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M4 Washers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Material	Inside Diameter	Outside Diameter	Thickness	Thread Size	Color	Plating	Series	Packaging
Washers RETAINING WASHER: NYLON 6 RWM200A Essentra 1: $0.562 945In Stock	Mfr. Part # RWM200A Mouser Part # 144-RWM200A	Essentra	Washers RETAINING WASHER: NYLON 6		945In Stock	$0.562 $0.504 $0.353 $0.317 View $0.268 $0.253 $0.245 $0.238 $0.233	Min.: 1 Mult.: 1	Retaining Washer	Nylon	4.3 mm	7 mm	2.3 mm	M4	Natural		RWM
Washers Shoulder Washer, .173 ID, .344 OD, N8 Screw 10SC008012 Essentra 1: $0.187 223In Stock 2,000Expected 2026-10-05	Mfr. Part # 10SC008012 Mouser Part # 144-10SC008012	Essentra	Washers Shoulder Washer, .173 ID, .344 OD, N8 Screw		223In Stock 2,000Expected 2026-10-05	$0.187 $0.143 $0.122 $0.115 View $0.104 $0.095 $0.089 $0.086 $0.081	Min.: 1 Mult.: 1	Standard Washer	Nylon	4.4 mm	5.2 mm		M4	Natural
Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw 10SC008014 Essentra 1: $0.187 1,550In Stock	Mfr. Part # 10SC008014 Mouser Part # 144-10SC008014	Essentra	Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw		1,550In Stock	$0.187 $0.143 $0.122 $0.115 View $0.104 $0.095 $0.089 $0.086 $0.081	Min.: 1 Mult.: 1	Shoulder Washer	Nylon	4.3 mm	5.2 mm	3.6 mm	M4	Natural
Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw 10SCM004003B Essentra 1: $0.173 1,000In Stock New Product	Mfr. Part # 10SCM004003B Mouser Part # 144-10SCM004003B New Product	Essentra	Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw	Datasheet	1,000In Stock	$0.173 $0.127 $0.109 $0.102 View $0.091 $0.084 $0.078	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		8.4 mm		M4	Black
Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw 10SCM004004 Essentra 1: $0.158 669In Stock	Mfr. Part # 10SCM004004 Mouser Part # 144-10SCM004004	Essentra	Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw		669In Stock	$0.158 $0.118 $0.101 $0.094 View $0.084 $0.076 $0.072 $0.069 $0.065	Min.: 1 Mult.: 1	Shoulder Washer	Polyamide (PA)	4.1 mm	6.0 mm	4 mm	M4	Natural
Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw 10SCM004004B Essentra 1: $0.173 800In Stock New Product	Mfr. Part # 10SCM004004B Mouser Part # 144-10SCM004004B New Product	Essentra	Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw	Datasheet	800In Stock	$0.173 $0.128 $0.109 $0.104 View $0.092 $0.084 $0.079	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		8.4 mm		M4	Black
Washers Shoulder Washer, .171 ID, .375 OD, .195 Shank OD 12SWS0802 Essentra 1: $0.202 1,890In Stock	Mfr. Part # 12SWS0802 Mouser Part # 144-12SWS0802	Essentra	Washers Shoulder Washer, .171 ID, .375 OD, .195 Shank OD		1,890In Stock	$0.202 $0.148 $0.127 $0.12 View $0.108 $0.099 $0.094 $0.089 $0.085	Min.: 1 Mult.: 1	Shoulder Washer	Polyamide (PA)	4.3 mm	4.9 mm	1.6 mm	M4	Natural
Washers Shoulder Washer, .171 ID, .375 OD, .250 Shank OD 12SWS0810B Essentra 1: $0.216 1,000In Stock New Product	Mfr. Part # 12SWS0810B Mouser Part # 144-12SWS0810B New Product	Essentra	Washers Shoulder Washer, .171 ID, .375 OD, .250 Shank OD	Datasheet	1,000In Stock	$0.216 $0.161 $0.138 $0.131 View $0.12 $0.109 $0.102	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		9.5 mm		M4	Black
Washers Shoulder Washer, .192 ID, .375 OD, .245 Shank OD 12SWS0811B Essentra 1: $0.216 1,000In Stock New Product	Mfr. Part # 12SWS0811B Mouser Part # 144-12SWS0811B New Product	Essentra	Washers Shoulder Washer, .192 ID, .375 OD, .245 Shank OD	Datasheet	1,000In Stock	$0.216 $0.161 $0.138 $0.131 View $0.12 $0.109 $0.102	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		9.5 mm		M4	Black
Washers Shoulder Washer, .188 ID, .437 OD, .313 Shank OD 12SWS0819B Essentra 1: $0.216 900In Stock New Product	Mfr. Part # 12SWS0819B Mouser Part # 144-12SWS0819B New Product	Essentra	Washers Shoulder Washer, .188 ID, .437 OD, .313 Shank OD	Datasheet	900In Stock	$0.216 $0.161 $0.138 $0.131 View $0.12 $0.109 $0.102	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		11.1 mm		M4	Black
Washers Shoulder Washer, .171 ID, .375 OD, .250 Shank OD 12SWS0827 Essentra 1: $0.187 4,002In Stock	Mfr. Part # 12SWS0827 Mouser Part # 144-12SWS0827	Essentra	Washers Shoulder Washer, .171 ID, .375 OD, .250 Shank OD	Datasheet	4,002In Stock	$0.187 $0.141 $0.12 $0.112 View $0.101 $0.094 $0.088	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		0.375 in		M4	Natural
Washers Shoulder Washer, .171 ID, .375 OD, .250 Shank OD 12SWS0827B Essentra 1: $0.202 1,000In Stock New Product	Mfr. Part # 12SWS0827B Mouser Part # 144-12SWS0827B New Product	Essentra	Washers Shoulder Washer, .171 ID, .375 OD, .250 Shank OD	Datasheet	1,000In Stock	$0.202 $0.154 $0.131 $0.124 View $0.112 $0.102 $0.096	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		9.5 mm		M4	Black
Washers Shoulder Washer, .198 ID, .375 OD, .250 Shank OD 12SWS0847 Essentra 1: $0.317 801In Stock	Mfr. Part # 12SWS0847 Mouser Part # 144-12SWS0847	Essentra	Washers Shoulder Washer, .198 ID, .375 OD, .250 Shank OD		801In Stock	$0.317 $0.249 $0.209 $0.186 View $0.176 $0.166 $0.151 $0.141 $0.137	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		0.375 in		M4	Natural
Washers Shoulder Washer, .198 ID, .375 OD, .250 Shank OD 12SWS0847B Essentra 1: $0.346 1,000In Stock New Product	Mfr. Part # 12SWS0847B Mouser Part # 144-12SWS0847B New Product	Essentra	Washers Shoulder Washer, .198 ID, .375 OD, .250 Shank OD	Datasheet	1,000In Stock	$0.346 $0.264 $0.225 $0.206 View $0.193 $0.187 $0.179 $0.176 $0.173	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		9.5 mm		M4	Black
Washers Shoulder Washer, .190 ID, .490 OD, .250 Shank OD 12SWS1050 Essentra 1: $0.202 810In Stock	Mfr. Part # 12SWS1050 Mouser Part # 144-12SWS1050	Essentra	Washers Shoulder Washer, .190 ID, .490 OD, .250 Shank OD	Datasheet	810In Stock	$0.202 $0.158 $0.135 $0.127 View $0.115 $0.105 $0.099 $0.096 $0.091	Min.: 1 Mult.: 1	Shoulder Washer	Nylon		0.49 in		M4	Natural
Washers Flat Washer, 4.30mm ID, M4 / #8 Screw 16M04080200 Essentra 1: $0.144 1,514In Stock	Mfr. Part # 16M04080200 Mouser Part # 144-16M04080200	Essentra	Washers Flat Washer, 4.30mm ID, M4 / #8 Screw Learn More about Essentra 16m nylon flat washers		1,514In Stock	$0.144 $0.105 $0.089 $0.082 View $0.073 $0.068 $0.063 $0.06 $0.058	Min.: 1 Mult.: 1	Flat Washer	Nylon		8 mm		M4	Natural		16M
Washers Flat Washer, 4.30mm ID, M4 / #8 Screw 16M04080200B Essentra 1: $0.158 2,666In Stock	Mfr. Part # 16M04080200B Mouser Part # 144-16M04080200B	Essentra	Washers Flat Washer, 4.30mm ID, M4 / #8 Screw Learn More about Essentra 16m nylon flat washers		2,666In Stock	$0.158 $0.115 $0.098 $0.091 View $0.073 $0.069 $0.068 $0.063	Min.: 1 Mult.: 1	Flat Washer	Nylon	4.3 mm	8.0 mm	2 mm	M4	Black		16M
Washers Locking Sealing Washer, 4.15mm ID,M4/#8 Scrw 16MLSW040090125 Essentra 1: $0.144 805In Stock	Mfr. Part # 16MLSW040090125 Mouser Part # 144-16MLSW040090125	Essentra	Washers Locking Sealing Washer, 4.15mm ID,M4/#8 Scrw	Datasheet	805In Stock	$0.144 $0.089 $0.076 $0.069 View $0.06 $0.056 $0.052	Min.: 1 Mult.: 1	Sealing Washer	Nylon		0.354 in		M4	Natural
Washers WASHER M4 173000400022 Essentra 1: $0.317 2,416In Stock	Mfr. Part # 173000400022 Mouser Part # 144-173000400022	Essentra	Washers WASHER M4		2,416In Stock	$0.317 $0.242 $0.203 $0.192 View $0.181 $0.176 $0.167 $0.148 $0.145	Min.: 1 Mult.: 1	Flat Washer	Polycarbonate (PC)		10 mm		M4	Clear
Washers #8 RETAINING WASHER 2248 Keystone Electronics 1: $0.233 3,260In Stock	Mfr. Part # 2248 Mouser Part # 534-2248	Keystone Electronics	Washers #8 RETAINING WASHER	Datasheet	3,260In Stock	$0.233 $0.203 $0.174 $0.144 View $0.119 $0.104 $0.095 $0.076	Min.: 1 Mult.: 1	Retaining Washer	Nylon	3.4 mm	9.91 mm	0.81 mm	M4			2248	Bulk
Washers WASHER 4.3X12X1.5 032040011407 Essentra 1: $0.187 700In Stock	Mfr. Part # 032040011407 Mouser Part # 144-032040011407	Essentra	Washers WASHER 4.3X12X1.5		700In Stock	$0.187 $0.137 $0.117 $0.109 View $0.098 $0.091 $0.085 $0.082 $0.078	Min.: 1 Mult.: 1	Flat Washer	Polyvinyl Chloride (PVC)	4.3 mm	12 mm	1.4 mm	M4	Black
Washers LOCK WASHER 1477 Keystone Electronics 1: $0.372 2,251In Stock	Mfr. Part # 1477 Mouser Part # 534-1477	Keystone Electronics	Washers LOCK WASHER	Datasheet	2,251In Stock	$0.372 $0.293 $0.26 $0.22 View $0.183 $0.164 $0.146 $0.14	Min.: 1 Mult.: 1	Lock Washer	Steel	5 mm	8.1 mm	1.2 mm	M4		Zinc		Bulk
Washers #8 RETAINING WASHER 2287 Keystone Electronics 1: $0.279 2,234In Stock	Mfr. Part # 2287 Mouser Part # 534-2287	Keystone Electronics	Washers #8 RETAINING WASHER	Datasheet	2,234In Stock	$0.279 $0.212 $0.189 $0.16 View $0.149 $0.13 $0.11 $0.102	Min.: 1 Mult.: 1	Retaining Washer	Nylon	3.8 mm	9.9 mm	1.6 mm	M4				Bulk
Washers METAL WASHER 4703 Keystone Electronics 1: $0.202 2,364In Stock	Mfr. Part # 4703 Mouser Part # 534-4703	Keystone Electronics	Washers METAL WASHER	Datasheet	2,364In Stock	$0.202 $0.149 $0.133 $0.112 View $0.091 $0.085 $0.076 $0.071	Min.: 1 Mult.: 1	Flat Washer	Steel	5.1 mm	0.437 mm	0.84 mm	M4		Zinc		Bulk
Washers Shoulder Washer, .171 ID, .375 OD, .195 Shank OD Essentra 12SWS0802B 12SWS0802B Essentra 1: $0.216 1,000In Stock	Mfr. Part # 12SWS0802B Mouser Part # 144-12SWS0802B	Essentra	Washers Shoulder Washer, .171 ID, .375 OD, .195 Shank OD		1,000In Stock	$0.216 $0.161 $0.138 $0.131 View $0.12 $0.109 $0.102 $0.099 $0.094	Min.: 1 Mult.: 1	Shoulder Washer	Polyamide (PA)		0.375 in		M4	Black

M4 Washers

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0.437 mm
4.9 mm
5.2 mm
5.3 mm
0.236 in
6.0 mm
7 mm
0.29 in
7.4 mm
0.312 in
7.9 mm
8 mm
8.0 mm
8.1 mm
8.4 mm
0.344 in
8.7 mm
8.8 mm
0.354 in
9 mm