Flat Washer, Form A

A plain washer with a flat, annular shape that distributes clamping force evenly under the bolt head or nut. It is placed between the fastener and the workpiece before tightening, using a standard wrench or socket. Commonly used in bolted joints in machinery and steelwork. Fit it flat, in full contact with both surfaces.

In stockShips within 3 working daysMade to orderShips within 15 working days

M310 variantsd13.2d27h0.5
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M3	Stainless Steel	200 HV	Passivated		Made to order	2,000	0.12
	M3	Stainless Steel	200 HV	Plain		Made to order	2,000	0.12
	M3	Stainless Steel	300 HV	Passivated		Made to order	2,000	0.12
	M3	Stainless Steel	300 HV	Plain		Made to order	2,000	0.12
	M3	Carbon Steel	200 HV	Plain		Made to order	2,000	0.12
	M3	Carbon Steel	200 HV	Zinc Plated		Made to order	2,000	0.12
	M3	Carbon Steel	200 HV	Dacromet		Made to order	2,000	0.12
	M3	Carbon Steel	300 HV	Plain		Made to order	2,000	0.12
	M3	Carbon Steel	300 HV	Zinc Plated		Made to order	2,000	0.12
	M3	Carbon Steel	300 HV	Dacromet		Made to order	2,000	0.12

M410 variantsd14.3d29h0.8
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M4	Stainless Steel	200 HV	Passivated		Made to order	2,000	0.31
	M4	Stainless Steel	200 HV	Plain		Made to order	2,000	0.31
	M4	Stainless Steel	300 HV	Passivated		Made to order	2,000	0.31
	M4	Stainless Steel	300 HV	Plain		Made to order	2,000	0.31
	M4	Carbon Steel	200 HV	Plain		Made to order	2,000	0.31
	M4	Carbon Steel	200 HV	Zinc Plated		Made to order	2,000	0.31
	M4	Carbon Steel	200 HV	Dacromet		Made to order	2,000	0.31
	M4	Carbon Steel	300 HV	Plain		Made to order	2,000	0.31
	M4	Carbon Steel	300 HV	Zinc Plated		Made to order	2,000	0.31
	M4	Carbon Steel	300 HV	Dacromet		Made to order	2,000	0.31

M510 variantsd15.3d210h1
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M5	Stainless Steel	200 HV	Passivated		Made to order	2,000	0.45
	M5	Stainless Steel	200 HV	Plain		Made to order	2,000	0.45
	M5	Stainless Steel	300 HV	Passivated		Made to order	2,000	0.45
	M5	Stainless Steel	300 HV	Plain		Made to order	2,000	0.45
	M5	Carbon Steel	200 HV	Plain		Made to order	2,000	0.44
	M5	Carbon Steel	200 HV	Zinc Plated		Made to order	2,000	0.45
	M5	Carbon Steel	200 HV	Dacromet		Made to order	2,000	0.45
	M5	Carbon Steel	300 HV	Plain		Made to order	2,000	0.44
	M5	Carbon Steel	300 HV	Zinc Plated		Made to order	2,000	0.45
	M5	Carbon Steel	300 HV	Dacromet		Made to order	2,000	0.45

M613 variantsd16.4d212h1.6
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M6	Stainless Steel	200 HV	Passivated		Made to order	2,000	1.03
	M6	Stainless Steel	200 HV	Plain		Made to order	2,000	1.03
	M6	Stainless Steel	300 HV	Passivated		Made to order	2,000	1.03
	M6	Stainless Steel	300 HV	Plain		Made to order	2,000	1.03
	M6	Carbon Steel	200 HV	Plain		Made to order	2,000	1.02
	M6	Carbon Steel	200 HV	Zinc Plated		Made to order	2,000	1.03
	M6	Carbon Steel	200 HV	Dacromet		Made to order	2,000	1.02
	M6	Carbon Steel	140 HV	Plain		Made to order	2,000	1.02
	M6	Carbon Steel	140 HV	Zinc Plated		Made to order	2,000	1.03
	M6	Carbon Steel	140 HV	Dacromet		Made to order	2,000	1.02
	M6	Carbon Steel	300 HV	Plain		Made to order	2,000	1.02
	M6	Carbon Steel	300 HV	Zinc Plated		Made to order	2,000	1.03
	M6	Carbon Steel	300 HV	Dacromet		Made to order	2,000	1.02

M816 variantsd18.4d216h1.6
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M8	Stainless Steel	200 HV	Passivated		Made to order	2,000	1.85
	M8	Stainless Steel	200 HV	Plain		Made to order	2,000	1.85
	M8	Stainless Steel	300 HV	Passivated		Made to order	2,000	1.85
	M8	Stainless Steel	300 HV	Plain		Made to order	2,000	1.85
	M8	Carbon Steel	200 HV	Plain		Made to order	2,000	1.83
	M8	Carbon Steel	200 HV	Zinc Plated		Made to order	2,000	1.85
	M8	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	2,000	1.98
	M8	Carbon Steel	200 HV	Dacromet		Made to order	2,000	1.84
	M8	Carbon Steel	140 HV	Plain		Made to order	2,000	1.83
	M8	Carbon Steel	140 HV	Zinc Plated		Made to order	2,000	1.85
	M8	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	2,000	1.98
	M8	Carbon Steel	140 HV	Dacromet		Made to order	2,000	1.84
	M8	Carbon Steel	300 HV	Plain		Made to order	2,000	1.83
	M8	Carbon Steel	300 HV	Zinc Plated		Made to order	2,000	1.85
	M8	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	2,000	1.98
	M8	Carbon Steel	300 HV	Dacromet		Made to order	2,000	1.84

M1016 variantsd110.5d220h2
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M10	Stainless Steel	200 HV	Passivated		Made to order	1,000	3.61
	M10	Stainless Steel	200 HV	Plain		Made to order	1,000	3.61
	M10	Stainless Steel	300 HV	Passivated		Made to order	1,000	3.61
	M10	Stainless Steel	300 HV	Plain		Made to order	1,000	3.61
	M10	Carbon Steel	200 HV	Plain		Made to order	1,000	3.57
	M10	Carbon Steel	200 HV	Zinc Plated		Made to order	1,000	3.61
	M10	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	1,000	3.80
	M10	Carbon Steel	200 HV	Dacromet		Made to order	1,000	3.59
	M10	Carbon Steel	140 HV	Plain		Made to order	1,000	3.57
	M10	Carbon Steel	140 HV	Zinc Plated		Made to order	1,000	3.61
	M10	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	1,000	3.80
	M10	Carbon Steel	140 HV	Dacromet		Made to order	1,000	3.59
	M10	Carbon Steel	300 HV	Plain		Made to order	1,000	3.57
	M10	Carbon Steel	300 HV	Zinc Plated		Made to order	1,000	3.61
	M10	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	1,000	3.80
	M10	Carbon Steel	300 HV	Dacromet		Made to order	1,000	3.59

M1216 variantsd113d224h2.5
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M12	Stainless Steel	200 HV	Passivated		Made to order	1,000	6.34
	M12	Stainless Steel	200 HV	Plain		Made to order	1,000	6.34
	M12	Stainless Steel	300 HV	Passivated		Made to order	1,000	6.34
	M12	Stainless Steel	300 HV	Plain		Made to order	1,000	6.34
	M12	Carbon Steel	200 HV	Plain		Made to order	1,000	6.27
	M12	Carbon Steel	200 HV	Zinc Plated		Made to order	1,000	6.32
	M12	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	1,000	6.61
	M12	Carbon Steel	200 HV	Dacromet		Made to order	1,000	6.30
	M12	Carbon Steel	140 HV	Plain		Made to order	1,000	6.27
	M12	Carbon Steel	140 HV	Zinc Plated		Made to order	1,000	6.32
	M12	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	1,000	6.61
	M12	Carbon Steel	140 HV	Dacromet		Made to order	1,000	6.30
	M12	Carbon Steel	300 HV	Plain		Made to order	1,000	6.27
	M12	Carbon Steel	300 HV	Zinc Plated		Made to order	1,000	6.32
	M12	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	1,000	6.61
	M12	Carbon Steel	300 HV	Dacromet		Made to order	1,000	6.30

M1616 variantsd117d230h3
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M16	Stainless Steel	200 HV	Passivated		Made to order	1,000	11.42
	M16	Stainless Steel	200 HV	Plain		Made to order	1,000	11.42
	M16	Stainless Steel	300 HV	Passivated		Made to order	1,000	11.42
	M16	Stainless Steel	300 HV	Plain		Made to order	1,000	11.42
	M16	Carbon Steel	200 HV	Plain		Made to order	1,000	11.30
	M16	Carbon Steel	200 HV	Zinc Plated		Made to order	1,000	11.37
	M16	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	1,000	11.80
	M16	Carbon Steel	200 HV	Dacromet		Made to order	1,000	11.34
	M16	Carbon Steel	140 HV	Plain		Made to order	1,000	11.30
	M16	Carbon Steel	140 HV	Zinc Plated		Made to order	1,000	11.37
	M16	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	1,000	11.80
	M16	Carbon Steel	140 HV	Dacromet		Made to order	1,000	11.34
	M16	Carbon Steel	300 HV	Plain		Made to order	1,000	11.30
	M16	Carbon Steel	300 HV	Zinc Plated		Made to order	1,000	11.37
	M16	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	1,000	11.80
	M16	Carbon Steel	300 HV	Dacromet		Made to order	1,000	11.34

M2016 variantsd121d237h3
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M20	Stainless Steel	200 HV	Passivated		Made to order	500	17.34
	M20	Stainless Steel	200 HV	Plain		Made to order	500	17.34
	M20	Stainless Steel	300 HV	Passivated		Made to order	500	17.34
	M20	Stainless Steel	300 HV	Plain		Made to order	500	17.34
	M20	Carbon Steel	200 HV	Plain		Made to order	500	17.16
	M20	Carbon Steel	200 HV	Zinc Plated		Made to order	500	17.26
	M20	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	500	17.88
	M20	Carbon Steel	200 HV	Dacromet		Made to order	500	17.23
	M20	Carbon Steel	140 HV	Plain		Made to order	500	17.16
	M20	Carbon Steel	140 HV	Zinc Plated		Made to order	500	17.26
	M20	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	500	17.88
	M20	Carbon Steel	140 HV	Dacromet		Made to order	500	17.23
	M20	Carbon Steel	300 HV	Plain		Made to order	500	17.16
	M20	Carbon Steel	300 HV	Zinc Plated		Made to order	500	17.26
	M20	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	500	17.88
	M20	Carbon Steel	300 HV	Dacromet		Made to order	500	17.23

M2416 variantsd125d244h4
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M24	Stainless Steel	200 HV	Passivated		Made to order	500	32.66
	M24	Stainless Steel	200 HV	Plain		Made to order	500	32.66
	M24	Stainless Steel	300 HV	Passivated		Made to order	500	32.66
	M24	Stainless Steel	300 HV	Plain		Made to order	500	32.66
	M24	Carbon Steel	200 HV	Plain		Made to order	500	32.33
	M24	Carbon Steel	200 HV	Zinc Plated		Made to order	500	32.48
	M24	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	500	33.38
	M24	Carbon Steel	200 HV	Dacromet		Made to order	500	32.42
	M24	Carbon Steel	140 HV	Plain		Made to order	500	32.33
	M24	Carbon Steel	140 HV	Zinc Plated		Made to order	500	32.48
	M24	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	500	33.38
	M24	Carbon Steel	140 HV	Dacromet		Made to order	500	32.42
	M24	Carbon Steel	300 HV	Plain		Made to order	500	32.33
	M24	Carbon Steel	300 HV	Zinc Plated		Made to order	500	32.48
	M24	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	500	33.38
	M24	Carbon Steel	300 HV	Dacromet		Made to order	500	32.42

M3016 variantsd131d256h4
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M30	Stainless Steel	200 HV	Passivated		Made to order	500	54.19
	M30	Stainless Steel	200 HV	Plain		Made to order	500	54.19
	M30	Stainless Steel	300 HV	Passivated		Made to order	500	54.19
	M30	Stainless Steel	300 HV	Plain		Made to order	500	54.19
	M30	Carbon Steel	200 HV	Plain		Made to order	500	53.64
	M30	Carbon Steel	200 HV	Zinc Plated		Made to order	500	53.86
	M30	Carbon Steel	200 HV	Hot Dip Galvanized		Made to order	500	55.25
	M30	Carbon Steel	200 HV	Dacromet		Made to order	500	53.78
	M30	Carbon Steel	140 HV	Plain		Made to order	500	53.64
	M30	Carbon Steel	140 HV	Zinc Plated		Made to order	500	53.86
	M30	Carbon Steel	140 HV	Hot Dip Galvanized		Made to order	500	55.25
	M30	Carbon Steel	140 HV	Dacromet		Made to order	500	53.78
	M30	Carbon Steel	300 HV	Plain		Made to order	500	53.64
	M30	Carbon Steel	300 HV	Zinc Plated		Made to order	500	53.86
	M30	Carbon Steel	300 HV	Hot Dip Galvanized		Made to order	500	55.25
	M30	Carbon Steel	300 HV	Dacromet		Made to order	500	53.78

M3616 variantsd137d266h5
Size	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
M36	Stainless Steel	200 HV	Passivated		Made to order	500	93.02
	M36	Stainless Steel	200 HV	Plain		Made to order	500	93.02
	M36	Stainless Steel	300 HV	Passivated		Made to order	500	93.02
	M36	Stainless Steel	300 HV	Plain		Made to order	500	93.02
	M36	Carbon Steel	200 HV	Plain		Made to order	500	92.08

171 combinations shown

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Questions

Which washer size do I need?

Small series for socket head and cheese head screws, normal series for hex bolts and nuts, large and extra large series for soft materials and oversized or slotted holes.