PEM Fasteners | PennEngineering
DB Roberts is the largest authorized distributor for PEM® worldwide. PEM brand fasteners utilize self-clinching, broaching, flaring, surface mount, or weld technology to provide strong, reusable, and permanent threads and mounting points in thin sheet metal, P.C. board materials, and other ductile or non-ductile thin material.
PEM brand fasteners include nuts for sheet metal, cable tie-mounts and hooks for sheet metal, studs and pins for sheet metal, fasteners for mounting into printed circuit boards, standoffs for sheet metal, microPEM fasteners, captive panel screws and hardware, weld nuts, sheet-to-sheet attachment, and VariMount bonding fasteners.
PEM® Fastener Products Include:
- microPEM Fasteners
- Nuts for Sheet Metal
- Cable Tie-Mounts and Hooks for Sheet Metal
- Studs and Pins for Sheet Metal
- Standoffs for Sheet Metal
- Captive Panel Screws and Hardware
- Weld Nuts
- Sheet-to-Sheet Attachment
- VariMount Bonding Fasteners
Discover PEM® Solutions by Industry:
Featured PEM® Catalogs and Brochures:
Featured PEM® Products
PEM® TMSO4™ self
clinching standoffs are designed for use in harder sheets HRC 37/HB 340 or less.
- Installs flush into half hard .008”/0.2mm stainless steel sheets
- Installs into round holes without any special mounting hole preparation, eliminating adhesives and laser welding
- Allows for light weighting and optimizing designs
- Can be installed automatically on a Haeger® machine
Use PEM eConnect® Pin Fastening Technology for repeatable, consistent electrical joints and superior installation that’s unmatched by traditional attachment methods. 
- Quick, Secure Automated Installation
Use PEM eConnect® fastening technology with our line of fully automated installation systems for an efficient, cost-saving total system solution - No hot spots or poor conductivity
Joint has an electrical resistance of less than 100 μΩ - Range of captivation options
Available in self clinching, Type EPCRB™, and broaching, Type EPFRB™, mounting styles - Unmatched PEM® Quality
PEM® products’ time-tested, proven performance makes them the go-to choice for electrical connection solutions
The new IFH™ Stud is the first ingress protection fastener from PEM® that creates a watertight seal and meets ISO: 20653-2014 and IPX7 and IPX9K standards for ingress protection. 
This new flush-head, self clinching stud is redesigned for maximum material flow into the stud undercut – plus tighter tolerances and process controls that ensure you maintain consistent, reliable ingress protection.
- Meets ISO:20653-2014 ingress protection levels
- Ingress repellent capability, meeting IPX7 and IPX9K IP ratings
- No rubber gasket or sealants needed
- Testing completed in CR4 steel, 6082-T6 aluminum, and 304 stainless steel
The improved design and quality controls of the IFH stud allow for an ingress prevention joint to be used with a clinch design. No sealant or O-Ring is required in the joint to maintain ingress prevention. The joint is instantly sealed upon installation. Download Data Sheet
Reduce the risk of PC board damage and
eliminate costly and time intensive secondary operations with PEM® surface mount fasteners.
Benefits of using ReelFast SMT fasteners are:
- Faster assembly
- Reduced scrap
- Reduced handling
- Reduced risk of board damage
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PEM Playlist
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More from PEM®
Low Profile Knob, Spring-Loaded – Types PF30, PF31, PF32, PF50, PF60
- Low-profile design satisfies many functional and cosmetic requirements
- Types PF30, PF31, PF32 have a convenient, large slotted head for tool or finger operation
- PF50 has a convenient large head and a Phillips recess for tool or finger operation
PEM Self-Clinching Blind Fasteners – Types
B, BS
- Provide permanently mounted blind threads in metal sheets as thin as .040″/1mm
- Provide a barrier to protect threads against foreign matter and limit screw penetration
microPEM Self-Clinching Pins
- Satisfy demanding micro positioning and alignment applications
- Head mounts flush into panels as thin as 0.5 mm / .020″
- Chamfered end makes mating hole alignment easy
- Can be installed into stainless steel sheets
- Excellent corrosion resistance
- Can be installed automatically
PEM Fasteners for Mounting into Printed Circuit Boards
- Captive Screws – Broaching, Surface Mount, & Other
- Broaching Nuts
- Broaching Studs
- Spacers/Standoffs – Surface Mount, microPEM, KEYHOLE, Broaching, SNAP-TOP, Flare Mount
- ReelFast
- SpotFast
- Right Angle Fasteners
- Heat Sink Mounting System
The PEM® SpotFast fasteners are an ideal solution when a low-profile and
strong attachment point for rackmount rails are required. Click the image to learn more:
