General – Purpose Nonlocking Plugs and Receptacles
		15 Ampere		20 Ampere		30 Ampere		50 Ampere
		R	P	R	P	R	P	R	P
125V	1	1-15R	1-15P
125V	5	5-15R	5-15P	5-20R	5-20P	5-30R	5-30P
250V	6	6-15R	6-15P	6-20R	6-20P	6-30R	6-30P	6-50R	6-50P
277V	7	7-15R	7-15P	7-20R	7-20P	7-30R	7-30P	7-50R	7-50P
125V/250V	10			10-20R	10-20P	10-30R	10-30P	10-50R	10-50P
3Φ 250V	11
125V/250V	14
3Φ 250V	15
Locking Type Plugs and Receptacles
		15 Ampere		20 Ampere		30 Ampere		50 Ampere
		R	P	R	P	R	P	R	P
125V	L5
250V	L6
227V	L7
250V	L14
250V	L15
347V	L24
480V	L8
120/208V	L18
227/480V	L19
347/600V	L20
120/208V	L21
277/480V	L22
347/600V	L23
125V	SS1
125/250V	SS2