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81 pc/set Steel Gage Block Sets
- Manufactured under carefully controlled conditions allowing for the highest degree of accuracy when used at a temperature of 68 degrees F (20 degree C)
- All gauge block sets are assigned serial numbers and are accompanied with a certificate of inspection listing the deviation for each block
- Each gauge block set meets or exceeds federal specification GGG-G-15C
- All gauge block sets are made to special standards to resist corrosion and defacement
- The coefficient of thermal expansion is 6.4 X 10
- Each model has 81 pieces steel gage blocks
Item # PCS Grade P900-S581 81 B P900-S582 81 AS-1 P900-S583 81 AS-2 Specifications:
Stepping Nominal Dimensions NO.of Block 0.0001" 0.1001" to 0.1009" 9 0.001" 0.101" to 0.149" 49 0.050" 0.050" to 0.950" 19 1" 1" to 4" 4 Total 81 New Grade ASME B89.1.9--2002:
Nominal
SizeTolerances(in Millionths of an inch) AS-0 AS-1 AS-2 Economy(B) Thru 0.050" ±6 ±12 ±24 ±50 Thru 0.400" ±5 ±8 ±18 ±50 Thru 1" ±6 ±12 ±24 ±50 Thru 2" ±8 ±16 ±32 ±50 Thru 3" ±10 ±20 ±40 ±50 Thru 4" ±12 ±24 ±48 ±50