MILITARY - ENVIRONMENTALLY SEALED SWITCHES
Series - 8500, 8501, 8502
FEATURES
• Environmentally sealed
• 1, 2 and 4 pole circuitry
• 2 & 3 position with maintained and
momentary action
• Molded-in terminal inserts and
terminal numbers
MIL-S-3950 Toggle Switches
CURRENT RATINGS
Type of
Operation
115 VAC
60 or 400Hz
Lamp
Resistive Inductive
Load
Load
Load
3
15
10
2
15
7
4
15
15
2
11
8
4
15
15
2
11
8
SPECIFICATIONS
• Environmentally sealed per MIL
-S-3950
• MS approved and QPL'd per MIL
-S-3950
• Thermoset molding materials meet
flame retardant requirements
• Bushing: 15/32" - 32 thread
• Temperature Range: -85°F to +160°F
(-65°C to +71°C)
• Life: 20,000 operations at rated load
40,000 operations mechanical life
No. of
Poles
Catalog
Number
28VDC
Lamp
Resistive Inductive
Load
Load
Load
1
8500
Maintained
5
20
15
Momentary
4
15
10
2
8501
Maintained
7
20
15
Momentary
5
18
10
4
8502
Maintained
5
20
12
Momentary
4
18
10
Minimum Rating: "Intermediate Current" per MIL-S-3950.
Minimum Rating: “Intermediate Current” per MIL-S-3950
STANDARD LEVER SELECTION TABLE
8500
CIRCUIT WITH LEVER IN . . .
Up
Position
Center
Position
Down Position
(Keyway)
MS Part
Number
ON
ON
ON
ON
ON
ON
ON
NONE
ON
OFF
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
NONE
NONE
OFF
OFF
*
NONE
OFF
OFF
NONE
NONE
OFF
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
ON
NONE
NONE
ON
*
ON
*
ON
*
OFF
*
ON
*
ON
*
NONE
NONE
ON
ON
*
ON
*
ON
ON
*
ON
*
MS24523-21
-22
-23
-24
-25
MS24523-26
-27
-28
-29
-30
MS24523-31
-32
-33
—
—
—
—
—
—
Catalog
Number
8500K1
K9
K4
K6
K8
8500K5
K2
K7
K10
K11
8500K3
K12
K13
—
—
—
—
—
—
MS Part
Number
MS24524-21
-22
-23
-24
-25
MS24524-26
-27
-28
-29
-30
MS24524-31
-32
-33
MS27407-1
-2
-3
-4
-5
-6
8501
TWO POLE
FOUR POLE
8502
ONE POLE
Catalog
Number
8501K1
K9
K4
K6
K8
8501K5
K2
K7
K10
K11
8501K3
K12
K13
8501K14
K15
K16
K17
K18
K19
MS Part
Number
MS24525-21
-22
-23
-24
-25
MS24525-26
-27
-28
-29
-30
MS24525-31
-32
-33
MS27406-1
-2
-3
—
—
—
Catalog
Number
8502K1
K9
K4
K6
K8
8502K5
K2
K7
K10
K11
8502K3
K12
K13
8502K15
K16
K17
—
—
—
*
*
*
*
* Momentary contact.
See page A71 for circuit diagrams.
A20
EATON CORPORATION Aerospace
TF300-5 June, 2004
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