[Pansophy] SNS PPU SEC & REC serial numbers

Gary Cheng cheng at jlab.org
Thu Jan 6 16:19:56 EST 2022


All,

I updated the PPU end can S/N vs NB S/N list to include all end cans 
that we have ever seen:

SEC 001 --> NB SN 2786  *reworked, now back to JLAB*
SEC 002 --> NB SN 2787 *reworked, now back to JLAB*
SEC 003 --> NB SN 2788  *installed on PPU-01*
SEC 007 --> NB SN 2792  *targeted to be installed on PPU-02*

REC 001 --> NB SN 2793 *returned*
REC 002 --> NB SN 2794 *installed on PPU-01*
REC 004 --> NB SN 2796 *targeted to be installed on PPU-02*

Larry, could you please remind Steve Dutton to upload his measured 
Cernox data to the corresponding travelers? It's typically the Step 3 in 
the CMA-SEC-INSP and CMA-REC-INSP travelers.

The end can traveler status spreadsheet can be found at 
M:\SNS_PPU\Procurement\End Can Traveler Status

Thanks,
Gary


On 11/9/2021 2:09 PM, Gary Cheng wrote:
> Larry,
>
> Currently, no travelers capture the national board number hence my 
> request. Yes, the National Board number can be found in vendor 
> documents under the "ASME Documentation" section. For the 5 end cans 
> that we ever received (3 of them are returned):
>
> SEC 001 --> NB SN 2786  *returned*
> SEC 002 --> NB SN 2787 *returned*
> SEC 003 --> NB SN 2788
>
> REC 001 --> NB SN 2793 *returned*
> REC 002 --> NB SN 2794
>
> Best,
> Gary
>
> On 11/9/2021 1:34 PM, Larry King wrote:
>>
>> Hi Gary,
>>
>> Is the vendor’s “S/N 2794” already captured in an inventory or 
>> inspection traveler, or is it listed anywhere in the voluminous 
>> shipping paperwork?
>>
>> Larry
>>
>> *From:*Gary Cheng <cheng at jlab.org>
>> *Sent:* Monday, November 8, 2021 3:26 PM
>> *To:* srfinv at jlab.org; pansophy <pansophy at jlab.org>
>> *Cc:* Larry King <king at jlab.org>; E. Anne McEwen <mcewen at jlab.org>; 
>> John Fischer <fischer at jlab.org>
>> *Subject:* SNS PPU SEC & REC serial numbers
>>
>> Hi team,
>>
>> Steve Dutton brought to my attention that there is confusion on the 
>> serial numbers of an end can. See attached picture. On the name 
>> plate, there is a "S/N 2794". Then underneath the name plate, there 
>> is a serial number "104210700-A001-0-002" that meets SRF PR-P-007 
>> requirement. The former is actually a National Board S/N that is 
>> required to show on the nameplate of an ASME stamped vessel. The 
>> latter is what SRF PR-P-007 asks for.
>>
>> To eliminate the confusion caused by dual S/N's for one end can, can 
>> we amend the drop down lists for SECSN and RECSN to have a compound 
>> serial number like 002(2794), or some other concise but indicative 
>> number that carries both NB S/N and SRF S/N?
>>
>> Thanks,
>> Gary
>>
>

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