0.8+0.1 8.0 0.25
M5 5.6 5.3 2+0.1 0.9+0.1 9.8 0.3
M6 6.6 6.3 3+0.15 1+0.1 12.9 0.33
M8 8.8 8.4 3+0.15 1.2+0.1 15.1 0.4
M10 10.8 10.4 3.5+0.2 1.2+0.1 18.2 0.4
M12 12.8 12.4 3.5+0.2 1.6+0.1 20.2 0.5
M14 15.0 14.5 5+0.2 1.6+0.1 25.4 0.5
M16 17.0 16.5 5+0.2 2+0.1 27.4 0.65
(M18) 19.0 18.5 5+0.2 2+0.1 29.4 0.65
M20 21.5 20.8 5+0.2 2+0.1 31.9 0.65
(M22) 23.5 22.8 6+0.2 2.5+0.15 35.9 0.8
M24 26.0 25.0 6.5+0.2 3.25+0.15 39.4 1.1
(M27) 29.5 28.0 7+0.25 3.25+0.15 44.0 1.1
M30 33.0 31.5 8+0.25 3.25+0.15 49.5 1.1
(M33) 36.0 34.5 8+0.25 3.25+0.15 52.5 1.1
M36 43.0 38.0 10+0.25 3.25+0.15 60.5 1.1
(M39) 43.0 41.0 10+0.25 3.25+0.15 63.5 1.1
M42 46.0 44.0 10+0.25 4.5+0.2 66.5 1.5
M48 52.0 50.0 10+0.25 4.5+0.2 72.5 1.5
M56 60.0 58.0 12+0.25 4.5+0.2 84.5 1.5
M64 70.0 67.0 12+0.25 4.25+0.2 94.5 1.5

Sizes shown in brackets are non-preferred and are not usually stock sizes.

Related References:
Screw Thread Limits Table
UNC UNF Threads Per Inch TPI Threads Per Inch
Wood Screw Pilot Hole Sizes Table
Standard NPT National Pipe Thread Tap Drill Sizes Table
ASTM ISO Metric Thread Sizes and Tap Drill Table
Tapping Drill Size and Clearance Drill Size for Metric Threads
Standard Number Drill Sizes Table
Metric Thread Size Tap Drill Table
Standard Tap Drills Clearance Holes Table
Standard Letter Drill Sizes Table
Standard Drill Sizes Decimal Equivalents Table
Socket Head Cap Screw Sizes Dimension Table
SAE Grade ASTM Bolt Identify Marks Mechanical Properties
Steel Bolt Torque Specifications Table
Finished Hex Nut Dimensions
Heavy Hex Nut Dimensions Table
Standard ANSI Type B Flat Washer Sizes
Circumferential Speeds for High Speed Twist Drill Table
Single Coil Square Section Spring Washer Metric Series Type A
Single Coil Square Section Spring Washer Metric Type B BP
Double Coil Square Section Spring Washer Metric Type D

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 		Stainless Steel Tubing Pipe

304 Stainless Steel Pipe
304L Stainless Steel Pipe
304H Stainless Steel Pipe
304/304L Stainless Steel Tubing
309S Stainless Steel Pipe
310S Stainless Steel Pipe
316L Stainless Steel Tubing
316Ti Stainless Steel Tube
317L Stainless Steel Pipe
321 321H Stainless Steel
347 347H Stainless Steel
904L N08094 Seamless Tubes
17-4 PH 630 UNS S17400 Stainless Steel
253MA S30815 Stainless Steel Tube
S31254 254 SMO Pipe
S31803 Stainless Steel
2205 Duplex Pipe Tubing
S32101 Stainless Steel
S32304 Stainless Steel
2507 Super Duplex Pipe
S32750 Super Duplex Pipe
S32760 Super Duplex Steel
1.4462 Stainless Steel Pipe
ASTM A213 | ASTM A269
ASTM A312 | ASTM A511
ASTM A789 | ASTM A790
ASTM B161 / ASME SB 161 | ASTM B111
EN 10216-5
ASTM A789 ASME SA 789 S31803 S32205 S32101 S32750 S32760 S32304 S31500 S31260 Seamless Tubes
EN 10216-5 1.4462 1.4362 1.4162 1.4410 1.4501 Seamless Tubes		 Nickel Alloy Tubing:

UNS N08020 Alloy 20 Tubing
UNS N02200 Alloy 200 Tube
UNS N02201 Alloy 201 Pipe
UNS N04400 Monel 400 Tubing
N06600 Inconel 600 Tube
N06601 Inconel 601 Tubing
N06625 Inconel 625 Tubes
N08800 Incoloy 800 Tube
N08810 Incoloy 800H Tube
N08811 Incoloy 800HT Tubing
UNS N08825 Incoloy 825 Pipe
ASTM B622 N10276 C276 Tubing
ASTM B622 N06022 Hastelloy C-22 Alloy Tubes
C28000 Brass Seamless Tubes C44300 Brass Seamless Tubes
C68700 Brass Seamless Tubes
C70600 Copper Nickel Tubes
C71500 Copper Nickel Tubes
DIN 2391 Seamless Precision Steel Tubes
EN 10305-1 E215 E235 E355 Seamless Precision Steel Tube Tubing Tubes
DIN 2393 St28 St34.2 St37.2 St44.2 St52.3 Welded Precision Steel Tubes
EN 10305-2 E195 E235 E355 Welded Cold Drawn Precision Steel Tube