System of Measurement
    System of Measurement
    Inch
    Metric
    Heat Treatment
    Heat Treatment
    Annealed (Softened)
    Hardened
    Tolerance Rating
    Tolerance Rating
    Standard
    Tight
    Undersized
    Oversized
    Hardness Rating
    Hardness Rating
    Hard
    Not Rated
    Temper
    Temper
    H900
    H1150
    Mechanical Finish
    Mechanical Finish
    Ground
    Precision Ground
    Turned
    Ground and Polished
    Specifications Met
    Specifications Met
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    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Maximum Hardness After Heat Treatment
    Maximum Hardness
    After Heat Treatment
    Rockwell C45
    Rockwell C47
    Rockwell C48
    Rockwell C50
    Not Rated
    Fabrication
    Fabrication
    Cold Worked
    Hot Rolled
    Cold Drawn
    Elongation
    Elongation
    10%
    15%
    Not Rated