Brother
Office

Model # M3912 Official Brother electric portable typewriter

Here are the diagrams and repair parts for Official Brother M3912 electric portable typewriter, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 594 parts  |

Label 2, Tfe/templates/s/t/communications/help Files, For Nb-60/nb-80c Nsp N/P
Label 2, tfe/templates/s/t/communications/help files, for nb-60/nb-80c nsp

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

Screw 500283001
Screw

Part #500283001

The manufacturer no longer makes this part, and there's no substitute part

Carriage 517188001
#1

Carriage & carriage rail md-025 diagram

Carriage

Part #517188001

The manufacturer no longer makes this part, and there's no substitute part

Rubber 522460001
Rubber

Part #522460001

The manufacturer no longer makes this part, and there's no substitute part

Wire Rt 7 500139002
#6

Type bar wire ma-003 diagram

Wire rt 7

Part #500139002

The manufacturer no longer makes this part, and there's no substitute part

C Wire Cntr 544443001
C wire cntr

Part #544443001

The manufacturer no longer makes this part, and there's no substitute part

Lever Unit 544485001
#4

Return mh-023 diagram

Lever unit

Part #544485001

The manufacturer no longer makes this part, and there's no substitute part

Washer 523538001
Washer

Part #523538001

The manufacturer no longer makes this part, and there's no substitute part

Key (black) 542251006
Key (black)

Part #542251006

The manufacturer no longer makes this part, and there's no substitute part

Plate 517287000
Plate

Part #517287000

The manufacturer no longer makes this part, and there's no substitute part

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