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A large industrial blue gearbox sits on a workshop floor, showing signs of use with oil stains and grime. The cylindrical metal shaft and lifting eyes suggest it may soon undergo industrial gearbox repair or rebuild services.

Customer Name

Project #123456

Quote # 555555

Date: 06-20-2024

Main Gear Box - Rolling Mill - Hot/Cold SMS Saws

General Data

OEM: Ostermann

Unit Serial Number: 603705

Unit Model: KN1-400S

Number of Reductions: Right Angle Saw Drive

Reason for Return: Rebuild – Input Shaft Bearing Failed

Housing Information Data

Does the housing need blasted?   Yes : Exterior Only

Are all retaining plates intact?   Yes

Any retaining plates damaged?  Yes, Output retainer has excessive scale build-up, repair.

Is any hardware missing?  Output socket head retainer screws were milled out to remove plate without damaging other components.

Are housing bores acceptable?  Yes

Should we part and re-bore?  No

Housing base condition: Good

Housing Bores A / B 1st Shaft

First Shaft Housing Bores A/B

A large blue metal industrial component with a circular opening on one side, sitting on a wooden pallet. Ideal for those seeking industrial gearbox repair or rebuild services. The background features a red barrier and dark floor.

1st Shaft Bore A

A close-up view of a large metal cylindrical part, marked with handwritten numbers 17.953 and 17.957 on its inner surface, sits on a worn wooden surface—ideal for industrial gearbox repair tasks; a shoe is visible at the bottom.

1st Shaft Bore B

Housing Bores C / D 2nd Shaft

Second Shaft Housing Bores C/D

A close-up view of a metallic cylindrical machine part with visible bolts, handwritten markings, and slight wear, set against a blue housing and wooden surface—ideal for industrial gearbox repair or emergency gearbox repair.

2nd Shaft Bore C

Close-up of a metallic circular surface from an industrial gearbox repair, featuring several threaded holes and visible scratches. The lower area is rough and dark, while the upper surface is smooth and shiny, showing signs of wear and residue.

2nd Shaft Bore D

Lubrication System

Style of Lube System:    Internal Lube Components – Clean, Flush, Re-install

A close-up view of a large industrial metal shaft with coupling attached, placed on a workshop floor with some liquid spillage nearby. The background includes tools and equipment used in industrial gearbox repair.

Coupling Output

Coupling Information

Was a coupling received with unit?

Yes, Coupling had to be milled from shaft.

Shaft Output

A close-up view of an open gearbox shows two interlocking metal gears and shafts with oil at the bottom of the housing, highlighting the precision involved in industrial gearbox repair within a workshop setting.

Disposition of Shaft: Re-use

Shaft Assembly Number: 300 Output Shaft

Gear Output

Close-up of a metal bevel gear with helical teeth, highlighting detailed machining and polished surfaces. This precision component is essential in industrial gearbox rebuild and larger mechanical assemblies.

GEAR DATA

Disposition of Gear: Use as is

Gear Assembly Number: 301 Output Gear

Type of Gear: Bevel

NDT Inspection: Passed

Tooth Wear: Minimal Wear

Input Shaft Pinion (Non Integral)

A metal cylinder with a deformed end and visible scratches lies on a wooden crate, suggesting the need for industrial gearbox rebuild or emergency gearbox repair due to clear signs of wear or damage.
A close-up of a metallic cylindrical object with an eye bolt on one end, lying on a wooden surface. Nearby hoses and dark stains suggest recent emergency gearbox repair or industrial gearbox rebuild work.

Pinion Information

Disposition of Pinion: Shaft – Replace

Type: Bevel – re-use pinion

Pass NDT (If Necessary): Passed

Tooth Wear: Minimal Wear

Summary Info

Additional Comments: 

All housing bores are within acceptable tolerances. Housing will be reused as is.

Housing to be blasted on the exterior, primed and painted blue.

Housing fasteners will be replaced.

Gearing is in good condition and shows minimal signs of wear. Gearing wear pattern does not show any signs of shaft misalignment at this time. Input shaft will be replaced due to damage.

Input coupling will need replaced and will be supplied by SDI.

Internal lube lines are in good condition and will be cleaned out during re-assembly.

Desiccant breather will be replaced.

A person wearing heavy-duty gloves and overalls uses a power drill to screw into a wooden surface, with the focus on their hands and the drill—ideal for tasks like industrial gearbox rebuild or emergency gearbox repair.

Contact Us

Our team is standing by and ready to help. 

Phone: (414) 555-1234

Email: info@maydaygearbox.com

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