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Online literature contains the most current information available.
  • Low-profile design satisfies many functional and cosmetic requirements.
  • Convenient, large, slotted head for tool or finger operation.
Unit of Measure

Thread Size

N/A .164-32 (#8-32) a1265.jpg


N/A PF31

Thread Code

N/A 832

Screw Length Code

N/A 30

A (Shank) Max.

N/A .038 in a1264.jpg

Min. Sheet Thickness

N/A .040 in

Hole Size in Sheet + 0.003 - 0.000

N/A .250 in

C Max.

N/A .249 in

E ± .010

N/A .468 in

G ± .015

N/A .300 in

H ± .005

N/A .207 in

T1 Max.

N/A .330 in

T2 Nom.

N/A .600 in

Min. Dist. Hole C/L to Edge

N/A .290 in
Thread Specification1 N/A ANSI B1.1, 2A

Material Retainer

N/A Carbon Steel

Material Screw

N/A Carbon Steel

Material Spring

N/A 300 Series Stainless Steel

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®)
  • 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.