Piper J-2

SB-01 Piper J-2/J-3 Rigging Procedure

09/16/2021Univair
Instructions for rigging Piper Cub E-2, J-2, and J-3 airplanes

SB-07 Piper J-2 Reinforcement of Stabilizer Yokes

09/16/2021Univair
Reinforcement of the stabilizer adjustment yokes due to cracks in the tubular stubs.

SB-09 Piper J-2 Tail Surface Bracing

09/16/2021Univair
Reports of breakage of the larger diameter tail brace wires (No. 8-36) and steps for replacing.

SB-18 Piper J-2/J-3 Replacement of Tailbrace Wire Nipples

09/16/2021Univair
Installing newly designed tail brace wire nipples to avoid fatigue failures.

SB-08 Piper E-2 Reinforcement of Stabilizer Yokes

09/16/2021Univair
Inspect the stabilizer adjustment yoke for conformity with the approved drawing, and add reinforcement if the present one is unsatisfactory.

SB-47 Piper J-2/J-3 Preparation for Winter Operation

09/16/2021Univair
There are several items of equipment in the engine installation which should be carefully inspected to insure satisfactory winter operation.

SB-50 Piper J-2 thru J-5 Ribstitching

09/16/2021Univair
Reported failures of the ribstitching both in the wing and control surface covering which may result in the fabric being torn from the structure while in flight.

SB-77 Piper J-2 and J-3 Seats, Safety Belts and Control Cables

09/16/2021Univair
Inspecting the condition of the seat bottoms and braces for cracks, and inspecting the control cables for wearing.

SB-78 Piper J-2 Wing Drag Wire Inspection

09/16/2021Univair
Inspecting wings for broken drag wires.

SB-528D Piper Wing Lift Strut Inspection

09/16/2021Univair
Revises compliance time, purpose, and instructions for inspection and/or replacement of wing lift strut assembly. Also announces the availability of new sealed lift struts.

SL-298A Obsolete Aircraft Notice From Piper

09/16/2021Univair
This letter is to advise all concerned that as of September 1st, 1962, the Piper Aircraft Corporation considers the following aircraft models obsolete inasmuch as they have been out of production for at least seven years.