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M4 Washers

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Thread Size = M4

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Part #

Washers Shoulder Washer, .197 ID, .408 OD, .240 Shank OD

12SWS0887B
Essentra
1: $0.153
1,000In Stock

Mfr. Part No.
12SWS0887B

Mouser Part No
144-12SWS0887B

Essentra

Washers Shoulder Washer, .197 ID, .408 OD, .240 Shank OD

1,000In Stock

$0.153

$0.111

$0.095

$0.089

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

0.408 in

Black

Washers SEELCOK WASHER, M4 X 25.4 MM OD, SILICONE, RED

75042
APM HEXSEAL
1: $3.56
6In Stock

Mfr. Part No.
75042

Mouser Part No
608-75042

APM HEXSEAL

Washers SEELCOK WASHER, M4 X 25.4 MM OD, SILICONE, RED

Datasheet

6In Stock

$3.56

$3.45

$3.34

Min.: 1
Mult.: 1

Self Sealing Washer

Stainless Steel

25.4 mm

Red

SEELOC

Washers 8mm OD X .032 Thick X 3.8mm ID

M0404-SS
RAF Electronic Hardware
1: $0.514
278In Stock

Mfr. Part No.
M0404-SS

Mouser Part No
761-M0404-SS

RAF Electronic Hardware

Washers 8mm OD X .032 Thick X 3.8mm ID

Datasheet

278In Stock

$0.514

$0.403

$0.349

$0.322

View

Min.: 1
Mult.: 1

Screw Washer

Stainless Steel

3.8 mm

8 mm

0.32 mm

Washers Self Sealing Washer OD 14.0mm, Thread M4

75041
APM HEXSEAL
1: $4.13
975Expected 8/7/2026

Mfr. Part No.
75041

Mouser Part No
608-75041

APM HEXSEAL

Washers Self Sealing Washer OD 14.0mm, Thread M4

Datasheet

975Expected 8/7/2026

$4.13

$3.88

$3.57

$3.38

View

Min.: 1
Mult.: 1

Self Sealing Washer

Stainless Steel

14 mm

Red

SEELOC

Bulk

Washers #8 RETAINING WASHER NYLON 6/6

2247
Keystone Electronics
1: $0.195
5In Stock

Mfr. Part No.
2247

Mouser Part No
534-2247

Keystone Electronics

Washers #8 RETAINING WASHER NYLON 6/6

Datasheet

5In Stock

$0.195

$0.147

$0.131

$0.11

View

Min.: 1
Mult.: 1

Retaining Washer

Nylon

3.8 mm

9.9 mm

0.81 mm

Bulk

Washers Locking Sealing Washer, 4.15mm ID,M4/#8 Scrw

16MLSW040090125
Essentra
1: $0.139
980Expected 26/5/2026

Mfr. Part No.
16MLSW040090125

Mouser Part No
144-16MLSW040090125

Essentra

Washers Locking Sealing Washer, 4.15mm ID,M4/#8 Scrw

Datasheet

980Expected 26/5/2026

$0.139

$0.082

$0.07

$0.061

View

Min.: 1
Mult.: 1

Sealing Washer

Nylon

0.354 in

Natural

Washers RETAINING WASHER: NYLON 6

RWM200A
Essentra
1: $0.50
935On Order

Mfr. Part No.
RWM200A

Mouser Part No
144-RWM200A

Essentra

Washers RETAINING WASHER: NYLON 6

935On Order

$0.50

$0.46

$0.322

$0.285

View

Min.: 1
Mult.: 1

Retaining Washer

Nylon

4.3 mm

7 mm

2.3 mm

Natural

RWM

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

10SCM004003B
Essentra
1: $0.181
1,000Expected 27/7/2026
New Product

Mfr. Part No.
10SCM004003B

Mouser Part No
144-10SCM004003B

New Product

Essentra

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

Datasheet

1,000Expected 27/7/2026

$0.181

$0.117

$0.099

$0.093

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

8.4 mm

Black

Washers WASHER M4

185040070409
Essentra
1: $1.58
125On Order

Mfr. Part No.
185040070409

Mouser Part No
144-185040070409

Essentra

Washers WASHER M4

125On Order

$1.58

$1.12

$0.917

$0.894

View

Min.: 1
Mult.: 1

Flat Washer

Polyether Ether Ketone (PEEK)

9 mm

Brown

Washers WASHERFLAT M4

18027-2
TE Connectivity
1,000: $0.505
Non-Stocked Lead-Time 2 Weeks

Mfr. Part No.
18027-2

Mouser Part No
571-18027-2

TE Connectivity

Washers WASHERFLAT M4

Non-Stocked Lead-Time 2 Weeks

$0.505

$0.477

$0.435

$0.42

Quote

Min.: 1,000
Mult.: 100

Flat Washer

Bulk

Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw

10SC008025
Essentra
1: $0.181
Non-Stocked

Mfr. Part No.
10SC008025

Mouser Part No
144-10SC008025

Essentra

Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw

Non-Stocked

$0.181

$0.132

$0.113

$0.104

View

Min.: 1
Mult.: 1

Standard Washer

Nylon

4.4 mm

5.2 mm

1.6 mm

6.4 mm

Natural

Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw

10SC008050
Essentra
1: $0.167
Non-Stocked

Mfr. Part No.
10SC008050

Mouser Part No
144-10SC008050

Essentra

Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw

Non-Stocked

$0.167

$0.113

$0.10

$0.092

View

Min.: 1
Mult.: 1

Standard Washer

Nylon

4.4 mm

5.2 mm

1.6 mm

12.7 mm

Natural

Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw

10SC008062
Essentra
1: $0.167
Non-Stocked

Mfr. Part No.
10SC008062

Mouser Part No
144-10SC008062

Essentra

Washers Shoulder Washer, .173 ID, .344 OD, #8 Screw

Non-Stocked

$0.167

$0.117

$0.10

$0.092

View

Min.: 1
Mult.: 1

Shoulder Washer

Polyamide (PA)

4.3 mm

5.2 mm

15.9 mm

1.5 mm

15.8 mm

Natural

Washers Shoulder Washer, .173 ID, .344 OD, N8 Screw

10SC008075
Essentra
1: $0.181
Non-Stocked

Mfr. Part No.
10SC008075

Mouser Part No
144-10SC008075

Essentra

Washers Shoulder Washer, .173 ID, .344 OD, N8 Screw

Non-Stocked

$0.181

$0.138

$0.107

$0.095

View

Min.: 1
Mult.: 1

Standard Washer

Nylon

4.4 mm

5.2 mm

1.6 mm

19.1 mm

Natural

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

10SCM004007
Essentra
1: $0.153
Non-Stocked

Mfr. Part No.
10SCM004007

Mouser Part No
144-10SCM004007

Essentra

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

Non-Stocked

$0.153

$0.11

$0.093

$0.085

View

Min.: 1
Mult.: 1

Shoulder Washer

Polyamide (PA)

4.1 mm

6.0 mm

7 mm

1.5 mm

7 mm

Natural

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

10SCM004007B
Essentra
1: $0.181
Non-Stocked
New Product

Mfr. Part No.
10SCM004007B

Mouser Part No
144-10SCM004007B

New Product

Essentra

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

Datasheet

Non-Stocked

$0.181

$0.142

$0.106

$0.093

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

8.4 mm

Black

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

10SCM004009
Essentra
1: $0.139
Non-Stocked

Mfr. Part No.
10SCM004009

Mouser Part No
144-10SCM004009

Essentra

Washers Shoulder Washer, 4.1mm ID, 8.4mm OD, M4 Screw

Non-Stocked

$0.139

$0.106

$0.09

$0.085

View

Min.: 1
Mult.: 1

Shoulder Washer

Polyamide (PA)

4.1 mm

6.0 mm

9 mm

1.5 mm

9 mm

Natural

Washers Shoulder Washer, .193 ID, .290 OD, .250 Shank OD

12SWS0219
Essentra
1: $0.153
Non-Stocked

Mfr. Part No.
12SWS0219

Mouser Part No
144-12SWS0219

Essentra

Washers Shoulder Washer, .193 ID, .290 OD, .250 Shank OD

Datasheet

Non-Stocked

$0.153

$0.12

$0.101

$0.093

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

0.29 in

Natural

Washers Shoulder Washer, .193 ID, .290 OD, .250 Shank OD

12SWS0219B
Essentra
1: $0.209
Non-Stocked
New Product

Mfr. Part No.
12SWS0219B

Mouser Part No
144-12SWS0219B

New Product

Essentra

Washers Shoulder Washer, .193 ID, .290 OD, .250 Shank OD

Datasheet

Non-Stocked

$0.209

$0.156

$0.117

$0.103

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

7.4 mm

Black

Washers Shoulder Washer, .196 ID, .312 OD, .250 Shank OD

12SWS0425
Essentra
1: $0.167
Non-Stocked

Mfr. Part No.
12SWS0425

Mouser Part No
144-12SWS0425

Essentra

Washers Shoulder Washer, .196 ID, .312 OD, .250 Shank OD

Non-Stocked

$0.167

$0.115

$0.099

$0.092

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

0.312 in

Natural

Washers Shoulder Washer, .196 ID, .312 OD, .250 Shank OD

12SWS0425B
Essentra
1: $0.222
Non-Stocked
New Product

Mfr. Part No.
12SWS0425B

Mouser Part No
144-12SWS0425B

New Product

Essentra

Washers Shoulder Washer, .196 ID, .312 OD, .250 Shank OD

Datasheet

Non-Stocked

$0.222

$0.172

$0.128

$0.114

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

7.9 mm

Black

Washers Shoulder Washer, .176 ID, .372 OD, .201 Shank OD

12SWS0622
Essentra
1: $0.139
Non-Stocked

Mfr. Part No.
12SWS0622

Mouser Part No
144-12SWS0622

Essentra

Washers Shoulder Washer, .176 ID, .372 OD, .201 Shank OD

Datasheet

Non-Stocked

$0.139

$0.081

$0.068

$0.06

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

0.372 in

Natural

Washers Shoulder Washer, .176 ID, .372 OD, .201 Shank OD

12SWS0622B
Essentra
1: $0.139
Non-Stocked
New Product

Mfr. Part No.
12SWS0622B

Mouser Part No
144-12SWS0622B

New Product

Essentra

Washers Shoulder Washer, .176 ID, .372 OD, .201 Shank OD

Datasheet

Non-Stocked

$0.139

$0.10

$0.075

$0.067

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

9.4 mm

Black

Washers Shoulder Washer, .173 ID, .345 OD, .205 Shank OD

12SWS0628
Essentra
1: $0.153
Non-Stocked

Mfr. Part No.
12SWS0628

Mouser Part No
144-12SWS0628

Essentra

Washers Shoulder Washer, .173 ID, .345 OD, .205 Shank OD

Non-Stocked

$0.153

$0.12

$0.101

$0.093

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

4.3 mm

5.2 mm

11.1 mm

9.5 mm

Natural

Washers Shoulder Washer, .173 ID, .345 OD, .205 Shank OD

12SWS0628B
Essentra
1: $0.209
Non-Stocked
New Product

Mfr. Part No.
12SWS0628B

Mouser Part No
144-12SWS0628B

New Product

Essentra

Washers Shoulder Washer, .173 ID, .345 OD, .205 Shank OD

Datasheet

Non-Stocked

$0.209

$0.156

$0.117

$0.103

View

Min.: 1
Mult.: 1

Shoulder Washer

Nylon

8.8 mm

Black

M4 Washers

Customer Service Office

Company

Resources

Support

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