What is SNCF 040.DF?
{{Infobox locomotive | name = SNCF 040.DF.1<br/>SNCF BB 60041 | image = SNCF 040 DF1.jpg | alt = | caption = SNCF 040.DF.1, later BB 60041 | powertype = [[Diesel-hydraulic]] | designer = | builder = [[Renault]] | ordernumber = | serialnumber = | buildmodel = | builddate = 1952 | totalproduction = 1 | uicclass = Bo′Bo′ | gauge = {{track gauge|sg|allk=on}} | trucks = | bogies = | wheeldiameter = | minimumcurve = | wheelbase = {{convert|2.600|m|ftin|frac=8}}, [[Bogie|truck]] | engine total = | leading = | drivers = <!-- USA terminology --> | coupled = <!-- British terminology --> | trailing = | truck = <!-- USA terminology diesels and electrics --> | bogie = | tender total = | tendertruck = <!-- USA terminology --> | tenderbogie = <!-- British terminology --> | pivotcentres = {{convert|9.000|m|ftin|frac=8|abbr=on}} | wheelspacing = <!-- bogies or coupled wheels with asymmetrical wheel spacing --> | length = {{convert|15.000|m|ftin|frac=8|abbr=on}}<br>over [[Headstock (rolling stock)|Headstocks]]<br>{{convert|15.960|m|ftin|frac=8|abbr=on}}<br>over [[Buffer (rail transport)|Buffers]]<!-- From diagram --> | over couplers = | over bufferbeams= | body = | width = {{convert|2.700|m|ftin|frac=8|abbr=on}} | height = {{convert|3.600|m|ftin|frac=8|abbr=on}} | axleload = {{convert|13.375|t|abbr=on}} | leadingbogie/pony= <!-- load on leading bogie or pony wheel --> | weightondrivers = | trail bogie/pony = <!-- load on trailing bogie or pony wheel --> | locoweight = {{convert|53.500|t|abbr=on}} | fueltype = [[Diesel fuel|Diesel]] | fuelcap = | lubecap = | coolantcap = | watercap = | sandcap = | powersupply = | consumption = | watercons = | primemover