N/ARetainer – BN – Black Nitride Screw – BN – Black nitride
For Use in Sheet Hardness
N/AHRB 70 or Less (Hardness Rockwell “B” Scale) / HB 125 or Less (Hardness Brinell)
CAD View
N/AFastened
CAD Supplier
N/APennEngineering® (PEM®)
1 As with all external plated threads, Class 2A/6g, the maximum major and pitch, after plating, may equal basic sizes and be gauged to Class
3A/4h, per ANSI B1.1, Section 8, Table 3A and ANSI B1.13M, Section 8, Paragraph 8.2.
2 The blue plastic retaining rings are a PEM trademark. The temperature limit is 200° F / 93° C.