Blore Edwards Rotary Wafer Switch 4 Pole 3 Position 2A No Stop Milspec MBL3-81

£6.00

36 in stock

SKU: MBL3-81 Categories: ,

Description

1 Piece

Blore Edwards Rotary Wafer Switch

Continuous turn with no stop the switch will keep rotating

4 pole 3 position

Well proven for professional and military applications

TYPE C: spindle and panel sealed, switch body ventilated

Approved to MOD Spec Def 5154 Style SR1

NSN (National Stock Number)  5905 99 051 0422

A NATO Stock Number, or National Stock Number (NSN) as it is known in the US, is a 13-digit numeric code, identifying all the ‘standardized material items of supply’ as they have been recognized by all NATO countries including United States Department of Defense. 

Switches marked:- ABM 83. followed by 2 digits ie. 09, 14,  29 etc

Blore Edwards Rotary Wafer Switches

MBK MINIBANK TYPE 

General characteristics of MINIBANK TYPE (Miniature Rotary Switch)

These Minibank Miniature Rotary Switch are well proven for professional and military applications and are available here in the Type C classification

TYPE C = Spindle and panel sealed – switch body ventilated. Approved to MOD Spec Def 5154 Style SR1

Electrical Specification:

Maximum working voltage 300V ac (rms) or dc peak

Switch Resistance Less than 5 milliohms

Insulation Resistance >than 1000 Megohm at 500Vdc Voltage

Proof 900Vdc normal temperature and pressure

450Vdc low air density

70mm Hg Switch Breaking Capacity

50mA/300V dc or ac peak

500mA/30V dc/ac rms

These high quality switches came to us as a part of a parcel of surplus components from a large Milspec type co.

The MBK series is based on the old Plessey E series

Switch Features:

Chassis mount (nut and washer included)

Silver plated solder tags

Overall length 39mm

Switch diameter 19mm

Shaft – 6.3mm (1/4″) diameter with 8mm available to affix knob

Threaded section 9mm Long 10mm Diameter 

We have also included below a photograph of a high quality solid aluminium knob (secured by slotted screw) which would suit these if required

See item no. 391956338747

Connection to the switch is via an inner ring of 4, and an outer ring of 12 silver plated solder tags.

Ideal for multi function switching, audio switching etc.

Spring loaded action, switch turns with a solid clunk to each position

THESE PARTS CAME TO US AS PART OF A “JOB LOT” OF SURPLUS STOCK ORIGINATING FROM A LARGE MILSPEC TYPE OEM. 

 THEY ARE NOT DATE CODED BUT WE KNOW THEY HAVE BEEN IN STORAGE FOR SOME YEARS – IF THERE IS SUCH A THING AS AN ANTIQUE ELECTRONIC COMPONENT I BELIEVE THESE QUALIFY!

IDEAL IF YOU ARE LOOKING FOR VINTAGE QUALITY PARTS TO GIVE  AUTHENTICITY TO A RENOVATION PROJECT- PLEASE NOTE DUE TO THEIR AGE WE HAVE CLASSIFIED THEM AS “NEW OTHER” THOUGH THEY ARE IN PERFECT CONDITION.

  

For datasheet search:- “Blore Edwards MBK Rotary Wafer Switch” – “4Most Electronics”

 Surplus Stock!!!

If you or your company has items similar to the above, or indeed any electronic components surplus to requirements, please contact us with details as we are keen to increase our stock profile.

 As many of our lines come in to us as surplus – sometimes from high end ‘Milspec’ type manufacturers we try to pass on our savings to our customers – often selling industrial grade or military spec components at a fraction of their original cost.

 

Additional information

Brand

MPN