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National Stock Number:
3460-00-493-0321
Federal Supply Class:
3460
National Item Identification Number:
004930321
Description:
PLATE,LAPPING
Detail:
A ROUND, RECTANGULAR, OR SQUARE-SHAPED ITEM MANUFACTURED FROM VARIOUS METALS. BY COMPARISON, ITS THICKNESS IS LESS THAN ITS LENGTH, WIDTH, OR DIAMETER. THE LAP (ABRADING SURFACE) HAS NARROW V-SHAPED OR STRAIGHT-SIDED GROOVES TO FACILITATE ABRADING. USED TO PRODUCE A GEOMETRICALLY FLAT OR SMOOTH SURFACE BY ABRASION. EXCLUDES BLOCK, LAPPING. SEE ALSO PLATE, DUPLEX, SURFACE AND LAPPING AND PLATE, SURFACE.
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Manufacturer Information:
| PWA23478 | 77445 | RTX CORPORATION |
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Techincal Specification:
| DIAMETER | 3.312 INCHES NOMINAL | | LAP GROOVING PATTERN | SQUARE | | LAP FLATNESS ACCURACY | 0.000020 INCHES NOMINAL | | LAP GROOVE DESIGN | STRAIGHT-SIDED | | MATERIAL | IRON CAST | | STAND | NOT INCLUDED | | SURFACE FEATURE | SINGLE |
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