McMaster-Carr

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	NEMA Style NEMA Style


5-15	5-20	L1-15

L2-20	L5-15	L5-20

L5-30	L6-15	L6-20

L6-30	L7-15	L7-20

L7-30	L8-20	L8-30

L9-20	L9-30	L10-20

L10-30	L11-20	L11-30

L12-20	L12-30	L13-30

L14-20	L14-30	L15-20

L15-30	L16-20	L16-30

L17-30	L18-20	L18-30

L19-20	L19-30	L20-20

L20-30	L21-20	L21-30

L22-20	L22-30	L23-20

L23-30	L25-30	L26-30

ML1-15	ML2-15	ML3-15

	Connection Type Connection Type


Turn Lock	Straight Blade

Hose	Pipe

Vehicle

	Current Current

	Type Type


Plug	Socket

Receptacle	Adapter

Cord	Cord Splitter

Cap	Connector

	Voltage Voltage

	Grounding Grounding


Grounded	Non-Grounded

	Shape Shape


Straight	90Â° Elbow

Cap/Plug	Wye

	Number of Blades Number of Blades

	Number of Slots Number of Slots

	2		3
	4		5

	Color Color

	Black		Yellow
	White		Brown
	Orange		Gray
	Silver

	Gender Gender

Male

Female

	Housing Material Housing Material

Plastic

Rubber

Aluminum

	Receptacle Type Receptacle Type

	Single		Duplex

	Environment Environment

	Environmental Rating Environmental Rating

	Opens With Opens With


Handle	Screwdriver

Knob	Key

Hex Key	Square Key

Triangle Key	Combination

	Wire Connection Type Wire Connection Type

Screw Terminals

Wire Leads

	Specifications Met Specifications Met

ANSI

CSA

DGUV

DIN

FDA

Fed. Spec.

Mil. Spec.

NEMA

U.S. Postal
Service
Guidelines
for Mailbox
Locks

	Material Material

	Receptacle Terminal Location Receptacle Terminal Location

Back

Side

Front

	For Maximum Thickness For Maximum Thickness

	Latching Distance Latching Distance

0"-1/2"

1/16"

1/16"-1/8"

1/16"-1/4"

1/16"-3/8"

1/16"-1/2"

1/16"-15/16"

3/32"

1/8"

1/8"-3/8"

1/8"-9/16"

1/8"-3/4"

1/8"-1 5/16"

1/8"-2"

3/16"

3/16"-1 1/16"

3/16"-2 7/16"

5/16"-2 1/2"

3/8"-5/8"

3/8"-3/4"

3/8"-13/16"

3/8"-1 1/4"

7/16"

1/2"

1/2"-1"

1/2"-1 1/8"

9/16"-1 5/16"

5/8"-7/8"

3/4"-1 1/8"

7/8"-1 11/16"

15/16"-1 13/16"

1 1/8"-1 9/16"

1 11/16"-2"

	For Maximum Cable OD For Maximum Cable OD

2,097 Products

Plugs, Sockets, and Receptacles

NEMA Turn-Lock Plugs,
Sockets, and Receptacles

These connectors conform to requirements set by NEMA, the standard in the U.S. A quarter turn locks them in in an outlet to remain secure in high-vibration applications and prevent accidental disconnection.

Non-NEMA Turn-Lock Connectors

A quarter turn locks these connectors in an outlet to remain secure in high-vibration applications and prevent accidental disconnection. They are not compatible with NEMA configurations.