Part # SP-0420-0, Self-Clinching Nuts - Types S, SS, CLS, CLSS, SP

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	All Categories Self-Clinching Nuts - Types SP, SMPP - Unified


All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Nuts for Sheet Metal > Nuts (all) for Installing into Stainless Steel – Types A4, LA4, SP, F4, SMPP > Nuts (all) for Installing into Stainless Steel – Type SP, SMPP > Self-Clinching Nuts - Types SP, SMPP - Unified > Part # SP-0420-0


	Part # SP-0420-0, Self-Clinching Nuts - Types S, SS, CLS, CLSS, SP - Unified

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Type SP, PEM 300® nuts provide strong load-bearing threads in stainless steel sheets as thin as .030”.

Type SP is recommended for use in stainless steel sheets HRB (Rockwell "B" scale) 90 or less and HB (Hardness Brinell) 185 or less.

Specifications

Thread Size

.250-20 (1/4-20)

Thread Code

0420

Shank Code

A (Shank) Max.

.045 in

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Rec. Min. Sheet Thickness¹

.047 in

Hole Size in Sheet + .003 - .000

.344 in

C Max.

.343 in

E ± .010

.440 in

T ± .010

.170 in

Min. Dist. Hole C/L to Edge²

.34 in

For Use in Sheet Hardness³

HRB 90 / HB 185 or Less

Thread Specification

Internal, ASME B1.1, 2B

Fastener Material

Age Hardened A286 Stainless Steel

Standard Finish

Passivated and/or tested per ASTM A380

CAD Supplier

PennEngineering® (PEM®)

¹ For maximum performance, we recommend that you use the maximum shank length for your sheet thickness.
² To minimize sheet distortion and maximize product performance, use a centerline-to-edge value greater or equal to the value specified.
³ HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.

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Part # SP-0420-0, Self-Clinching Nuts - Types S, SS, CLS, CLSS, SP - Unified