FH
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Catalog excerpts

PEM® brand self-clinching studs and pins install permanently in aluminum, steel or stainless steel sheets. FH™ SELF-CLINCHING STUDS AND PINS

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PEM® self-clinching studs are easily installed by placing them in properly sized holes in sheets and squeezing into place with any standard press: ■ Install permanently in aluminum, steel or stainless steel in sheets as thin as .020" / 0.51 mm. ■ High torque-out and pushout resistances.

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(1) Meets grade 5 / property class 9.8 tensile requirements. (2) HRB - Hardness Rockwell "B" Scale. HB - Hardness Brinell. (3) Grade 8 / Property Class 10.9 thread strength. Standard product features shown above. Studs can also be custom designed to meet your exact application requirements. Heavy-duty, high tensile strength studs Types HFG8/HF109 Swaging collar studs Type SGPC Flush-head Studs with Flush-head pins X-Press™ Thread Profile Types TPS/TP4 PennEngineering • www.pemnet.com

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OPTIONAL DOG POINT FEATURE PEM® dog point lead-in option for studs allows quick location of the mating fastener during assembly and protects the first thread of the stud during nut engagement. This feature is available on Types FH, FHL, HFH, HFE, HF109, HFG8, TFH and THFE studs. All dimensions are In inches. All dimensions are in millimeters. (1) For "W refer to type stud lengths. (2) Maximum dog point diameter is .003" / 0.08 mm less than Type: D = Dog Point Material: minimum minor diameter of 2B or 6H nut threads. Any type code M = MAThread Any material code OPTIONAL MAThread® ANTI...

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FH™/FHS™/FHA™ FLUSH-HEAD STUDS • Flush-head for sheet thickness of .040" / 1 mm and greater. • FH studs are recommended for use in steel or aluminum sheets HRB (Rockwell "B" scale) 80 / HB (Hardness Brinell) 150 or less. • FHS studs are recommended for use in steel or aluminum sheets HRB (Rockwell "B" scale) 70 / HB (Hardness Brinell) 125 or less. • FHA studs are recommended for use in aluminum sheets HRB (Rockwell "B" scale) 50 / HB (Hardness Brinell) 82 or less. Clinching profile may vary PART NUMBER DESIGNATION FH - 632 - 6 Z Type Material Thread Length Finish Code Code Code Code (1) See...

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FH4™/FHP™ FLUSH-HEAD STUDS FOR STAINLESS STEEL SHEETS • FHP studs offer optimum corrosion resistance and are ideal for medical, foodservice, and marine applications, • Recommended for use in stainless steel sheets HRB (Rockwell "B" Scale) 92 / HB (Hardness Brinell) 195 or less. PART NUMBER DESIGNATION FH 4 - 632 - 6 Type Material Thread Length Code Code Code (1) See material and finish specifications chart on page 17 for details. (2) See page 19 for installation tool requirements. Performance may be reduced for studs installed into thicker sheets. (3) Threads are gaugeable to within 2...

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SELF-CLINCHING STUDS AND PINS FHL™/FHLS™ FLUSH, LOW-DISPLACEMENT HEAD STUDS • • • • Installs closer to the edge of a sheet than PEM Type FH/FHS studs without causing that edge to bulge. Flush-head for sheet thickness .040” / 1 mm and greater. FHL studs are recommended for use in steel or aluminum sheets HRB (Rockwell “B” Scale) 80 / HB (Hardness Brinell) 150 or less. FHLS studs are recommended for use in steel or aluminum sheets HRB (Rockwell “B” Scale) 70 / HB (Hardness Brinell) 125 or less. PEM® Dimple Registered Trademark PART NUMBER DESIGNATION FHL – 632 – 6 ZI FHL S – 632 – 6 H Type...

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SELF-CLINCHING STUDS AND PINS TFH™/TFHS™ NON-FLUSH STUDS • Non-flush for sheets as thin as .020” / 0.51 mm. • TFH studs are recommended for use in steel or aluminum sheets HRB (Rockwell “B” Scale) 80 / HB (Hardness Brinell) 150 or less. • TFHS studs are recommended for use in steel or aluminum sheets HRB (Rockwell “B” Scale) 70 / HB (Hardness Brinell) 125 or less. PEM® Dimple Registered Trademark H Dimple in head identifies TFH/ TFHS studs PART NUMBER DESIGNATION TFH – 632 – 6 ZI TFH S – 632 – 6 Type Material Code Clinching profile may vary. Thread Code Length Code Finish Code Type Length...

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• HFH studs are for high-strength applications in sheets as thin as .050" / 1.3 mm. • HFHS studs offer high corrosion resistance. • HFHB studs are for superior electrical/mechanical attachment in copper. • HFH studs are recommended for use in steel or aluminum sheets HRB (Rockwell "B" Scale) 85 / HB (Hardness Brinell) 165 or less. • HFHS studs are recommended for use in steel or aluminum sheets HRB (Rockwell "B" Scale) 70 / HB (Hardness Brinell) 125 or less. • HFHB studs are recommended for use in copper sheets HRB (Rockwell "B" Scale) 55 / HB (Hardness Brinell) 83 or less. PART NUMBER...

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HFE™/THFE™ HEAVY DUTY STUDS FOR THIN SHEETS • Enlarged head diameter reduces stress on panel. • Thicker head allows for larger hole in attached panels. • Clinch design provides high-strength in sheets as thin as .031" / 0.8 mm. • Recommended for use in steel or aluminum sheets HRB (Rockwell "B" Scale) 85 / HB (Hardness Brinell) 165 or less. PART NUMBER DESIGNATION HFE - 0420 - 12 Z Type Thread Length Finish Code Code Code Tensile strength: 900 MPa (1) See page 21 for installation tool requirements. (2) Threads are gaugeable to within 2 pitches of the "S" Max. dimension. A class 3B/5H...

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HFG8™/HF109™ HEAVY DUTY, HIGH TENSILE STRENGTH STUDS • HFG8 and HF109 studs are for heavy-duty applications in sheets as thin as .040" / 1 mm. • Grade 8 and property class 10.9 studs meeting 150 ksi/1040 MPa minimum. • Recommended for use in steel or HSLA steel sheets HRB (Rockwell "B" Scale) 89 / HB (Hardness Brinell) 180 or less. • Large head diameter spreads compressive stress on panel. PART NUMBER DESIGNATION HF G8 - 0420 - 12 ZI Type Strength Thread Length Finish Code Code Code Code (1) Other lengths available up to a maximum of 1.5 (unified) and 40 mm (metric) on special order (2) See...

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