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H & H Bearing - Motors, Drives and Industrial Supplies - Email- Sales@hhbearing - 714-892-5008
Gear Reducers and Multipliers
      Gearboxes,Gear Reducers and Multipliers have been around for years. Every year since the inception of this
concept they have been improving upon the idea. The materials being used, they layout of the gears and gear
technology.  H&H Bearing is proud to work with some of the  largest and best Gearbox manufactures in the World.  Nord
Gear, Hub City  and Grove gear just to name a few.  Application is key when figuring out what Gearbox is right for your
application. H&H Bearing is ready and willing to help you pick the right Gearbox for your application. We can bring out a
application engineer with us out to your facility to look at things first hand.  In the Section below H&H Bearing is proud to
offer PDF Files on Gearboxes we are featuring.  If there is a Gearbox that you don't see, don't hesitate to call us or email.
Gear Reducer
Shaft Mount
Reducer
Gear Reducers
Nord Gear
Helical In line
Gear Reducers
Nord Gear
Clincher Shaft Mount
Gear Reducers
Nord Gear
NordBloc
Aluminum
Gear Reducers
Nord Gear
Helical Bevel
High strength ductile iron
housings,
rather than cast iron material
Gearing
High Efficiency gearing is
manufactured
from 8620 steel, case
carburized,
hardened to RC62, and
precision
ground, AGMA Class 11,
rather than
crowned and shaved
Output Bores
Standard bores range from1-
7/16”
through 5-7/16”
Features:
robust cast iron housing
gearing meets up to date
international high standards
wide selection of motors and
brake-motors including
inverter-duty motors
units available for harsh
environments
integrally cast foot or flange
designs
sleek design for easy cleaning
all bearings selected to
provide long and trouble-free
operation
high quality sealing for
enhanced leakage-protection
output side is integral part of
the housing, no bolt-on output
cover to cause leakage or
gear-misalignment
Features:
Robust UNICASE cast iron
housing
High quality helical gearing up
to AGMA Class 13
High performance
inverter/vector duty motors and
brakemotors
Modular design for optimal
application solutions
Optional screw conveyor
package utilizing CEMA
standards
Protective features for severe
duty and washdown
environments
Oil-safe QUADRALIP seal system
AUTOVENT breather regulates
internal pressure and keeps
contaminants out
Stainless steel (316) protective
paint coating – USDA/HI
compliant

Lightweight housing, stronger
bearings: NORDBLOC.1 gear
motors...
...have been significantly
improved withthe new design.
The design is based on
lightweight aluminium die
cast housings allows for the
integration of larger and thus
stronger bearings.
Features:

Corrosion resistant die cast
housing
Longer service life
Oversized bearings
Space saving NEMA and IEC
motor adapters
Incredibly efficient assembly
Modular Design

.
Features:
Energy efficient right angle
solution
High quality and wear free
helical and bevel gearing
Robust UNICASE cast iron
housing
High quality helical gearing
up to AGMA Class 13
High performance
inverter/vector duty motors
and brakemotors
Modular design for optimal
application solutions
Protective features for severe
duty and washdown
environments
Oil-safe QUADRALIP seal
system
AUTOVENT breather
regulates internal pressure
and keeps contaminants out
Stainless steel (316)
protective paint coating –
USDA/HI compliant
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Gear Reducer
Hub City
"Hera Series"
Worm Gear Drive
Gear Reducer
Single,Double and
Triple Reduction
Worm Gear Reducer
Gear Reducer
Single,Double Reduction
Aluminum Worm Speed
Reducer
Gear Reducer
Bevel Gear Drive
Gear Reducer
Parallel Shaft
Drive Single Reduction
•3 YEAR WARRANTY!
•Popular "generic" bolt
pattern on mounting surfaces
for drop-in worm gear drive
replacement
•Mounting:  Hera45
accessories available to
directly replace worm
products from 2.38” to 3.25”
CD.  Hera55 accessories
available to directly replace
worm products from 3.25” to
4.25” CD.
Worm Gear Speed Reducers
(Single Reduction)

Hub City's single reduction worm
speed reducers are available
sizes from 1.33" to 10" center
distance, and ratios from 5/1 to
60/1 (and higher in certain
models). Various input and
output types and styles are
available.
Spartan™ Aluminum Worm
Speed Reducers (Single
Reduction)

Hub City's Spartan™ single
reduction worm speed reducers
are available sizes from 1.8" to
3.3" center distance, and ratios
from 7/1 to 95/1 (and higher in
certain models). Power ratings
are up to 8.2 HP, depending on
model. Available with C-face or
shaft inputs, and solid or hollow
output configurations.
Bevel gear drives are selected
on the basis of SPEED,
RATIO, HORSEPOWER, and
TORQUE. The QUICK
SELECTION TABLES, page
D4 & D-5 are designed to
assist you in making a rapid
selection of the model to fit
your requirements. To use this
table, find your required
INPUT RPM and RATIO in
the table and look across the
page for the unit with the
proper INPUT HORSEPOWER
Parallel Shaft Drives (Single
Reduction)

Hub City's single reduction
parallel shaft drives are
available in power ratings up
to 530 HP and ratios up to
8:1. Various input and output
types and styles are available.
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Gear Reducer
Nord Gear
Bevel Gearbox
Gear Reducer
Nord Gear
Helical Bevel Gearbox
Gear Reducer
Nord Gear
UNI Case  Gear Box
Gear Reducer
Nord Gear
Universal Worm
Gearbox
 
Features:
Premium efficiency right
angle solution
Cost effective bevel and high
output speeds available (low
ratio)
High quality and wear free
helical and bevel gearing
Robust UNICASE housing
High performance
inverter/vector duty motors
and brakemotors
Modular design for optimal
application solutions
Protective features for severe
duty and washdown
environments
Oil-safe QUADRALIP seal
system
AUTOVENT breather
regulates internal pressure
and keeps contaminants out
Stainless steel (316)
protective paint coating –
USDA/HI compliant
Features:
Economic right angle solution
with versatile mounting
Robust UNICASE cast iron
housing
High quality helical and worm
gearing
High performance
inverter/vector duty motors
and brakemotors
Modular design for optimal
application solutions
Protective features for severe
duty and washdown
environments
Synthetic lubricant standard;
factory filled
Oil-safe QUADRALIP seal
system
AUTOVENT breather
regulates internal pressure and
keeps contaminants out
Stainless steel (316) protective
paint coating – USDA/HI
compliant
Features:
Compact and cost effective
UNICASE one-piece housing
Modular components designed
to bolt together
Corrosion-resistant aluminum
alloy housing
Robust shock-resistant worm
gears
Food grade synthetic lubricant
standard
High performance
inverter/vector duty motors and
brakemotors
Maintenance free
Oversized bearings to handle
tough industrial loads
Lightweight
UNIVERSAL SI and SMI worm
gear units from NORD
DRIVESYSTEMS provide a
high power density and are
extremely compact. They
feature quiet torque
transfer.Thanks to their simple
and effective design they take
up considerably less space
than other types of gear units.
The gear units are available
in SI and SMI housing styles.
 
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