Name: Flat Washers Metric A4 Stainless Steel M20 (21M ID x 37M OD x 3M Thick)
SKU: MFWSSA4MM20
Price: 0.75 USD
Availability: InStock

Metric Sized Round Washers in A4 Stainless Steel

Quantity	Unit price
To 99	$0.75*
To 999	$0.70*
From 1000	$0.65*

Color: Silver
Corrosion Resistant: Yes
Diameter: 21mm
Grade: A4
Material: Stainless Steel

Outside Diameter (OD): 37mm
Product Type: Flat Washers
System of Measurement: Metric
Thickness: 2.7mm - 3.3mm
Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Washer OD: 37mm
Washer Thickness: 2.7mm - 3.3mm
Weight: 0.038

A flat washer is a round outer diameter thin plate with a center hole (inner diameter) punched to the size of the bolt or screw size.

Used to distribute loads of threaded bolts, screws and nuts evenly as the fastener is tightened
durable and long lasting assembly
corrosion resistant

Reference Materials

METRIC FLAT WASHERS Size Chart (PDF) - Print Friendly, 163Kb

Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

Sizes	Inner Diameter	Outer Diameter	Thickness
M2	2.2M	5.0M	0.3M
M4	4.3M	9.0M	0.8M
M10	10.5M	20.0M	2.0M

Product number: MFWSSA4MM20

SIZE/SKU	SELECT PACKAGE QUANTITY	SUBTOTAL
M2 MFWSSA4M2	1 $0.04 (0.04/ea) 100 $3.00 (0.03/ea) 1000 $20.00 (0.02/ea)	Quantity for Flat Washers A4 SS - M2 (2.2M ID x 5.0M OD x 0.3M Thick) $0.00
M2.5 MFWSSA4M2.5	1 $0.04 (0.04/ea) 100 $3.00 (0.03/ea) 1000 $20.00 (0.02/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M2.5 (2.7M ID x 6M OD x .50M Thick) $0.00
M3 MFWSSA4M3	1 $0.04 (0.04/ea) 100 $3.00 (0.03/ea) 1000 $20.00 (0.02/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M3 (3.2M ID x 7M OD x .5M Thick) $0.00
M4 MFWSSA4M4	1 $0.04 (0.04/ea) 100 $3.00 (0.03/ea) 1000 $20.00 (0.02/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M4 (4.3M ID x 9.0M OD x 0.8M Thick) $0.00
M5 MFWSSA4M5	1 $0.05 (0.05/ea) 100 $4.00 (0.04/ea) 1000 $30.00 (0.03/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M5 (5.3M ID x 10M OD x 1M Thick) $0.00
M6 MFWSSA4M6	1 $0.08 (0.08/ea) 100 $7.01 (0.07/ea) 1000 $60.00 (0.06/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M6 (6.4M ID x 12M OD x 1.6M Thick) $0.00
M8 MFWSSA4M8	1 $0.10 (0.1/ea) 100 $9.00 (0.09/ea) 1000 $80.00 (0.08/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M8 (8.4M ID x 16M OD x 1.6M Thick) $0.00
M10 MFWSSA4MM10	1 $0.12 (0.12/ea) 100 $10.00 (0.1/ea) 1000 $80.00 (0.08/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M10 (10.5M ID x 20.0M OD x 2.0M Thick) $0.00
M12 MFWSSA4MM12	1 $0.24 (0.24/ea) 100 $23.00 (0.23/ea) 1000 $220.00 (0.22/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M12 (13M ID x 24M OD x 2.5M Thick) $0.00
M14 MFWSSA4MM14	1 $0.39 (0.39/ea) 100 $36.00 (0.36/ea) 1000 $330.00 (0.33/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M14 (15M ID x 28M OD x 2.5M Thick) $0.00
M16 MFWSSA4MM16	1 $0.42 (0.42/ea) 100 $40.00 (0.4/ea) 1000 $380.00 (0.38/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M16 (17M ID x 30M OD x 3M Thick) $0.00
M20 MFWSSA4MM20	1 $0.75 (0.75/ea) 100 $70.00 (0.7/ea) 1000 $650.00 (0.65/ea)	Quantity for Flat Washers Metric A4 Stainless Steel M20 (21M ID x 37M OD x 3M Thick) $0.00

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