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Low-profile design satisfies many functional and cosmetic requirements.
Type PF50 with convenient large head and Phillips recess for tool or finger operation.
Available with six-lobe recess.

Unit of Measure

Thread Size	N/A .190-32 (#10-32)
Type	N/A Knurled Cap - PF51
Thread Code	N/A 032
Screw Length Code	N/A 0
A (Shank) Max.	N/A 0.038 in
Min. Sheet Thickness	N/A .040 in
Hole Size in Sheet + 0.003 - 0.000	N/A .312 in
C Max.	N/A .311 in
E + .015 -.005	N/A .530 in
G ± .025	N/A .230 in
H ± .008	N/A .225 in
P ± .025	N/A .000 in
T1 Max.	N/A .340 in
T2 Nom.	N/A .530 in
Driver Size	N/A #2 Phillips
Min. Dist. Hole C/L to Edge¹	N/A .330 in
Thread Specification²	N/A ANSI B1.1, 2A
Material Knob	N/A Carbon Steel
Material Retainer	N/A Carbon Steel
Material Screw	N/A Carbon Steel
Material Spring	N/A 300 Series Stainless Steel
Finish Knob	N/A Bright nickel over copper flash per ASTM B689
Finish Retainer	N/A Bright Nickel over Copper Flash per ASTM B689
Finish Screw	N/A Bright nickel over copper flash per ASTM B689
Finish Spring	N/A Natural Finish
For Use in Sheet Hardness	N/A HRB 60 or Less (Hardness Rockwell “B” Scale) HB 107 or Less (Hardness Brinell)
CAD View	N/A Unfastened
CAD Supplier	N/A PennEngineering® (PEM®)
Inventory	N/A {0}

¹ To minimize sheet distortion and maximize product performance, use a centerline-to-edge value greater or equal to the value specified.
² 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.

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