The Remington Model 51 pistol was not made by Walther. Has nothing to do with Walther. See the link at the right for a reproduction manual. sales@countrygunsmith.net
The breakdown diagram, of a Lucas injector pump, is a detailed diagram. The breakdown diagram shows specific areas of the injector pump.
If by breakdown sheet you mean exploded diagram, BikeBandit.com has what you are looking for.
Try e-gunparts.com
http://stevespages.com/ipb-remington-51.html
Try egunparts ----------------------NEW ANSWER------------------ See the link "PPK/S" below for the complete diagram.
Send me your email & I'll send you a scan of the diagram. USDF
Diagram for 1978 mustang steering column
Go to the Remington website, www.remington.com . Manuals including parts diagrams are available there. sales@countrygunsmith.net
need a diagram breakdown of a 1980 chev tilt steering colume
http://www.wisnersinc.com/exploded_views/Rem_511.htm
on classic fire arms llc
After 1920 Remington stamped a date code on the left side of the barrel in front of the receiver. The diagram and date code table is on the Remington Society of America.