You're right, I was having a Senior Moment (they seem to be more frequent all
the time). I've gotten so used to seeing roadster parts that end in 25500, etc.
that I zoned on it.
Gordon Glasgow
Renton, WA
www.gordon-glasgow.org
> -----Original Message-----
> From: Durf & Sue Hyson [mailto:dhyson@charter.net]
> Sent: Monday, November 20, 2006 4:04 PM
> To: Gordon Glasgow
> Subject: Re: Need help IDing a part
>
>
> I hope I don't start an argument with this but..... The 25050 does not
> indicate the part to be a roadster part as it is the 1st 1/2 of the part
> number. I the Nissan/Datsun system the first 5 digits are an identifier
> and always tell you what the part is, not what it fits. For example, any
> part with a number that starts with 15208 is an oil filter, 11042 is a
> head gasket set, while 11044 is a bare head gasket. 22401, 22162, and
> 22301 are all ignition parts. (plugs, cap, and rotor)
> The model applier is in the second 5 digits and with the exception of
> the very early stuff and some parts with general applications exists as
> a letter. As an example I will use the Z series as I know them the best
> off the top of my head. Early 240z numbers would be an "E" series number
> in the 3000's, like E3100. A few late 240 and 260 parts were "E" series
> with 4000 or 8000 numbers like an E8800 cylinder head for a 260. The
> advent of the 280 brings N series numbers like N4200. The 280zx numbers
> start with the letter P. The mid 80's saw a shift in the position of the
> letter as the moved it to the middle and set up for the next generation
> after the one they were currently defining. This gives us 30P00 as a
> part number for an 84 through 89 Z31 300zx and a new method of changing
> the identity of the parts for the 90 and later cars. The first 2 digits
> change to designate the model switch so Z32 part numbers are 60P00 This
> system is universal and pretty easy to use. "E" numbers are Maximas, "A"
> numbers start with the 1200 and continue into the Sentras, "G" numbers
> are trucks and pathfinders, etc. There is one last note about the last 5
> digits that may be good to know. If you had two oil filters, 15208-60P00
> and 15208 60P01 they are interchangeable but they are not and old part
> and a "supersession" the change in the last digit from "0" to "1"
> indicates a part of the exact same design and specification, but a
> different manufacturer. The reasons for changing the number are
> primarily internal to Nissan and represent quality control and warranty
> calculations more than anything. A true supersession will carry a
> different part number with the change being made in the first numbers of
> the part number. A 15E01 injector harness when superseded for a recall
> became a 26E-- number.
> I hope this lends some insight into the system that will be a help. You
> can figure out a pretty close approximation for the age and application
> of any Nissan/Datsun part if you understand the system and know the
> letter code/position to car model parallel. Apologies for the windy
> explanation...
>
> Thanks,
> Durf
>
> Gordon Glasgow wrote:
>
> >Lots of the part numbers have been updated over the years. The
> 25050 indicates it is a roadster part. If you call a dealership,
> they should be able to look it up for you and verify it.
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