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1900 Series Electromechanical

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Series = 1900

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Part #

Rocker Switches ROCKER

1901.1104
Marquardt Switches
1: CHF 2.12
259In Stock

Mfr. Part No.
1901.1104

Mouser Part No
979-1901.1104

Marquardt Switches

Rocker Switches ROCKER

Datasheet

259In Stock

CHF 2.12

CHF 1.89

CHF 1.79

CHF 1.71

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Min.: 1
Mult.: 1

Standoffs & Spacers HEX THREADED STDOFF .750L 6-32 NYL

1903D
Keystone Electronics
1: CHF 0.75
3’356In Stock

Mfr. Part No.
1903D

Mouser Part No
534-1903D

Keystone Electronics

Standoffs & Spacers HEX THREADED STDOFF .750L 6-32 NYL

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Datasheet

3’356In Stock

CHF 0.75

CHF 0.681

CHF 0.658

CHF 0.654

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Min.: 1
Mult.: 1

Standoffs & Spacers 1.00 Insul PC spcr Slimline Tension fit

1933A
Keystone Electronics
1: CHF 0.461
2’286In Stock

Mfr. Part No.
1933A

Mouser Part No
534-1933A

Keystone Electronics

Standoffs & Spacers 1.00 Insul PC spcr Slimline Tension fit

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Datasheet

2’286In Stock

CHF 0.461

CHF 0.39

CHF 0.356

CHF 0.291

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Min.: 1
Mult.: 1

Standoffs & Spacers 1.0" NYLON SUPPORT

1933B
Keystone Electronics
1: CHF 0.524
626In Stock

Mfr. Part No.
1933B

Mouser Part No
534-1933B

Keystone Electronics

Standoffs & Spacers 1.0" NYLON SUPPORT

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Datasheet

626In Stock

CHF 0.524

CHF 0.398

CHF 0.379

CHF 0.266

CHF 0.207

Min.: 1
Mult.: 1

Standoffs & Spacers NYLON SPACER SUPPORT

1930B
Keystone Electronics
1: CHF 0.29
75In Stock

Mfr. Part No.
1930B

Mouser Part No
534-1930B

Keystone Electronics

Standoffs & Spacers NYLON SPACER SUPPORT

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Datasheet

75In Stock

CHF 0.29

CHF 0.242

CHF 0.223

CHF 0.181

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Min.: 1
Mult.: 1

Standoffs & Spacers .75" NYLON SUPPORT

1931B
Keystone Electronics
1: CHF 0.307
117In Stock

Mfr. Part No.
1931B

Mouser Part No
534-1931B

Keystone Electronics

Standoffs & Spacers .75" NYLON SUPPORT

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Datasheet

117In Stock

CHF 0.307

CHF 0.256

CHF 0.236

CHF 0.201

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Min.: 1
Mult.: 1

Standoffs & Spacers 1.50 Hex Fem Thrd 8-32x.250 SS

1923E
Keystone Electronics
1: CHF 3.63
87In Stock

Mfr. Part No.
1923E

Mouser Part No
534-1923E

Keystone Electronics

Standoffs & Spacers 1.50 Hex Fem Thrd 8-32x.250 SS

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Datasheet

87In Stock

CHF 3.63

CHF 2.76

CHF 2.70

CHF 2.32

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Min.: 1
Mult.: 1

Standoffs & Spacers HEX 8-32X.375 NYLON

1904B
Keystone Electronics
1: CHF 0.868
479In Stock

Mfr. Part No.
1904B

Mouser Part No
534-1904B

Keystone Electronics

Standoffs & Spacers HEX 8-32X.375 NYLON

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Datasheet

479In Stock

CHF 0.868

CHF 0.684

CHF 0.649

CHF 0.58

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Min.: 1
Mult.: 1

Standoffs & Spacers SUPPORT NYLON 1/2"

1929A
Keystone Electronics
1: CHF 0.217
1’099In Stock
2’500Expected 11/30/2026

Mfr. Part No.
1929A

Mouser Part No
534-1929A

Keystone Electronics

Standoffs & Spacers SUPPORT NYLON 1/2"

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Datasheet

1’099In Stock

2’500Expected 11/30/2026

CHF 0.217

CHF 0.183

CHF 0.169

CHF 0.137

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Min.: 1
Mult.: 1

Standoffs & Spacers 6-32 1.00 HEX STDOFF

1922D
Keystone Electronics
1: CHF 1.83
807In Stock

Mfr. Part No.
1922D

Mouser Part No
534-1922D

Keystone Electronics

Standoffs & Spacers 6-32 1.00 HEX STDOFF

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Datasheet

807In Stock

CHF 1.83

CHF 1.47

CHF 1.33

CHF 1.32

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Min.: 1
Mult.: 1

Standoffs & Spacers BR 2.000 M/F THRD

1964
Keystone Electronics
1: CHF 2.40
697In Stock

Mfr. Part No.
1964

Mouser Part No
534-1964

Keystone Electronics

Standoffs & Spacers BR 2.000 M/F THRD

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Datasheet

697In Stock

CHF 2.40

CHF 2.14

CHF 1.18

CHF 1.09

Min.: 1
Mult.: 1

Rocker Switches ROCKER ON/OFF SWITCH SPST

1901.1102
Marquardt Switches
1: CHF 5.20
246In Stock

Mfr. Part No.
1901.1102

Mouser Part No
979-1901.1102

Marquardt Switches

Rocker Switches ROCKER ON/OFF SWITCH SPST

Datasheet

246In Stock

CHF 5.20

CHF 5.14

CHF 5.07

CHF 5.01

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Min.: 1
Mult.: 1

Standoffs & Spacers .250 X .500 4-40 THREADED HEX STANDOFF NYLON

1902C
Keystone Electronics
1: CHF 0.561
169’184In Stock
130’200Expected 8/14/2026

Mfr. Part No.
1902C

Mouser Part No
534-1902C

Keystone Electronics

Standoffs & Spacers .250 X .500 4-40 THREADED HEX STANDOFF NYLON

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Datasheet

169’184In Stock

130’200Expected 8/14/2026

CHF 0.561

CHF 0.517

CHF 0.491

CHF 0.439

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Min.: 1
Mult.: 1

Standoffs & Spacers .875 Fem NYL stdoff 6-32 Thread

1903G
Keystone Electronics
1: CHF 0.75
39’151In Stock

Mfr. Part No.
1903G

Mouser Part No
534-1903G

Keystone Electronics

Standoffs & Spacers .875 Fem NYL stdoff 6-32 Thread

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Datasheet

39’151In Stock

CHF 0.75

CHF 0.696

CHF 0.678

CHF 0.61

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Min.: 1
Mult.: 1

Rocker Switches ROCKER ON/OFF SWITCH SPST

1901.1103
Marquardt Switches
1: CHF 3.65
360In Stock

Mfr. Part No.
1901.1103

Mouser Part No
979-1901.1103

Marquardt Switches

Rocker Switches ROCKER ON/OFF SWITCH SPST

Datasheet

360In Stock

CHF 3.65

CHF 3.61

CHF 3.48

CHF 3.43

View

Min.: 1
Mult.: 1

Standoffs & Spacers .250 NYLON/HEX 4-40

1902A
Keystone Electronics
1: CHF 0.578
7’138In Stock

Mfr. Part No.
1902A

Mouser Part No
534-1902A

Keystone Electronics

Standoffs & Spacers .250 NYLON/HEX 4-40

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Datasheet

7’138In Stock

CHF 0.578

CHF 0.493

CHF 0.48

CHF 0.444

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Min.: 1
Mult.: 1

Standoffs & Spacers HEX THREADED STDOFF .250"L 6-32 NYL

1903A
Keystone Electronics
1: CHF 0.587
13’931In Stock

Mfr. Part No.
1903A

Mouser Part No
534-1903A

Keystone Electronics

Standoffs & Spacers HEX THREADED STDOFF .250"L 6-32 NYL

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Datasheet

13’931In Stock

CHF 0.587

CHF 0.493

CHF 0.482

CHF 0.444

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Min.: 1
Mult.: 1

Standoffs & Spacers .500 HEX PCB

1903C
Keystone Electronics
1: CHF 0.606
14’995In Stock

Mfr. Part No.
1903C

Mouser Part No
534-1903C

Keystone Electronics

Standoffs & Spacers .500 HEX PCB

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Datasheet

14’995In Stock

CHF 0.606

CHF 0.52

CHF 0.493

CHF 0.442

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Min.: 1
Mult.: 1

Standoffs & Spacers 1" HEX THRD STANDOFF

1903E
Keystone Electronics
1: CHF 1.02
3’492In Stock

Mfr. Part No.
1903E

Mouser Part No
534-1903E

Keystone Electronics

Standoffs & Spacers 1" HEX THRD STANDOFF

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Datasheet

3’492In Stock

CHF 1.02

CHF 0.771

CHF 0.75

CHF 0.749

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Min.: 1
Mult.: 1

Standoffs & Spacers M-F BRS HEX 4 X.500"

1944
Keystone Electronics
1: CHF 0.822
12’413In Stock

Mfr. Part No.
1944

Mouser Part No
534-1944

Keystone Electronics

Standoffs & Spacers M-F BRS HEX 4 X.500"

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Datasheet

12’413In Stock

CHF 0.822

CHF 0.655

CHF 0.621

CHF 0.556

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Min.: 1
Mult.: 1

Standoffs & Spacers NB .500 M/F THRD

1952
Keystone Electronics
1: CHF 0.659
39’911In Stock

Mfr. Part No.
1952

Mouser Part No
534-1952

Keystone Electronics

Standoffs & Spacers NB .500 M/F THRD

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Datasheet

39’911In Stock

CHF 0.659

CHF 0.609

CHF 0.558

CHF 0.535

View

Min.: 1
Mult.: 1

Circuit Board Hardware - PCB .080 Gold Micro pin .026 mntg hole

1990-2
Keystone Electronics
1: CHF 0.614
6’453In Stock
6’500Expected 8/17/2026

Mfr. Part No.
1990-2

Mouser Part No
534-1990-2

Keystone Electronics

Circuit Board Hardware - PCB .080 Gold Micro pin .026 mntg hole

Datasheet

6’453In Stock

6’500Expected 8/17/2026

CHF 0.614

CHF 0.47

CHF 0.421

CHF 0.357

View

Min.: 1
Mult.: 1

Circuit Board Hardware - PCB MICRO PIN .25in GOLD

1998-3
Keystone Electronics
1: CHF 0.578
53’336In Stock

Mfr. Part No.
1998-3

Mouser Part No
534-1998-3

Keystone Electronics

Circuit Board Hardware - PCB MICRO PIN .25in GOLD

Datasheet

53’336In Stock

CHF 0.578

CHF 0.443

CHF 0.40

CHF 0.339

View

Min.: 1
Mult.: 1

Standoffs & Spacers HEX 4-40X.375 NYLON

1902B
Keystone Electronics
1: CHF 0.587
9’734In Stock

Mfr. Part No.
1902B

Mouser Part No
534-1902B

Keystone Electronics

Standoffs & Spacers HEX 4-40X.375 NYLON

Learn More

Datasheet

9’734In Stock

CHF 0.587

CHF 0.561

CHF 0.556

CHF 0.371

View

Min.: 1
Mult.: 1

Standoffs & Spacers 4/40 3/4 HEX STDOFF

1902D
Keystone Electronics
1: CHF 0.651
10’307In Stock
14’700Expected 8/31/2026

Mfr. Part No.
1902D

Mouser Part No
534-1902D

Keystone Electronics

Standoffs & Spacers 4/40 3/4 HEX STDOFF

Learn More

Datasheet

10’307In Stock

14’700Expected 8/31/2026

CHF 0.651

CHF 0.511

CHF 0.484

CHF 0.433

View

Min.: 1
Mult.: 1

1900 Series Electromechanical

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