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FAA FORM 337

BALTIMORE FLIGHT STANDARDS AIRWORTHINESS

GROUP

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BLOCK 1 AIRCRAFT

VERIFY INFORMATION IS COMPLETE AND ACCURATE .

CURRENT AIRCRAFT REGISTRATION WILL PROVIDE THE REQUIRED INFORMATION.

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BLOCK 2 OWNER

CURRENT AIRCRAFT REGISTRATION WILL PROVIDE THE INFORMATION REQUIRED.

LAST NAME USUALLY APPEARS FIRST FOR PRIVATE OWNERS.

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BLOCK 3 FAA USE ONLY

USED BY FAA INSPECTOR WHEN A FIELD APPROVAL IS REQUIRED.

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BLOCK 4 UNIT IDENTIFICATION

REFERENCE THE BLOCK FOR THE UNIT BEING REPAIRED OR ALTERED.

FOR EXAMPLE:

Installation of a different model propeller is an AIRFRAME ALTERATION

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BLOCK 4

STC NUMBERS WILL REFERENCE THE UNIT BEING ALTERED

FOR EXAMPLE:

SA1234NE is AIRFRAME

SE1234NE is ENGINE

SP1234NE is PROPELLER

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BLOCK 5 TYPE

MAJOR REPAIRS AND ALTERATIONS ARE DEFINED IN FAR PART43 APPENDIX A.

PAR (a) MAJOR ALTERATIONS PAR (b) MAJOR REPAIRS

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BLOCK 6 CONFORMITY STATEMENT

BLOCK 6A: AGENCY’S NAME AND ADDRESS

MECHANICS - NAME AND PERMENANT MAILING ADDRESS.

MANUFACTURER’S AND REPAIR STATIONS - NAME AND ADDRESS UNDER WHICH BUSINESS IS DONE.

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BLOCK 6 CONFORMITY STATEMENT

BLOCK 6B: KIND OF AGENCY CHECK THE APPROPRIATE BOX TO

INDICATE CERTIFICATED MECHANIC OR TYPE ORGANIZATION THAT PERFORMED THE WORK.

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BLOCK 6 CONFORMITY STATEMENT

BLOCK 6C: CERTIFICATE NUMBER MECHANICS - CERTIFICATE NUMBER REPAIR STATIONS - AIR AGENCY

CERTIFICATE NUMBER AND RATING(S). MANUFACTURERS - TYPE PRODUCTION

OR STC NUMBER. MANUFACTURERS OF TSO APPLIANCES

ALTERING SHOULD ENTER TSO NUMBER OF THE APPLIANCE ALTERED.

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BLOCK 6 CONFORMITY STATEMENT

BLOCK 6D: COMPLIANCE STATEMENT THIS SPACE IS USED TO CERTIFY THAT

THE REPAIR OR ALTERATION WAS MADE IN ACCORDANCE WITH THE FARS.

CERTIFICATED MECHANIC - ENTER DATE WORK COMPLETED AND SIGNATURE.

REPAIR STATIONS - MAY AUTHORIZE PERSONS IN THEIR EMPLOY TO DATE AND SIGN THIS CONFORMITY STATEMENT.

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BLOCK 7APPROVAL FOR RETURN

TO SERVICE REMEMBER THE APPROVED AND

REJECTED BOXES. CHECK APPROVING AUTHORITY ENTER CERTIFICATE NUMBER AS IT

APPEARS ON ENTITIES CERTIFICATE

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BLOCK 8REQUIRED INFORMATION

CLEAR, CONCISE, AND LEGIBLE STATEMENT DESCRIBING THE WORK ACCOMPLISHED.

DESCRIPTION OF THE REPAIR OR ALTERATION, RELATIVE TO THE AIRCRAFT OR COMPONENT.

IDENTIFY AND DESCRIBE THE APPROVED DATA USED AS THE BASIS FOR APPROVING THE MAJOR REPAIR OR ALTERATION FOR RETURN TO SERVICE.

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APPROVED DATA

TC DATA SHEETS AIRCRAFT SPECS STC’s AD’s APPLIANCE

MANUFACTURER’S MANUALS (excluding installation instructions)

MANUFACTURER’S APPROVED DATA (DOA)

DER APPROVAL, FAA FORM 8110-3

DAS APPROVED DATA

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AC43.13-1A: (Aircraft Inspection and Repair section), may be used directly as approved data without further approval ONLY when there is no manufacturer repair or maintenance instructions that address the repair and the user has determined that it is:

AC 65-19GAPPROVED DATA CONTINUED

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APPROPRIATE TO THE PRODUCT BEING REPAIRED ;

DIRECTLY APPLICABLE TO THE REPAIR BEING MADE ; AND

NOT CONTRARY TO MANUFACTURERS DATA

REMEMBER THIS APPROVAL APPLIES ONLY TO REPAIRS !!!

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ACCEPTABLE DATA

INSTALLATION INSTRUCTIONS MAINTENANCE MANUALS ADVISORRY CIRCULARS SERVICE BULLETINS SERVICE INSTRUCTIONS SERVICE LETTERS

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BLOCK 8 RECOMMENDED INFORMATION

TOTAL TIME/”N” NUMBER IF ADDITIONAL SHEETS ARE

ATTACHED IDENTIFY THEM WITH AIRCRAFT “N” NUMBER AND SERIAL NO.

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DIAGRAMS AND DRAWINGS MAY BE INCLUDED IF REQUIRED TO ADEQUATELY EXPLAIN LOCATION AND DETAILS OF THE REPAIR OR ALTERATION

REMEMBER TO MARK BLOCK IF ADDITIONAL SHEETS ARE ATTACHED

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DISPOSITION AFTER COMPLETION

1 SIGNED COPY TO OWNER/OPERATOR

1 COPY TO FAA FSDO WITHIN 48 HOURS

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EXTENDED RANGE FUELTANKS

FAA FORM 337 AT LEAST IN TRIPLICATE. 1 COPY ABOARD THE AIRCRAFT, (FAR

91.417) 1 COPY FOR FAA FSDO 1 SIGNED COPY TO THE OWNER NOTE: APPLICABLE TO TANKS INSTALLED

IN PASSENGER OR BAGGAGE COMPARTMENT

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ENGINES,PROPELLERS,SPARE PARTS, OR

COMPONENTS

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COMPLETE APPROVAL PORTION IN DUPLICATE, LEAVING BLOCKS 1 & 2 BLANK

ATTACH 2 COPIES TO PART OR COMPONENT UNTIL IT IS INSTALLED ON AN AIRCRAFT

REQUIREMENTS OF PERSONS PERFORMING REPAIR OR ALTERATION

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REQUIREMENTS OF INSTALLER

COMPLETE BLOCKS 1 & 2 OF BOTH ORGINALS.

MAKE AN ENTRY IN THE AIRCRAFT RECORDS MAKING REFERENCE TO THE FAA FORM 337

GIVE A SIGNED COPY TO THE OWNER AND FORWARD A COPY TO THE FAA FSDO IN THE AREA WHERE THE INSTALLER IS OPERATING

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REFERENCE MATERIAL

FAR PART 43 APPENDIX A FAR PART 43 APPENDIX B AC 43.9-1E, INSTRUCTIONS FOR

COMPLETING FAA FORM 337 AC 65-19G, INSPECTION

AUTHORIZATION KNOWLEDGE TEST GUIDE