JACKS

2 point with lamp holder.

4 x 1 way flat socket.

Used with Plug No. 404

4 x 1 way flat socket.

Used with Plug No. 406 or Plug, Inst, N.T. No. 1.

1 x 9 way socket used with table telephones.

Used with Plug No. 701.
 

5 x 1 way flat socket - similar to Jack No. 8.

Used with Plug No. 501.
 

Wall socket. 10 terminals for table telephones (magneto).

Superseded by No. 64 or where unsuitable, by 2 Jacks No. 500B6/N.
 

1 x 4 way socket used on switchboards.

Used with Plug No. 404.

Size - 66mm x 45mm x 47mm.

2 x 4 way socket used on switchboards.

Used with Plug No. 404.

Size - 86mm x 45mm x 51mm.

8 point with lamp holder.

6 point

12 point

8 point with lamp holder.

14 point with lamp holder.

14 point with lamp holder.

12 point with riveted label.

6 point with label holder

24 way jack used in telephone exchanges on equipment racks.

12 point.

24 way, Spring-sets.  Similar to Jack No. 54.

Used on HES No. 1 telephones and HES Transfer Units.

40 way, Spring-sets.

Used on telephones on HES No. 1 & No. 2.

As Jack No. 51 but with 12 sets of 2 open circuit springs.

1 x 4 way Jack used with Plug No. 404.

Size - 62mm x 64mm x 35mm.

Used in customers premises as part of a Plan 4 installation.

As Jack No. 19/2 but with larger front plate.

Size - 117mm x 47mm x 47mm.

4 way miniature jack used with Plug No. 420.

Surface mounted 4 way jack used with Plug No. 420.

There are two models of this jack.  On the later model the cover is released by squeezing the sides, whilst on the early version the cover was fixed by two screws.

Terminals 1 to 4 connect to the plug whilst terminals 4 and 4A consist of a switch that breaks when the plug is inserted.

Colours: Ivory and Grey.

Generally used on the GPO Extension Plan No. 4 system.

4 way flush mounted Jack used with Plug No. 420.

Colours: Ivory and Grey.

Terminals 1 to 4 connect to the plug whilst terminals 4 and 4A consist of a switch that breaks when the plug is inserted.

5 way surface mounted Jack used with Plug No. 505.

On the model shown the cover is released by squeezing the sides.  Earlier models were fixed by two screws.

Colours: Ivory and Grey.

Terminals 1 to 5 connect to the plug whilst terminals 5 and 5A consist of a switch that breaks when the plug is inserted.

5 way flush mounted Jack used with Plug No. 505.

Colours: Ivory and Grey.

Terminals 1 to 5 connect to the plug whilst terminals 5 and 5A consist of a switch that breaks when the plug is inserted.

4 jacks in a mountable unit.  Accepts Plugs No. 213.

Each jack has a break contact set on the ring and tip contacts.
 

32 way jack used on telephone exchange equipment mountings.

Accepts Plugs No. 3201.

Used on the Bell Unit No. 766, where the cord anchor block (Part l/DBL/124) is replaced by the Jack No. 139A when used on a Plan 4 installation.

For more details see the Telephone No. 776.

Single Jack.

2 point, B gauge.

Size - 86mm x 22mm x 19mm.

Engraved "Battery jack".

Single Jack as per Figure 1.

Size - 14mm x 21mm x 85mm.

3 point, B gauge.

Size - 86mm x 22mm x 19mm.
 

20 way Jack-strip comprising of the following:-
Positions 13, 14, 15, 18, 19 & 20, Jacks to Fig 1.
Position 16, Jack to Fig 2.
Position 17, Jack to Fig 3.
Positions 1 to 12 are dummies.

Colour - Light French Grey
Markings - None

Ericson Code No. N5169AA3.
 

Fig2

Fig3
 

10 way Jack-strip with Jacks as per figure 1.

To fit Panel width - 260mm

Click on picture to enlarge

Fig 1

20 way Jack-strip with Jacks as per figure 1.

To fit Panel width - 260mm
 

Single Jack as per Figure 1.

5 point, B gauge.

Size - 14mm x 21mm x 85mm.
 

Jack as per 500B6.

20 way Jack-strip comprising of the following:-
Positions 2, 4, 6, 8, 10, Jacks to Fig 1.
Positions 1, 3, 5, 7, 9, 11, 13 to 20 are dummies.

Colour - Light French Grey
Markings - None

Ericson Code No. N5169AA2.

10 way Jack-strip with Jacks as per figure 1.

To fit Panel width - 260mm
 

20 way Jack-strip with Jacks as per figure 1.

To fit Panel width - 260mm

Click on picture to enlarge
 

Fig 1
 

PCB mounted jack - Right hand

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PCB mounted jack - Left hand

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PCB mounted jack - Right hand - 90degree

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PCB mounted jack - Right hand

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PCB mounted jack - Left hand - 90 degree

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PCB mounted jack - Right hand

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Surface mounted Master socket with captive lid.

Fitted with a 1.8uf capacitor, a lightning protector and a resistor.

Used on the UK Plug and Socket system.

Click on the picture for an enlargement.  Made by GEC in 1981.

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Surface mounted Master socket with non-captive lid.

Fitted with a 1.8uf capacitor, a lightning protector and a resistor.

Used on the UK Plug and Socket system.

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Surface mounted Secondary socket with captive lid.

No components are fitted in this Jack.

Used on the UK Plug and Socket system.

Click on the picture for an enlargement.

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Surface mounted Secondary socket with non-captive lid.

No components are fitted in this Jack.

Used on the UK Plug and Socket system.

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Single Jack as per Figure 1.

Size - 14mm x 21mm x 85mm.

7 point, B gauge.

Fig 1
 

20 way Jack-strip comprising of the following:-
Positions 2, 4, 6, 8, 10, 12, 14, 16, 18 & 20, Jacks to Fig 1.
Positions 1, 3, 5, 7, 9, 11, 13, 15, 17 & 19 are dummies.

Colour - Light French Grey
Markings - None

Ericson Code No. N5169AA1.

Click on picture to enlarge
 

Fig 1

20 way Jack-strip comprising of the following:-
Positions 1 to 20, Jacks to Fig 1.

Colour - Light French Grey
Markings - None

Ericson Code No. N5169AA4.
 

Single Jack as per Figure 1.

Size - 14mm x 21mm x 85mm.

8 point, B gauge.
 

10 way Jack-strip with Jacks as per figure 1.

To fit Panel width - 260mm