Artifact Details

Title

ENIGMA rotor

Catalog Number

102716401

Type

Physical object

Date

1930 ca.

Identifying Numbers

Other number WaA900 Manufacturing inspection approval (stamp of approval)
Part number III Roman numeral 3, on bottom near pins
Serial number A 02039/44E Near pins on bottom

Dimensions

overall: 1 1/4 in x 4 in x 4 in

Description

This is one of four rotors related to an ENIGMA encryption/decryption device, but does not match the serial number of B197.81 nor B198.81. Stamp of approval (inspection) marked with a Nazi swastika.

Per Ralph Simpson of the Cipher History Museum, "The 'A' indicates use by the German Army and Air Force (Navy used 'M' for marine)." [2016-05-09].

Category

Component/Semiconductor/IC

Lot Number

B197.81
 

Related Records

102716402 ENIGMA rotor