LIGO Document E0900266-x0

DCN - HAM Crossbeam Miscellaneous

Document #:
LIGO-E0900266-x0
Document type:
E - Engineering documents
Abstract:
DCN for miscellaneous machined parts for Advanced LIGO HAM Crossbeams.
Files in Document:
None
Authors:
Keywords:
DCN Crossbeam
Notes and Changes:
v2 releases for drawings for several machined parts used in assembly of Advanced LIGO HAM Crossbeams. Changes made since v1 release include:

For all drawings:
1. Using new LIGO drawing formats.
2. Added note for part weight (in pounds).

For D080465:
1. Specified 1018 cold rolled steel, instead of 'Low Carbon Steel'.
2. Minor changes to countersink dimensions.
3. Slightly increased size of 1/2" clearance holes.
4. Changed details of P/N engraving.
5. Added chamfers to interface surfaces.
6. Added finish spec (125 um).

For D080698:
1. Added chamfers.
2. Added countersinks.
3. Added P/N engraving.
4. Added finish spec (125 um).

For D080699:
1. Added chamfers.
2. Added countersinks.
3. Added P/N engraving.
4. Added finish spec (125 um).

For D080700:
1. Added chamfers.
2. Added P/N engraving.
3. Added finish spec (125 um).

Referenced by:

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