MIL-DTL-15743/21A
REQUIREMENTS
SYMBOL NUMBER: See table I.
DESIGN:
Electrical rating: 125 V ac, 0-5 ampere, 60 Hz.
Dimensions and configuration: See figures 1 through 3.
Switch function: See figure 4.
Mounting dimensions: See figure 5.
Degree of enclosure: Watertight.
Weight: 4 pounds maximum.
Designation and marking: See figures 6.
Identification data shall be as shown on figure 6. Unless otherwise specified in the ordering data,
switch action marking shall be as shown on figure 6.
Parts: The parts shown in table II and as specified in MIL-DTL-15743 shall be used in the
construction of the switch specified herein.
GENERAL INFORMATION:
Military part number and general information are as shown in table I.
TABLE I. Military part numbers and general information.
No. of poles
Supersedes 1/
Military
Symbol
and switching
Type
Unit
Sheet Revision
Date
characteristics
part no.
no.
M15743/21-001
867.1
Multipole
S2JL3-5
2/26/60
(8 pos)-PBD
M15743/21-002
868.1
Multipole
S2JL5-5
2/26/60
(8 pos)-DPDB
M15743/21-003
869.1
Multipole
S2JL10-5
2/26/60
(8 pos)-DPDB
M15743/21-004
870.1
Multipole
S3JL3-5
2/26/60
single pole set
M15743/21-005
871.1
Multipole
S3JL5-5
2/26/60
single pole set
M15743/21-006
872.1
Multipole
S3JL10-5
2/26/60
single pole set
M15743/21-007
Multipole
S4JL3-5
2/26/60
(8 pos)-DPTB
M15743/21-008
Multipole
S4JL5-5
2/26/60
(8 pos)- DPTB
M15743/21-009
Multipole
S4JL10-5
2/26/60
(8 pos)- DPTB
1/ NAVSEA Drawing 815-1197026, in part. The single pole double break switches, types S1JL3-5
(sym 864), S1JL5-5 (sym 865), and S1JL10-5 (sym 866), which are obsolete, have not been
included.
ORDERING DATA:
Acquisition documents should specify the following:
Switch action marking, if different from that shown, (see requirements).
7