Technical Data:
Series: 516
Product type: Individual Inch Rectangular Gage Block
Standard: ASME B89.1.9-2023
Material: CERA
Grade: AS-2
Nominal length: 20 in
Limit deviation of length at any point, +/-te: +/-176 uin
Tolerance for variation in length, tv: 24 uin
Certificate: Inspection Certificate

Application:
Individual reference length for calibration, inspection, setting and dimensional measurement.

Dimensions:
Rectangular measuring-face width=1.378 in, tolerance +0 / -0.012 in
Measuring-face depth=0.354 in, tolerance -0.002 / -0.008 in
Long-block construction: 2 x Dia.10 holes
Airy-line reference=0.211 x nominal length from each end
End reference dimension=0.984 +/-0.02 in at both ends
Nominal length is between the lapped measuring faces.

Remark:
Each individual gage block is supplied with the certificate applicable to its grade. Custom inch lengths from 0.004 to 20 in are available by request when the desired nominal is not listed.