Mullard CV7130 OA91 Germanium Signal Diode DO-7 Case 1 2 5 10 25 Pieces MBL1-05


SKU: MBL1-05 Multi Category:


Mullard Germanium Signal Diode 

Type OA91 (‘Milspec’ marked CV7130)

Black Glass DO-7 Case 

Sold as a multi choice re quantity, see drop down box above.

1, 2, 5, 10 or 25 Pieces – the more you buy the greater the discount.

NSN (National Stock Number) 10CV 5961 99 037 2373

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. 

Now obsolete!

They are stored with us still sealed in original NSN packaging and are absolutely ‘as new’.  Originally supplied to a large ‘Milspec ‘ type Co. these came to us as part of a lot of surplus stock, having been in storage for some years (sealed packaging dated 7815) we have classified them as ‘new other’.

AO91 (CV7130) Germanium signal diode in a black glass DO-7 case

Please note: these are genuine NSN quality items dating from the 70’s and so not cheap modern Chinese imports.

Status:  ‘New Other’  in perfect condition   

 RoHS: No.   

Marked as CV7130 

Ideal for collectors and vintage radio specialists.

For datasheet copy and paste:-


Additional information




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