Mechanical . . . ASSEMBLY
COMPONENTS
Top Product
Spiral retaining rings
* concealed fastening
* no assembly tooling
Benefits to the ID/OD lock include concealed fastening, no assembly tooling
requirement, and a 360-degree rotational capacity. Spiral retaining rings
can simultaneously operate in an internal and external groove. In this application,
the ring is initially installed in the housing groove. When the mating component
in the assembly is added, the ring compresses into the groove. The groove
is deep enough for the ring's radial wall to fit into as the component slides
into position. Finally, when the grooves meet, the ring snaps into the shaft
groove (whose depth equals 1/2 the rings' radial wall) while still in the
housing groove. Various sizes are available in carbon and stainless steel,
with no tooling charges. Smalley Steel Ring Co, Wheeling,
IL.
Epoxy. Bond-It 7040
epoxy cures at room temperature. It withstands temperatures up to 400°F
and maintains strength up to 5000 psi. It bonds to metals, plastics, glass,
ceramics and dissimilar materials with good electrical and chemical resistance.
Cotronics Corp, Brooklyn, NY.
Hand knobs. An expanded line of stainless steel nine-lobed solid
hand knobs were developed for the food industry and non-corrosive environments.
Various bore-types, threads, and English or metric sizes are available.
JW Winco Inc, New Berlin, WI.
Wire saddles. The micro-wire saddle, side entry, blind-hole
(MBHWSSE) series is available in different sizes to accommodate different
bundles. The micro-size is designed for low-profile applications and mounting
can be done on various materials. Richco Inc, Chicago, IL.
Epoxy adhesives. Three of this company's products meet stringent
NASA outgassing requirements. Epoxy 6202 is UV-curable, thermally conductive,
5200 cures at room temperature, and 5010 is fast-curing with a high glass
transition temperature. appli-tec, Haverhill, MA.
Self-locking fastener. Made of a polymer applied to internally
or externally threaded parts, the Nytemp patch withstands temperatures up
to 450°F and satisfies torque and vibration requirements of MIL-DTL-18240F.
Nylok Fastener Corp, Macomb, MI.
Fastening system. Small Diameter Huck-Spin fastening system
eliminates pintail waste and the threat of corrosion to fracture surfaces.
The key is the low-swage system which involves a swaging action between
fastener collar and pin, so that there is no pintail and no exposed fracture
surface. No torquing is needed and once the fastener is swaged on, permanent
clamp is guaranteed at precise clamp values. Huck Fasteners, Waco,
TX.
Cable wrap. Spirally-cut UV-resistant Heli-Tube polyethylene
cable wrap is offered in a 1.5-in. size that is designed for bundling, organizing
and protecting large cable groups up to 10-in. OD outdoors. It can be installed
with hand tools. MM Newman Corp, Marblehead, MA.
Self-aligning nuts. Frequently used in assembly to solve mating-hole
misalignment problems, these nuts assure the load path of the bolt is aligned
with the nut. Various sizes, materials, and tensile strengths are available.
SPS Technologies, Jenkintown, PA.
Aliphatic TPU. Providing a clear, strong adhesive interlayer
in multi-layer transparent laminations, aliphatic thermoplastic polyurethane
is optically clear, resists UV light and reliably bonds dissimilar substrates.
Stevens Urethane, Holyoke, MA.
Structural adhesives. A family of non-corrosive structural acrylic
adhesives has been specifically formulated for sensitive copper or other
electrically conductive surfaces. Permabond 581 and 681 are especially suited
for bonding magnet and metal surfaces and set rapidly at room temperature.
Permabond 581 no-mix is surface activated, whereas Permabond 681 is two-part
1:1 mixable, requiring no activator. National Starch & Chemical,
Bridgewater, NJ.
Adhesive selection guide. MIXPAC Adhesive selection guide is
a comprehensive, 254-page book containing hundreds of acrylic, epoxy, silicone
and urethane adhesives, organized by manufacturer and adhesive type. All
adhesives are available off-the-shelf for immediate delivery. A table of
industrial expertise includes helps readers find formulators with experience
in specific industries. A comprehensive glossary is included. ConProTec
Inc, Salem, NH.
Isolation mounts. Available in both Isodamp and VersaDamp damped
elastomers, this line of isolation mounts are designed specifically for
small fans employed in electronics and electromechanical equipment.. E-A-R
Specialty Composites, Indianapolis, IN.
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