Black Granite Surface Plates
Two Accuracy Certification
Overall flatness and Repeat Measurement
Plates include Certificate Traceable to N.I.S.T.
Federal Specification GGG-P-463c
(To Order Choose Grade and Size)
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Toolroom Grade B
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Product Code
|
Description
|
Overall Accuracy
|
Repeat Reading
|
Ship Weight
|
| 8122-B |
8x12x2 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0001
|
+/- .000055
|
31
|
9123-B
|
9x12x3 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0001
|
+/- .000055
|
44
|
12183-B
|
12x18x3 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0001
|
+/- .000055
|
90
|
18183-B
|
18x18x3 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0001
|
+/- .000055
|
133
|
18243-B
|
18x24x3 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .00015
|
+/- .000060
|
180
|
24243-B
|
24x24x3 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .00015
|
+/- .000060
|
246
|
24364-B
|
24x36x4 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0002
|
+/- .000060
|
466
|
24486-B
|
24x48x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0003
|
+/- .000060
|
570
|
30486-B
|
30x48x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .00035
|
+/- .000060
|
1102
|
36366-B
|
36x36x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0003
|
+/- .000060
|
1000
|
36486-B
|
36x48x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0004
|
+/- .000060
|
1310
|
36606-B
|
36x60x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0005
|
+/- .000080
|
1553
|
36726-B
|
36x72x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0006
|
+/- .000080
|
1984
|
48486-B
|
48x48x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0004
|
+/- .000080
|
1763
|
48606-B
|
48x60x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0006
|
+/- .000080
|
2204
|
48726-B
|
48x72x6 Grade B Black Granite Surface Plate 0-Ledge
|
+/- .0007
|
+/- .000080
|
2645
|
48968-B
|
48x96x8Grade B Black Granite Surface Plate 0-Ledge
|
+/- .001
|
+/- .0001
|
4612
|
|
Inspection Grade A
|
Product Code
|
Description
|
Overall Accuracy
|
Repeat Reading
|
Ship Weight
|
8122-A
|
8x12x2 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00005
|
+/- .000030
|
30
|
9123-A
|
9x12x2 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00005
|
+/- .000030
|
44
|
12123-A
|
12x12x3 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00005
|
+/- .000030
|
59
|
12183-A
|
12x18x3 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00005
|
+/- .000030
|
90
|
18183-A
|
18x18x3 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00005
|
+/- .000030
|
135
|
18243-A
|
18x24x3 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .000075
|
+/- .000030
|
180
|
24243-A
|
24x24x3 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .000075
|
+/- .000035
|
238
|
24364-A
|
24x36x4 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .0001
|
+/- .000035
|
460
|
24486-A
|
24x48x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00015
|
+/- .000035
|
900
|
30486-A
|
30x48x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .000175
|
+/- .000035
|
1102
|
36366-A
|
36x36x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00005
|
+/- .000030
|
1002
|
36486-A
|
36x48x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .0002
|
+/- .000035
|
1330
|
36606-A
|
36x60x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00025
|
+/- .000040
|
1653
|
36728-A
|
36x72x8 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .0003
|
+/- .000040
|
2700
|
48486-A
|
48x48x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .0002
|
+/- .000040
|
1763
|
48606-A
|
48x60x6 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .0003
|
+/- .000040
|
2204
|
48728-A
|
48x72x8 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .00035
|
+/- .000040
|
3495
|
489610-A
|
48x96x10 Grade A Black Granite Surface Plate 0-Ledge
|
+/- .0005
|
+/- .000050
|
5700
|
|
Laboratory Grade AA
|
Product Code
|
Description
|
Overall Accuracy
|
Repeat Reading
|
Ship Weight
|
8122-AA
|
8x12x2 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000025
|
+/-0.000017.5
|
31
|
9123-AA
|
9x12x2 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000025
|
+/-0.000017.5
|
44
|
12123-AA
|
12x12x3 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000025
|
+/-0.000017.5
|
59
|
12183-AA
|
12x12x3 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000025
|
+/-0.000017.5
|
89
|
18184-AA
|
18x18x4 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000025
|
+/-0.000017.5
|
171
|
18244-AA
|
18x24x24Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000037
|
+/-0.000017.5
|
228
|
24244-AA
|
24x24x4 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000037
|
+/-0.000022.5
|
308
|
24366-AA
|
24x36x6 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000050
|
+/-0.000022.5
|
601
|
24486-AA
|
24x48x6 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000075
|
+/-0.000022.5
|
882
|
30486-AA
|
30x48x6 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000087
|
+/-0.000022.5
|
1102
|
36366-AA
|
36x36x6 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000075
|
+/-0.000022.5
|
998
|
36486-AA
|
36x48x6 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.0001
|
+/-0.000022.5
|
1403
|
36608-AA
|
36x60x8 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000125
|
+/-0.000030
|
2200
|
367210-AA
|
36x72x10 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.00015
|
+/-0.000030
|
2314
|
48488-AA
|
48x48x8 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.0001
|
+/-0.000030
|
2297
|
48608-AA
|
48x60x8 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.00015
|
+/-0.000030
|
2921
|
487210-AA
|
48x72x10 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.000175
|
+/-0.000030
|
4285
|
489612-AA
|
48x96x12 Grade AA Black Granite Surface Plate 0-Ledge
|
+/-0.00025
|
+/-0.000037.5
|
6784
|
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