Momentary Switch

GEMCO - 404S21121YAA1 - Stock One Switch, Rotary.

Commercial Industrial Quality Switch

Contacts: 1P2T.

Maximum Voltage: 300

Actuator: Momentary.

Mechanical: Panel, 4 Contacts.

Mounts in a 0.85" hole, complete with 4 metal washers, one cork and one locating pin.

Note: Selector switch with adjustable cam.

Each Switch consists of End Plate, Cover, One Contact Block, Deten Mechanism, Operator, and Switch Body.

Genuine Vintage GEMCO - New Old Stock

In Manufactures Original Packaging with Instruction Sheet.

Alternate: GE 404S21121YAA1, 625896-18

Proudly Made in USA

GEMCO - 404S32121YAA33 - Stock One Switch, Rotary.

Commercial Industrial Quality Switch

Contacts: 2P3T.

Maximum Voltage: 300

Actuator: Momentary to Right and Left.

Mechanical: 2 Panels, 8 Contacts Sets.

Mounts in a 0.85" hole, complete with 4 metal washers, one cork and one locating pin.

Note: Selector switch with adjustable cam.

Each Switch consists of End Plate, Cover, Two Contact Blocks, Deten Mechanism, Operator, and Switch Body.

Genuine Vintage GEMCO - New Old Stock

In Manufactures Original Packaging with Instruction Sheet.

Alternate: GE 404S32121YAA33

Proudly Made in USA

GEMCO - 404S34121YAA3A11 - Stock One Switch, Rotary.

Commercial Industrial Quality Switch

Contacts: 2P3T.

Maximum Voltage: 300

Actuator: Momentary to Right side and Contiuous to Left.

Mechanical: 2 Panels, 6 Contacts Sets.

Mounts in a 0.85" hole, complete with 4 metal washers, one cork and one locating pin.

Note: Selector switch with adjustable cam.

Each Switch consists of End Plate, Cover, Two Contact Blocks, Deten Mechanism, Operator, and Switch Body.

Genuine Vintage GEMCO - New Old Stock

In Manufactures Original Packaging with Instruction Sheet.

Alternate: GE 404S34121YAA3A11, 626662-01

Proudly Made in USA

GEMCO - 404S32121YAA3 - Stock One Switch, Rotary.

Commercial Industrial Quality Switch

Contacts: 1P3T.

Maximum Voltage: 300

Actuator: Momentary each side.

Mechanical: Panel, 4 contacts.

Mounts in a 0.85" hole, complete with 4 metal washers, one cork and one locating pin.

Note: Selector switch with adjustable cam.

Each Switch consists of End Plate, Cover, One Contact Block, Deten Mechanism, Operator, and Switch Body.

Genine Vintage GEMCO - New Old Stock

In Manufactures Original Packaging with Instruction Sheet.

Alternate: GE 404S32121YAA3, 625896-18

Proudly Made in USA

FUTABA - MD-4PCS Switch, Push-button.

New Genuine Futaba  MD Series

Behavior: Linear

Signaling Type: Metal Contact - Sense Method: Metal Leaf

Switch Mount: Plate

Keycap mount: Cruciform Post

Constituent Component Parts: 16 

Normally Open Keyboard, Round, Spring-Loaded Momentary.

Bounce time: 5 ms (KBM)

Peak force: 3.5±0.8 oz (99±23 g) (KBM)

Pretravel: 0.03±0.01″ (0.8±0.25 mm) (KBM)

Total travel: 0.12±0.01″ (3.0±0.25 mm) (KBM)

Snaps into a 0.61" / 15.4mm dia hole, stays secure with two pop out flanges.

1.15" / 29mm Long from Tip of "x" Plunger to Two Pins.

Rated Lifetime: 10M (KBM)

Additional Information: https://deskthority.net/wiki/Futaba_MD_series

Appears to be Silver Plated Contacts Internally.

Note: Various vintage computer (IBM), gaming (Atari) or workstation (TeleVideo) keyboards used Cherry MX keys or the more period-correct George Risk KBM-01-01 (Futaba MD-4PCS) keys.  

Package of 10.

ALPS PN421 - Samwon PPL421 Switch, pushbutton/push switch.

Contacts: 4PDT non-latching momentary. 2 NO and 2 NC

Mechanism design offers acute operation and long service life

Applications: Ideal for mounting on PCB motherboard of many electric appliances

Specifications:

Material: Plastic, Metal

Switch Operation: Latching

Contact Configuration: 4PDT

Terminal Type: Straight Through Hole

Pin Quantity: 12

Each Pin Pitch: 3mm

Position Quantity: 1

Mounting Pillar Distance: 22mm / 0.87-inch

Cap Mounting Part: 6.5 x 3.3mm / 0.26-inch x 0.13-inch(L*W)

Overall Size: 35 x 7.6 x 13mm / 1.38-inch x 0.30-inch x 0.51-inch(L*W*H

New old Stock

Package of 10.

Honeywell MICRO SWITCH - UX30C10C01 - Switch, Lever. SPDT

SX subminiature basic switches are the smallest snap-action switches from MICRO SWITCH. These switches are ideal where saving space and weight are important.

FEATURES
Compact Size – helps minimize equipment size
Temperature Range: –25° to +85°C (–13 to 185°F)
Weight: 0.5 grams (.018 oz.)
UL/CSA  

Contacts: Silver Contacts - 1Amp at 125VAC.

Operation: Very Light-26-Gram Force.

Momentary Subminiature.

Actutator: Flat Lever

Alternate: Omron D2F-FL-D Note: (Fit, form and function interchangeability with competitor’s product.)

EATON - JBT - 3-627 Switch, Instrument Toggle.

Contacts: SPDT.

Contact Ratings: 6Amp 125VAC, 3Amp 250VAC.

Actuator: Center-Off, 1 side momentary, ON/OFF/(ON).

Bushing Diameter: 0.24"

Connection: 3 Solder Terminals.

Mech: PCB. Miniature Toggle.

Aalternate: McMaster-Carr 7347K74 

New Old Stock - Made in USA

CUTLER-HAMMER - SC2GXNI Switch, Illuminated Rocker.

Industries Finest Miniature Snap-in, Lighted Rocker Switch. well defined movement, Interlocking actuator, Stainless Steel retainng clip. A very finely manufactured quality momentary rocker switch. 

Contacts: DPDT.

Contact Ratings: 125VAC/5Amp.

Contact resistance: 10 milliohms.

Mechanical Life: 30,000 Cycles

Actuator: Momentary, On (On).

Terminals: Copper with Silver Plating

Dimensions: Body 0.475" X 0.450".

Panel Cutout: 0.736: X 0.657" (18.7 x 16.7 mm)

Behind Panel Dimension .902: (22.9 mm)

Sealed Solder Lug Terminals

Mech: Snap-in.

Lens: Red, with hidden T1-3/4 Bi-pin 5V or 6V lamp included.

Lamp is changed by snapping off front cover.

Alternate: NKK Series MLW3025-6RC

ALPS - SPH122A50 Switch, Pushbutton. PCB Tictile Pushbutton.

Contacts: DPDT.

Actuator: Momentary.

Mech: 6 Pin PCB.

Note: Keyboard switch, no knob.

Package of 10.

Licon 01‑865110 Switch, Pushbutton.

Contacts: SPDT  

Contact Ratings: 10Amp 125/250VAC.

Actuator: Illuminated, Latching.

Mech: Panel.

Note: No lamp (30V Max.).

Dimensions: Full Size: Width: 1.35", Height: 2.5", Depth: 1.25"

Genuine Licon - New Old Stock

Note: Bulbs and covers are ordered separately and not part of the P/N.

K3-23 - Push Button Switch, Momentary 4PDT

Orientation: Multiple - Push Button or Foot Actuation

Environmentally Sealed

Contacts: 4PDT - 6 NO & 6 NC 

Contact Current/Voltage Ratings: 15 Amps, 125/250VAC

Number of Contacts/Pins: 12

Mount: Panel 0.375" Hole

Actuator: Spring Loaded, Momentary. 0.080" 

Mech: 12 Pin, with 1/8" Solder Lugs 0.200 High.

Body: 1.350" Long (Minus Plunger) x 1.250": Wide x .500" high.

Switch Length with Mounting Bractet is 2.000" Long

Removeable Mounting Plate for Panel Mounting - Identified A4-1002-02

L Shaped Steel Anodized Mounting Plate (1.00" wide X 1.100" Long X 0.525" High)

Very Durable, Well Manufactured Aerospace Quality Switch

Weight: 38 Grams including Bracket

New Old Stock

UID - 3-446 - Pushbutton Switches, Switchbank.

Contacts: All 5 Swirtches are DPDT.

Actuator: 3-Interlocking and 2-Momentary.

Connection: Solder Terminals.

Mechanical: On 5.6"Long mounting plate.

Molex Pushbutton Switch,  Contacts: SPDT. Contact Ratings: 2Amp 125VAC. Actuator: Illuminated (Red Pilot), Momentary. Connection: 3/16" male QC terminals. Mech: Panel, snap-in. Panel hole: Snap in 1.2" to 1.29" long x approximately 0.483" wide x 1.983" deep, plus contacts. Front 1.3" long x 0.550" wide. Note: Actuator -/478" long x 0.370" wide x 0.334" from top.

Licon 01‑865510 Switch, Pushbutton.

Contacts: SPDT  

Contact Ratings: 10Amp 125/250VAC.

Actuator: Illuminated, Momentary.

Mech: Panel.

Note: No lamp (30V Max.).

Dimensions: Full Size: Width: 1.35", Height: 2.2", Depth: 1.25"

Genuine Licon - New Old Stock

Note: Bulbs and covers are ordered separately and not part of the P/N.

Crouzet Corp - 831613-04 Switch, limit.

Contacts: SPST-Normally Open.

Contact Ratings: 12A.

Actuator: Momentary Roller Lever - Standard Force, Snap Action.

Connection: 3/16" Quick Connect Terminals with Solder Hole.

Mech: Two Holes 1.0" spacing.

Note: Verified for nine international standards.

New Old Stock

C & K Components - KC11P4CQ Switch, Pushbutton.

Contacts: SPST-Normally Open Contacts.

Contact Ratings: 12VDC or 0.6Amp 12VAC.

Actuator: Momentary.

Mech: PCB 4 pin. Body: 6.1mm square x 3.8mm high plus non-threaded actuator 3.2mm D x 5.7mm long.

Note: Tactile.

Life expectancy: 100,000 cycles.

New Old Stock 

ALPS - SSCJ240600 Switch, Pushbutton.

Status: Discontinued

Orientation: Horizontal type suitable for multiple circuits.

Rating: 0.1A @ 30 V

Contacts: 4PDT.

Contact/Pins: 12

Actuator: Spring Loaded, Momentary.

Mech: 12 Pin, with 3/16" leads.

Body: 9/16" long x 1/4" wide x 3/8" high.

Note: Miniature.

Life: 10,000 Cycles

Push button is 1/4" long x 1/8" thick and 1/4" wide.

Vintage Alps - New Old Stock

ALPS - 3-171 - Switch, Vertical Slide.

Contacts: 6PDT.

Actuator: Momentary, Spring Loaded.

Mech: PCB 18 Pin.

Panel hole:

Body: 38.0mm long x 5.4mm wide X 10.0mm high.

Overall with slide actuator 49.7mm long.

Note: Travel 2.0mm, SpringLloaded.

New Old Stock - Tarnish of silver leads does not affect operation.

Switch, toggle, paddle, momentary. Contacts: equivalent to SPDT center-off. four solder terminals 0.55"L. Terminals 2 and 3 N.C. Momentary one side shorts 1 and 2. Momentary the other side shorts 3 and 4. Mounting: PCB. Size: 0.5" x 1.4"L x 1.4" behind panel.

BERGQUIST - P-1755-02 - KEYPADS 48 Switch's

Membrane touch switches are sometimes referred to as membrane switches or touch switches. Generally, a membrane touch switch is a momentary electrical on/off switch for activating and de-activating a circuit. ... An overlay is applied to the first surface of the switch as the graphic interface.

Very flexible 10-1/4" wide x 7-1/8" deep

Connection: 24-Pin (F) connector 2-7/8" long x 1/8" deep with 2.2mm lead spacing.

American Switch Corp. - ASC - APEM - W820KSV-1BE - Switch, Sealed Miniature Pushbutton.

Momentary DPDT Right Angle.

W800 Series

Contacts: DPDT.

Contact Material: Silver.

Contacts: Gold over Nickel over Brass

Contact Ratings: 0.4 Volt-Amps max at 20V Max. (AC or DC)

Initail Contact Resistance: 20mOhms max at 3VDC, 0.1A

Insulation Resistance: 1000 V RNS minimum at Sea Level 

Actuator: On-Momentary (C, NO, NC).

Connection: PC leads.

Case and Bushing: Glass-Filled Nylon (UL 94V-O) Red Color.

Mech: PCB Right Angle

Electrical Life: 40,000 Cycles Minimum

Plunger Travel: Approximately 0.035"

Terminal Seal: Epoxy

Operating Temperature: -30 C to 85 C

Panel Hole: actuator Length 7.16 mm, Depth 34.21, Length 11.43.

UL/CSA Listed

Made in USA

Factory New.

Note: Disposable Vinyl Boot on plunger is to protect prior to use.

Chicago Switch - 3-334 - EIA50 - 034-550-001 - Switch, Pushbutton.

Contacts: NO. - Heavily Gold Plated 

Hermetically Sealed Can

Actuator: SPST NO (Form 1) Momentary.

Can Material: Nickel-Silver

Actuator: Thermoplastic (PBTP)

Rating: 100mA @125 VAC

Connection: TO-39 To-39 push button switchype, Metal Can 2 pin.

Lead Length: 0.149" Llong with spacing @ 0.20".

Mech: PCB Mount.

Life: 1,000,000 Actuations

Panel Hole: 0.3674" Diameter x 0.260" High. (Top Can Diameter is 0.325")

Note: Black Button Actuator is 0.171" D.

Vintage Chicago Switch - New Old Stock -  Difficult to Find

Applications: Reset Switch / Detect Switch

Note: ITW Switched (Formerly Licon / Chicago Switch) Formerly Chicago Switch

Alternate: ITW Series 034 P/N 034-550-001

RoHS Compliant

Made in USA

Cherry Electrical Products - OE6930A0 - Switch, Pushbutton.

Contacts: SPDT. 1 NO & 1 NC, Contact Material: Silver-CdO

Contact Ratings: 10 Amp 125/250VAC (1/3HP, 125/250VAC).

Actuator: 3 Position. Round Plunger - With Pull-To-Cheat Feature , Maintained, Momentary push. 

Terminals: Quick Connect, Brass (Common AG plated) 

Temperature Range: -40 to 85C

Connections: 3/16" QC terminals.

Operating Force: 475 g, Stainless Steel Spring

Mounting: Panel, Snap-in Mounting. Panel Cut-out: 14mm X 28.6mm.

Body: For hole 28mm to 30mm long x 13.3mm min x 24.7mm behind panel plus contacts.

Housing Material: ThermoPlastic Polyester, White.

Operation Life According to EN61058-1: 50,000 Cycles

Listed: UL, CSA, VDE. RoHS Compliant

Alternates: ZF Electronics 2524438, Vishay 1369901, ZF Electronics 2103633

Complex Difficult Switch to Find