ABBRobotics

ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 Axis-6 Gearbox

RV70F-125.8Technical record

Product Description

ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 are axis-6 gearbox variants used in large ABB robot wrist assemblies. All use the RV70F-125.8 designation, while the article suffix differentiates foundry-prime, standard/foundry-plus and clean-room executions.

The common mechanical task of ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 is wrist torque reduction. Housing finish, sealing and environmental execution remain part of the complete article and should be preserved when the robot is installed in a demanding process area.

Service on ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 includes wrist support, tool-load control, clean mounting faces, lubrication checks and recalibration. The shared 125.8 ratio does not justify mixing the three environmental executions.

Product Specifications

Technical item	RV70F-125.8 3HAC037635-001	RV70F-125.8 3HAC037635-002	RV70F-125.8 3HAC037635-003
Brand	ABB
Product Name	Large-robot axis-6 gearbox
Country	Switzerland
Gearbox Type	RV70F-125.8
Robot Family	IRB 6600/6640/6660 variants
Axis	Axis 6 / wrist
Reduction Ratio	125.8
Execution	Foundry Prime	Standard / Foundry Plus, ABB orange	Clean Room
Mechanical Role	Wrist torque reduction and tool-load transfer
Installation Boundary	Axis-6 motor and wrist assembly
Environmental Selection	Match foundry, standard or clean-room robot execution
Service Requirement	Support wrist and remove tool load before release
Inspection Focus	Seals, finish, lubricant and mounting faces
Post-Installation	Axis-6 calibration and low-speed wrist test
Interchangeability	Do not mix suffixes without explicit ABB confirmation

Operating Characteristics

ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 share a 125.8 reduction ratio but operate within different environmental executions that affect sealing, surface treatment and contamination control.

Preserve the process execution

Keep foundry-prime, standard/foundry-plus or clean-room identity aligned with the installed robot instead of selecting only by gear ratio.

Manage wrist load

Remove the tool and restrain axis 6 before releasing the gearbox because the wrist drivetrain can carry offset mass and stored position load.

Observe restored behavior

Check leakage, noise, backlash and temperature during progressive wrist motion after calibration.

Installation Highlights

ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 installation must protect both mechanical accuracy and the environmental execution of the robot wrist.

Confirm suffix and finish

Photograph the existing gearbox and robot designation before choosing among ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003.

Protect seals and faces

Use clean handling appropriate to the execution, keep sealing surfaces undamaged and prevent debris from entering the wrist assembly.

Restore the wrist record

Reassemble, lubricate and calibrate axis 6, then document the installed article before the tool is returned.

Common Questions

Which ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 execution should I select?

Select ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 from the installed robot execution: foundry prime, standard/foundry plus or clean room.

Why is the shared 125.8 ratio not enough to interchange ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003?

The ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 variants differ in environmental execution, sealing and finish even though the ratio is common.

How should the wrist load be neutralized before servicing ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003?

Remove or safely support the end-of-arm tool and restrain the wrist before releasing ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003.

How is clean-room control preserved with ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003?

Among ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003, the clean-room 3HAC037635-003 execution requires clean handling and restoration of its documented seals and covers without substituting the foundry or standard finish.

How should post-service wrist noise be diagnosed on ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003?

Check alignment, lubrication, backlash, tool load and calibration for ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 before increasing speed.

What order evidence is useful for ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003?

Provide complete ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 identity, robot type, execution, quantity and clear gearbox and robot nameplate photos.

Obsolete Parts Support

Moore Automation

https://www.mvme.cn/

Moore Automation can record legacy ABB robot part numbers together with robot type, axis position and available photographs. Availability is checked for each enquiry and no undocumented successor, fixed lead time or guaranteed replacement is implied.

Legacy identityOlder articles remain explicit

Variant reviewFinish and suffix retained

Document searchAvailable records coordinated

Enquiry scopeAvailability checked individually

Enquiry Information

Send the complete model and quantity.

ManagerLeonia

Emailsales@mvme.cn

WhatsApp+86 180 3017 5807

Product Name	ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 Axis-6 Gearbox
Item NO.	2930087
Weight	0.1 kg = 0.2205 lb = 3.5274 oz
Category	ABB
Brand	ABB
Creation Time	2026-11-05

ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 Axis-6 Gearbox Item NO.: 2930087

ABB RV70F-125.8 3HAC037635-001 / RV70F-125.8 3HAC037635-002 / RV70F-125.8 3HAC037635-003 Axis-6 Gearbox

Product Description

Product Specifications

Operating Characteristics

Operating Characteristics

Preserve the process execution

Manage wrist load

Observe restored behavior

Installation Highlights

Installation Highlights

Confirm suffix and finish

Protect seals and faces

Restore the wrist record

Common Questions

Obsolete Parts Support

Moore Automation

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Enquiry Information

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