Item
No.

Nomenclature

Part
Number

Function

Functiom
Failure

Failure
Mode

Mission
Phase

Local
Effect

Next Higher
Effect

End
Effect

Det
Method

SH
SC

F.M.
ratio

MTBF
FR

Task

1

Cap, H/S, Port

81551301-01

1- Provide for front spar cap/ splicer attachment.

1.a- Loss of front spar cap/ splicer attachment.

1.a.1- Spar cap worn/ damaged

All

Loss of spar cap structural integrity

Probable loss of Horizontal Stabilizer

Probable loss of flight control

Visual

1

1.0

9677.419
0.0001033

Age Exploration Candidate 5 yrs or 2,000FH whichever occur first

2

Cap, H/S, Stbd

81551301-02

1- Provide for front spar cap/ splicer attachment.

1.a- Loss of front spar cap/ splicer attachment.

1.a.1- Spar cap worn/ damaged

All

Loss of spar cap structural integrity

Probable loss of Horizontal Stabilizer

Probable loss of flight control

Visual

1

1.0

9677.419
0.0001033

same as above

3

Splicer, H/S

81551303-01

1- Provide for connection of port/stbd spar caps.

1.a- Loss of port/stbd spar cap connector.

1.a.1- Splicer worn/ damaged

All

Loss of spar cap structural integrity

Probable loss of Horizontal Stabilizer

Probable loss of flight control

Visual

1

1.0

9677.419
0.0001033

same as above