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casting clock date codes

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mruhlig77 View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote mruhlig77 Quote  Post ReplyReply Direct Link To This Post Topic: casting clock date codes
    Posted: 16 Aug 2024 at 10:01am
How to read...clockwise or counter clockwise....is the top dot one or zero...thanks for the help...looking at a D-14
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mruhlig77 View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote mruhlig77 Quote  Post ReplyReply Direct Link To This Post Posted: 17 Aug 2024 at 4:39am
surely you have seen the clock stamping under the right fender on the axle and other places on your D. series....Mark

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ecosse23 View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote ecosse23 Quote  Post ReplyReply Direct Link To This Post Posted: 17 Aug 2024 at 11:32am
I believe the "clock" is read clockwise, and it reads from 1 to 12, with the "hand" or arrow pointing to the month of production.  Similar notation is still used in plastic mouldings for things like TV's, computers and so forth.
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mruhlig77 View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote mruhlig77 Quote  Post ReplyReply Direct Link To This Post Posted: 17 Aug 2024 at 4:12pm
Thank you so much...I thought it was months...Is the letter codes like "J" year...
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mruhlig77 View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote mruhlig77 Quote  Post ReplyReply Direct Link To This Post Posted: 22 Aug 2024 at 7:27am
I think there is more to learn here...

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jaybmiller View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote jaybmiller Quote  Post ReplyReply Direct Link To This Post Posted: 22 Aug 2024 at 8:12am
Also the marking indicates the production date or a reference code, where the numbers represent specific details like the month and year of production
3 D-14s,A-C forklift, B-112
Kubota BX23S lil' TOOT( The Other Orange Tractor)

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Allis dave View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Allis dave Quote  Post ReplyReply Direct Link To This Post Posted: 22 Aug 2024 at 10:19am
Google     How to read Casting Codes
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DrAllis View Drop Down
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Post Options Post Options   Thanks (1) Thanks(1)   Quote DrAllis Quote  Post ReplyReply Direct Link To This Post Posted: 22 Aug 2024 at 11:59am
Let's use a 1937 "WC" transmission case actual date code on the right side. The code may read 12-10-36, which is the date the transmission case pour. But, your serial number of the chassis may indicate the tractor was a Spring build of 1937. Some will try and argue the tractor was built in 1936 because of that date on the transmission case. The reality is castings for engine blocks, transmission or rear end cases had to have a "cure" time of so many days or weeks before it could be machined and made a finished product. To not give the cure time would give you a casting that may change size and shape when put into service.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote ecosse23 Quote  Post ReplyReply Direct Link To This Post Posted: 31 Aug 2024 at 10:32am
Thanks, I learned a lot from reading through the replies.  There's another thread here that may be of interest to the OP -
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