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Mil-C-22992

MIL-C-22992 CLASS L COMPATIBILITY ORDERING INFORMATION

MASTER KEY/KEYWAY POSITIONS:
N designates normal position. Four other positions (1, 4, 5, and 6) of the master key/keyway prevent mating of incompatible voltages. Refer to the illustration above for applicability.

NON-GROUNDING ASSEMBLIES:Finish N

Shell Size	Current Rating Amps	Shell Master Key Keyway Position
		DC
		2 Wire
		28 VDC
28	40	N(105°)
32	60	N(105°)
44	100	N(105°)
48	150	N(105°)
52	200	N(105°)

GROUNDING ASSEMBLIES: Finish C

Shell Master Key / Keyway Position
Shell Size	Current Rating Amps	60 Hz & 400 Hz
		1 Phase			3 Phase
		2 Wire		3 Wire	3 Wire	4 Wire
		120 VAC	240 VAC	120/240 VAC	450-480 VAC	120/208 VAC	240/416 VAC	277/480 VAC
28	40	4(120°)	5(1135°)	4(120°)	1(60°)	4(120°)	5(135°)	6(150°)
32	60	4(120°)	5(1135°)	4(120°)	1(60°)	4(120°)	5(135°)	6(150°)
44	100	4(120°)	--	4(120°)	1(60°)	4(120°)	5(135°)	6(150°)
48	150	--	--	4(120°)	1(60°)	4(120°)	5(135°)	6(150°)
52	200	--	--	4(120°)	1(60°)	4(120°)	5(135°)	6(150°)

MS90555 CLASS L COMPATIBLE, FLANGE MOUNT, RECEPTACLE

Table of Dimensions

size	part_no	a_thread	h	j	l	n	r	s	t
28	MS90555*28	2	1.812	2.188	1.376	2	1.844	2.375	0.177
32	MS90555*32	2.25	2.062	2.188	1.376	2.25	2.062	2.062	0.209
44	MS90555*44	3	3.062	2.532	1.438	3.125	3.375	2.821	0.281
52	MS90555*52	3.5	3.312	2.532	1.438	3.625	3.156	3.156	0.281

MS90556 CLASS L COMPATIBLE, CABLE, PLUG

Table of Dimensions

size	part_no	a_thread	e	g	h	l	n	q	gg
28	MS90556*28	2	TABLE 2	1.875-16UN	1.75	2	8.188	2.312	2.439/2.428
32	MS90556*32	2.25	TABLE 2	1.875-16UN	1.75	2.25	8.188	3.562	2.689/2.678
44	MS90556*44	3	TABLE 2	2.3125-16UNS	2.25	3.125	2.5	3.531	3.667/3.646
52	MS90556*52	3.5	TABLE 2	3-16UN	2.875	3.625	4.016	4.016	4.167/4.146

Table 2

shell_size	e
28-02, -04	.844 - .719
28-03, -05, -06	.969 - .844
28-07, -12	1.047 - .922
28-13	1.130 - 1.005
32-02, -04	.969 - .844
32-03, -05, -12	1.130 - 1.005
32-06	1.047 - .922
32-07	1.259 - 1.135
32-13	1.342 - 1.217
44-02, -04	1.312 - 1.187
44-03, -05	1.438 - 1.313
44-06	1.375 - 1.250
44-12	1.516 - 1.391
44-13	1.672 - 1.547
44-51	1.734 - 1.609
52-02	1.703 - 1.558
52-06	1.797 - 1.652
52-12	2.328 - 2.183
52-13	2.453 - 2.308

MS90557 CLASS L COMPATIBLE, CABLE, RECEPTACLE

Table of Dimensions

size	part_no	a_thread	e	g	h	l	n	gg
28	MS90557*28	2	TABLE 2	1.8750-16UN	1.75	2	8.188	2.439/2.428
32	MS90557*32	2.25	TABLE 2	1.8750-16UN	1.75	2.5	8.188	2.689/2.678
44	MS90557*44	3	TABLE 2	2.3125-16UNS	2.25	3.125	2.5	3.667/3.646
52	MS90557*52	3.5	TABLE 2	3.000-16UN	2.875	3.625	3.25	4.167/4.146

Table 2

shell_size	e
28-02, -04	.844 - .719
28-03, -05, -06	.969 - .844
28-07, -12	1.047 - .922
28-13	1.130 - 1.005
32-02, -04	.969 - .844
32-03, -05, -12	1.130 - 1.005
32-06	1.047 - .922
32-07	1.259 - 1.135
32-13	1.342 - 1.217
44-02, -04	1.312 - 1.187
44-03, -05	1.438 - 1.313
44-06	1.375 - 1.250
44-12	1.516 - 1.391
44-13	1.672 - 1.547
44-51	1.734 - 1.609
52-02	1.703 - 1.558
52-06	1.797 - 1.652
52-12	2.328 - 2.183
52-13	2.453 - 2.308

MS90558 CLASS L COMPATIBLE, FLANGE MOUNT,PLUG

Table of Dimensions

size	part_no	a_thread	f	h	l	n	q	r	s	t
28	MS90558*28	2	2.639	1.812	0.959	2	2.312	1.844	2.375	0.177
32	MS90558*32	2.25	2.639	2.062	0.959	2.25	2.562	2.062	3.625	0.209
44	MS90558*44	3	2.998	2.812	1.021	3.125	3.531	2.812	3.375	0.281
52	MS90558*52	3.5	2.998	3.312	1.021	3.625	4.061	3.156	3.875	0.281

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