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Wurlitzer 4140

The Wurlitzer 4140 is a transistor divider organ that was produced in 1965. The organ has 13 bass pedals and two manuals. 

4140

Cabinet drawings

The drawings we have currently scanned pertaining to the cabinet and exterior components used in the Wurlitzer model 4140 organ include:

  • 653927 (Grille cloth cherry)

  • 653928 (Grille cloth walnut)

  • 653299 (Grille cloth oiled walnut)

  • 653336 (Pivot pin and stop tablet assembly)

Technical drawing of a cherry-colored grille cloth with handwritten notes, dimensions, and specifications.
Blueprint for a walnut wood grill cloth from The Wurlitzer Company, including measurements, revision notes, and production information.
Blueprint or technical drawing of a piece of furniture labeled 'Grille Cloth - Oiled Walnut,' with measurements and notes, created by The Wurlitzer Company in Corinth, Mississippi.
Blueprint of a stop tablet assembly for a machine, showing parts such as pivot pin, retaining ring, and bracket with listed part numbers and dimensions.
Technical blueprint of a stop tablet assembly with handwritten notes, part numbers, and manufacturing details from The Wurlitzer Company. 
4140

Chemical drawings

The drawings we have currently scanned pertaining to chemicals used in the Wurlitzer model 4140 organ include:

  • 653111 (Mercury)

Technical document with handwritten notes and printed sections, mentioning Mercury, triple distilled, supplied in units of one pound in polyethylene dispensing bottle, and referencing Wurlitzer Company, located in Corinth, Mississippi. 
4140

Electronics drawings for Wurlitzer 4140 model:

The drawings we have pertaining to electronics used in the Wurlitzer model 4140 organ include:

  • 653235 (Buss wire lower strap)

  • 653236 (Buss wire upper strap)

  • 653237 (Buss wire pedal strap)

  • 653243 (Printed circuit pack keying circuit upper)

  • 653328 (Wire #22 awg stranded teflon insulation)

  • 653499 (Plug 7 prong miniature)

Technical engineering drawing of bus wire with handwritten notes and measurements.
A technical blueprint or engineering drawing for bus wire, upper straight type, with detailed specifications, measurements, and material composition notes.
A detailed engineering drawing for a wire pedal, including specifications for materials, dimensions, and construction notes.
A technical drawing or blueprint of a wire labeled 'Buss Wire - Pear Strait,' with detailed specifications and notes about materials, dimensions, and manufacturing instructions.
A vintage technical or engineering document with handwritten and typed information, including part number 653243, vendor number 6Y-9456, description P.E.C., approved source Sprague Elec. Co., and approval and date fields.
A detailed technical schematic diagram of an electronic circuit, including handwritten notes, component specifications, and annotations, from an engineering blueprint by the Wurlitzer Company.
Technical schematic diagram for printed circuit pack, upper keying circuit, including component details and specifications, with labels, measurements, and approval stamps.
A handwritten parts history record sheet for gasket packs from Continental Inc., detailing dates, inspection numbers, lot sizes, samples, and remarks.
A page from a parts history record log, listing part number 653243, named Circuit Pack, supplied by Sprague. The record includes dates of inspection, receipt, lot size, sample size, approval quality level, disposition, and inspector notes, with handw
A vintage technical document from The Wurlitzer Company, Corinth Division, titled 'Keying Circuit Upper #1,' including instructions for inspecting electronic components such as resistors and capacitors.
Blueprint drawing labeled with wire specifications, insulation details, and company information.
Technical drawing and specifications for a 7-prong miniature plug with detailed dimensions, material notes, revision history, and manufacturing information, attributed to The Wurlitzer Company in Corinth, Mississippi.
Technical blueprint or engineering drawing of a 7-prong miniature plug, showing front and side views, with detailed measurements and notes.
Image of a handwritten Part History Record document for a part with part number 652499, located in USA, with entries including dates, inspection results, and remarks.
A handwritten parts history record form titled 'PARTS HISTORY RECORD'. It includes details such as part number 653499, part name 'Plug', supplier 'Alcon Metal Prod Inc.', and three entries with inspection and approval dates, lot sizes, samples, and r
A handwritten parts history record sheet with columns for part number, part name, supplier, inspection dates, lot size, sample size, and inspector, filled with handwritten entries and signatures. 
4140

Felt drawings

The drawings we have currently scanned for felt components used in the Wurlitzer model 4140 organ include:

  • 653238 (Felt strip stop tablet pedal)

  • 653239 (Felt strip stop tablet upper)

Blueprint drawing of felt strips for stop tablets, with measurements and notes, created by The Wurlitzer Company, dated 1-12-65.
Technical blueprint or engineering drawing for a felt strip, containing measurements, specifications, and manufacturing instructions, including details about material, dimensions, and inspection procedures.

Mechanical drawings

The drawings we have currently scanned pertaining to mechanical components in the Wurlitzer model 4140 organ include:

  • 653160 (Support plate coil)

  • 653163 (Bulk extrusion name rail)

  • 653175 (Receptacle 6 pin Molex)

  • 653176 (Plug 6 pin molex no 1380)

  • 653232 (Pivot pin stop tablet pedal)

  • 653233 (Pivot pin stop tablet upper)

  • 653234 (Pivot pin stop tablet lower)

  • 653240 (Grommet pure gum rubber)

  • 653268 (Switch rod sustain upper manual)

  • 653269 (Switch rod lower manual)

  • 653270 (Switch rod upper manual)

  • 653271 (Crank switch rod)

  • 653284 (T contact)

  • 653307 (Sway brace)

  • 653329 (Mounting stud rotating speaker)

  • 653332 (Spring)

  • 653333 (Compression ring)

  • 653347 (mounting bracket solenoid)

  • 653363 (Shaft and cup assembly)

  • 653370 (Cap rotating contact)

  • 653371 (Solder lug)

  • 653374 (Bearing shaft)

  • 653375 (Mounting plate)

  • 653376 (Collar)

  • 653378 (Support bracket mounting plate assembly)

  • 653387 (cleat sustain support rail)

  • 653409 (Spacer sustain support rail)

  • 653415 (Key block doubling lower leaf)

4140
Technical engineering drawing of a support plate with dimensions, notes, and annotations, including screw hole details and material specifications, from a blueprint used in manufacturing.
Technical drawing blueprint for a bulk extension rail designed in 1965, made of extruded aluminum, with detailed measurements and specifications.
Blueprint drawing for a 6-pin receptacle model 4140, with technical specifications including dimensions, materials, and revisions, produced by The Wurlitzer Company.
Technical drawing blueprint for a 6-pin plug with detailed measurements, notes, and specifications by The Wurlitzer Company.
Technical drawing blueprint for a pivot pin-stop tablet pedal, showing dimensions, specifications, and manufacturing details.
Blueprint drawing of a pivot pin-stop tablet with dimensions and technical specifications, labeled with the company's information and revision details.
Technical drawing of a pivot pin-stop tablet lower, showing dimensions and specifications, with annotations and approval stamps.
Technical blueprint or engineering drawing of a pivot pin stop tablet lower, showing detailed measurements and specifications.
Blueprint technical drawing of a grommet, including detailed measurements and specifications, produced by Prince Rubber & Plastics Co., Inc., dated January 15, 1965.
A technical drawing of a switch rod for an upper manual, showing detailed measurements, specifications, and material notes, with handwritten annotations, revision history, and approval signatures.
Technical engineering blueprint for a lower manual switch rod. Contains detailed measurements, annotations, and specifications for manufacturing or assembly.
Technical engineering drawing of a rod, labeled 'Switch Rod-Upper Manual,' with detailed measurements and specifications, including material and finish notes.
Technical drawing of a crank-switch rod with detailed measurements, annotations, and specifications, created on light purple blueprint paper.
Blueprint technical drawing for a copper wire, including specifications for copper, zinc, and tin layers, and details about wire diameter, composition, and certification.
Blueprint drawing for a sledge brace with measurements, specifications, and notes on materials and construction details.
Technical blueprint of a rotating speaker mounting stud, showing dimensions, material specifications, and construction notes, with handwritten annotations and approval stamps.
Technical drawing of a spring with detailed specifications, including dimensions, materials, and assembly instructions.
Technical drawing of a compression ring with dimensions and labels, including sample submission and approval details from Tinnerman Products.
Technical engineering drawing of a mounting bracket made of steel, showing dimensions and hole placements, with annotations and hand-written notes.
Technical engineering drawing blueprint of the shaft and cup assembly, including labeled dimensions and notes, from The Wurlitzer Company.
Technical blueprint or engineering drawing for a rotating contact cap, including detailed measurements and material specifications, produced by The Wurlitzer Company.
Technical drawing of a solder lug with detailed measurements and notes, including a 0.505-inch diameter hole and specified material, copper with electrolytic tough pitch.
Technical engineering drawing of a bearing shaft with detailed dimensions, notes, and specifications, annotated with measurements and material information.
Technical drawing blueprint sketch of a mounting plate with measurements and details, labeled with part number 653375, including dimensions and specifications for manufacturing.
Blueprint technical drawing for a collar, showing a circular hole with diameter specifications and detailed dimensions, created by The Wurlitzer Company in Corinth, Mississippi, dated 1964.
Technical engineering drawing of a support bracket, showing dimensions, hole placements, and construction details, with handwritten annotations and company information.
Blueprint drawing for a cleat or sustain support rail with measurements, including two holes for 8x1 1/2 inch fasteners, made of poplar wood, designed for a model 4140 or 4070 by Wurlitzer Company.
Technical blueprint drawing for a spacer and sustain support rail, with dimensions, notes, and approval stamps from a manufacturing company.
A technical blueprint or patent drawing for a double key block from The Wurlitzer Company, showing detailed measurements and specifications.

Thoughts on the archive?

We are digitizing the complete collection of Wurlitzer technical drawings, starting with the 8.5×11” and 11×17” drawings. So far, we have digitized about 3% of the collection.

If you’re looking for a specific drawing for a free reed organ, or a different organ, electronic piano, or tone cabinet, visit the Request page.