TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 1 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

I. AMERICAN BUREAU OF SHIPPING

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 2 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 3 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 4 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 5 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 6 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

II. BUREAU VERITAS

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 7 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 8 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

III. CLASSNK

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 9 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 10 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 11 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 12 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

IV. INDIAN REGISTER OF SHIPPING

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 13 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 14 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

V. DET NORSKE VERITAS

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 15 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

TITLE: TWINCO PLANT APPROVALS

DRAFTED BY: TLC

STANDARD NUMBER: S928W

CHECKED BY: ALC

WORKFLOW: ECNWF-23686

APPROVED BY: ALC

REVISION: M

SUBJECT: MARINE TRANSMISSION

DATE: 7/22/2013

PAGE: 16 OF 16

Notice! This print contains proprietary information and is not to be used in any manner detrimental to the interest of TWIN DISC INCORPORATED. This notice is not intended to nullify or limit rights granted to the U.S. Government or others by contract.

REVISION WORKFLOW DATE REVISION WORKFLOW DATE 1 M ECNWF-23686 7/22/2013 6 G DIAWF-00989 4/24/2012 2 L ECNWF-23515 5/9/2013 7 F DIAWF-00944 2/14/2012 3 K ECNWF-23405 3/1/2013 8 E ECNWF-22632 1/5/2012 4 J DIAWF-01111 7/23/2012 9 D ECNWF-22531 11/17/2011 5 H DIWAF-01049 5/24/2012 10 C ECNWF-22227 4/25/2011

FORM 1025420A REV A

VI. RUSSIAN MARITIME REGISTER OF SHIPPING