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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#11
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On 2021/01/05 9:39 a.m., legg wrote:
On Mon, 4 Jan 2021 21:43:00 -0800, John Robertson wrote: On 2021/01/04 7:48 a.m., legg wrote: On Thu, 31 Dec 2020 10:25:22 -0800, John Robertson wrote: I'm seeing a number of EOLs on (for us) rather standard pins and plugs! Digikey just sent me this: Manufacturer MOLEX, LLC Description CONN 22-30AWG CRIMP TIN Manufacturer Part Number 0008500114 Digi-Key Part Number WM1114-ND Customer Reference Number STOCK Status End Of Life Last Time Buy Date 06/21/2021 You'd think a 50 year old design would just keep going and going...we use a lot of these in repairing arcade games! John :-#(# Molex has part numbers comming out of their ears. Chack for similar parts with different mfring locations, finish, base metal, insulation diameter range or type of physical delivery (eg chain-feed). digikey hasn't been particularly savvy when it comes to old part number discontinue notices, recently. Could even be a mfrs new catalog typo. Have seen same thing with Amphenol - complete bull**** if you're just looking for something that has form, fit and function. RL The only version that is stretching past the EOL is the chain version of the pin, and as I don't have an industrial cutter that is of little use to me. There are clones made, but they are much poorer quality... I ended up ordering 2500 pins from Mouser who had a better price and also showed EOL ordering. That should last me a few years. John :-#(# At that volume, you could probably have ordered a chain reel. I don't see an issue, as these parts are easily 'singulated' with cutters. Better resale value and lower shrinkage, if left on reel, in box etc. I actually find chains easier to handle, count, kit and even install manually, one at a time. Cut out a short chain with right number of terminals, then cut each one as you apply it. RL The chains (perhaps I have the wrong name) are connected at the edge of each pin, not the pins hanging off the edge. So you have to use side cutters to try and evenly cut each pin's side edge so it still works. Try that for 2500 pins! John :-#)# -- (Please post followups or tech inquiries to the USENET newsgroup) John's Jukes Ltd. MOVED to #7 - 3979 Marine Way, Burnaby, BC, Canada V5J 5E3 (604)872-5757 (Pinballs, Jukes, Video Games) www.flippers.com "Old pinballers never die, they just flip out." |
#12
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Molex frequently replaces part numbers, sometimes it's as simple as a change of packaging. They rarely actually obsolete parts.
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#13
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On Tue, 5 Jan 2021 10:13:59 -0800, John Robertson
wrote: On 2021/01/05 9:39 a.m., legg wrote: On Mon, 4 Jan 2021 21:43:00 -0800, John Robertson wrote: On 2021/01/04 7:48 a.m., legg wrote: On Thu, 31 Dec 2020 10:25:22 -0800, John Robertson wrote: I'm seeing a number of EOLs on (for us) rather standard pins and plugs! Digikey just sent me this: Manufacturer MOLEX, LLC Description CONN 22-30AWG CRIMP TIN Manufacturer Part Number 0008500114 Digi-Key Part Number WM1114-ND Customer Reference Number STOCK Status End Of Life Last Time Buy Date 06/21/2021 You'd think a 50 year old design would just keep going and going...we use a lot of these in repairing arcade games! John :-#(# Molex has part numbers comming out of their ears. Chack for similar parts with different mfring locations, finish, base metal, insulation diameter range or type of physical delivery (eg chain-feed). digikey hasn't been particularly savvy when it comes to old part number discontinue notices, recently. Could even be a mfrs new catalog typo. Have seen same thing with Amphenol - complete bull**** if you're just looking for something that has form, fit and function. RL The only version that is stretching past the EOL is the chain version of the pin, and as I don't have an industrial cutter that is of little use to me. There are clones made, but they are much poorer quality... I ended up ordering 2500 pins from Mouser who had a better price and also showed EOL ordering. That should last me a few years. John :-#(# At that volume, you could probably have ordered a chain reel. I don't see an issue, as these parts are easily 'singulated' with cutters. Better resale value and lower shrinkage, if left on reel, in box etc. I actually find chains easier to handle, count, kit and even install manually, one at a time. Cut out a short chain with right number of terminals, then cut each one as you apply it. RL The chains (perhaps I have the wrong name) are connected at the edge of each pin, not the pins hanging off the edge. So you have to use side cutters to try and evenly cut each pin's side edge so it still works. Try that for 2500 pins! John :-#)# It's the edge of the crimping collar, not the pin, where flash is non-critical and contact surfaces cannot be damaged. I hate wrestling clusters of pins apart. Like a bag of velcro fasteners - if they can hook each other, they will. Anyways, I usually buy junk, so don't get the choice. Specifying part numbers for a harness drawing is another matter - I usually have at least three part numbers filed that describe exactly the same thing on different continents and delivery formats. Cuts cost of quotation considerably, and dodges purchasing/safety doc issues. RL |
#14
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On Tue, 5 Jan 2021 16:29:38 -0800 (PST), "
wrote: Molex frequently replaces part numbers, sometimes it's as simple as a change of packaging. They rarely actually obsolete parts. Molex also has a completely different set of part numbers used in it's Asian catalog. The only difference is price and who's allowed to sell them. RL |
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