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All Categories > PEM® Brand Fasteners for Metal Sheets and Panels > Sheet-to-Sheet Attachment > Panel to Panel, KEYHOLE® Style – Type HHSKS > Part # HHSKS-R2.2-4.6-ZI  

Part # HHSKS-R2.2-4.6-ZI, KEYHOLE® HEAVY-HEAD FASTENERS - HHSKS-R™ - Unified

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HHSKS-R™ Heavy-head fasteners are designed so that two sheets can be quickly joined flat against each other.
  • Allow detachable spacing of two sheets
  • Clinch feature mounts fastener permanently and flush or sub-flush into metal sheet
  • Unique barrel design allows for quick “panel-on-panel” attachment and detachment
  • Can be clinched into blind hole where concealed head is required
  • Makes horizontal or vertical component mounting possible




 Specifications   

Panel 1 (Bottom) Thickness Range
.047 to .053 in

Panel 1 (Bottom) Mounting Hole B + .003 - .000
.395 in

Panel 2 (Top) Sheet Thickness Max.
.089 in

Panel 2 (Top) Mounting Hole A1 Nom.
.100 in

Panel 2 (Top) Mounting Hole A2 ± .003
.201 in

Panel 2 (Top) Mounting Hole A3 ± .003
.374 in

Panel 2 (Top) Mounting Hole A4 Min.
.280 in

Panel 1 (Bottom) Sheet Hardness Max.1
HRB 80 / HB 150

Panel 2 (Top) Material
Any

A Max.

 View
.047 in

B ± .003
.354 in

C Max.
.394 in

D Anvil Hole + .003 - .000
.360 in

H ± .010
.492 in

M Max.
.236 in

N ± .003
.181 in

S ± .003
.098 in

T ± .005
.049 in

Panel 1 (Bottom) Edge Distance C1 Min.
.394 in

Panel 1 (Bottom) Location Tolerance Max.
±.005 in

Panel 2 (Top) Edge Distance C2 Min.
.295 in

Standard Material
Hardened Steel

Standard Finish2
Zinc Plated per ASTM B633, SC1 (5um) Type III, Colorless

CAD Supplier
PennEngineering® (PEM®)
1 HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.
2 See PEM Technical Support section of our web site for related plating standards and specifications.



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