|
|
|
National Stock Number:
5220-01-189-1618
Federal Supply Class:
5220
National Item Identification Number:
011891618
Description:
PLATE,SURFACE
Detail:
A RECTANGULAR OR SQUARE PRECISION TOOL HAVING A FLAT WORKING SURFACE(S) OF SPECIFIC FLATNESS. IT IS USED AS A DATUM PLANE IN CONNECTION WITH VARIOUS LAYOUT, INSPECTION, AND CALIBRATION OPERATIONS. IT MAY ALSO BE USED AS A LAPPING PLATE, BUT IS NOT GROOVED. SEE ALSO BLOCK, LAPPING; PLATE, DUPLEX, SURFACE AND LAPPING; AND PLATE, LAPPING.
|
Manufacturer Information:
| 501-001069 | 18056 | DOALL BALTIMORE COMPANY | | GGG-P-463TY1CLAA | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
|
Techincal Specification:
| MATERIAL | GRANITE | | SURFACE LENGTH | 60.000 INCHES NOMINAL | | SURFACE WIDTH | 48.000 INCHES NOMINAL | | WORKING SURFACE FINISH | HAND SCRAPED EQUIVALENT | | WORKING SURFACE QUANTITY | 1 |
|
|