KO 128

FEATURES & BENEFITS

Zinc alloy die cast housing and cylinder, chrome plated

11 Blade criss cross tumblers.

Reversible, double bitted keys

SPECIFICATIONS

HOLE SIZE

Part

Number

Lock Configuration

(as viewed from key end)

Connected Terminals

Pos. 1

Pos. 2

Pos. 3

Pos. 4

Key Pull

Possible

KO128A

Pos. 1

KO128B

KO128E

KO128F

90 indexing

90 indexing

1

2

OFF

1-2

OFF

1-2

1-2

1-2

Pos. 1, Pos. 2

Pos. 1

Pos. 1

1

2

KO128G

KO128H

OFF

OFF

OFF

OFF

1-2

1-2

Pos. 1, Pos. 2

Pos. 1

90 indexing

90 indexing

90 indexing

90 indexing

1

2

1

2

1

2

1

2

= Detent Position

= Keypull Possible

= Momentary

Ratings:

4A @ 125 VAC

2A @ 250 VAC

Contact Resistance:

20 mΩ max. initial @ 2-4 VDC, 100 mA

Insulation Resistance:

200 MΩ min.

Dielectric Strength:

1,500 V rms @ sea level

KO 129

FEATURES & BENEFITS

Lock: bright nickel plated zinc alloy with nickel facing

(black and polished chrome facing available)

Tumbler mechanism: 4-disc tumbler cylinder

Keys: brass with code no.

Contacts: silver plated copper alloy

Terminals: silver plated copper alloy

Mounting nut: nickel plated zinc alloy

SPECIFICATIONS

Part

Number

Lock Configuration

(as viewed from key end)

Key Pull

Possible

45 indexing

KO129A (SP)

KO129B (SP)

KO129D (DP)

KO129F (DP)

KO129H (DP)

KO129K (DP)

KO129M (DP)

45 - 45 indexing

45 - 45 indexing

45 - 45 indexing

45 indexing

45 - 45 indexing

45 - 45 indexing

45 indexing

45 indexing

45 - 45 indexing

KO129C (SP)

KO129E (SP)

KO129G (SP)

KO129J (SP)

KO129L (SP)

90 - 45 indexing

45 - 90 indexing

7-8

8-1

Connected Terminals

Pos. 1

Pos. 2

Pos. 3

Pos. 4

Pos. 5

1-3

1-2

1-2

1-2, 5-6

7-8

7-8, 3-4

1-2

1-2, 5-6

7-8

7-8, 3-4

7-1

8-1

8-1, 4-5

1-2

1-2, 5-6

8-1

8-1, 4-5

8-1

8-1, 4-5

8-1

8-1, 4-5

6-7

7-8

7-8, 3-4

8-1

8-1, 4-5

7-8

7-8, 3-4

1-2

1-2, 5-6

Pos. 3, Pos. 5

Pos. 1, Pos. 3

Pos. 3

Pos. 3

Pos. 3

Pos. 3

Pos. 3

1

3

4

5

3

2

2

3

4

3

4

3

2

2

3

4

2

3

4

= Detent Position

= Keypull Possible

= Momentary

Ratings:

4A @ 125 VAC

2A @ 250 VAC

Contact Resistance:

20 mΩ max. initial @ 2-4 VDC, 100 mA

Insulation Resistance:

200 MΩ min.

Dielectric Strength:

1,500 V rms @ sea level

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