### Regulatory Evaluation Docket No. FAA- 

## .2. o tS - -VM - fl 

# Lf- ® Directorate Identifier: -A.D A dd lite work hour s. part s cost , and tllltllher ofU.S. registered products to the table he loll' . 'When yo u are finished. click vn the · 'U pdate Fil!lds • · buuon to

**liiiWIIJa**

**ti ca**  **/~v ji/1**  in the totals. Update Fields 

# I Estimated Costs: Action Costs per Product (e.g., aircraft, engine, (e.g., Inspection, propeller, appliance) Work-hours Labor Parts Cost Total Costs Number of Total Cost r eplacement) (include co st (labor + 

# u.s. for U.S. Fleet Do not include on condition costs her e 

### access, testing, (@$85/h parts) Registered and close-up) our) Products Inspect for Jnstallcd 2. . Z.( () 

### P

art Number (2 engines 

# n ;...:--- il



### ~ 

### 26

**~** I 

## 0 - \ 

### per airplane)

**~s** 

# gs- R

eplace Barrel Nuts (2 

### 29 

# - Jll 

# ft

**€~** 

### f.,r ' ().

**~r.'** 

### 10 

## r.sr (jl) 

### engines per airplane) 0 D•1£

**<l"C(I~** 

## - {l.f } 

## " I j

**~** (),n

· :. (. !)() 

### ' I I; I 

### ' () (•'

**~**

# . n ,,,, 

# . ( I , I) ( I 

### ... tt.OO '\ 

## on'

**~** •.Otj 

# s u .l)O 

## ··. () (Hl 

## ' nn 

## ... 0 Ul' ( ) ! 

## ' ' '> II ('( I 

### ., \ (1 . 00 (I U I

**~** tl {):) ) I 1 .{Joj



# . t>. ll ) { I .I)(I <}.(;:t '• t)( J (i .!Jll 

## ' {! .00 

## I $ 

### . 00 : f) !)!) 

### .,; ! tl( ' ;, 

### O. l' 1 l \ ll np ' 

### 0 .0\i ·' 

# "' i' .t l() "i (t,t)tl 

### , 

### .. , ') (;.0 0 (lll(l ! ) 

## nr . ' 1).(\ 

# " ) ) I) ! ) , ' ' • ,(IQ •; 0 (Jij '• 1).. I ((U(I /)I\( I 

# " v (1() 1) t•IJ ' Jl . !ll () . {).j ll ( O 

## . 

## noo

The known number ofproducts in compliance: Number Total Costs ofcompliance for U.S. fleet: $44,982 Costs covered under warranty (if known) 

### $\V arrant' ' On-Condition Costs:



# ~ Action Work-hours Labor co st Parts Cost Cost per Product (e .g. , In spection, (include access, (@$85/hour) testing, and close- replacement) up) In s pection 

# q 7b5 

## 0 

# ' 7 (85
: f I\ 0 ! )t! 

## (' .un Special considerations for Ecoqomic Analysis (Use this field to e.tplain anything in the Estimated Costs table that was assumed or might not b e obvious. This field can also be used to explain warranty cost s): 

### Executive Order 12866: Could the AD be considered a " significant regulatory

# action**?~** YES* 

### 0 NO rgj * Explanation: Above table assumes that 

### lO US-registered airplanes were delivered with the old barrel nut design , 

### and 

### will require replacement. The SB indicates that Boeing warranty remedies are available for 787 airplanes in warranty as ofJune 5, 

### 2014. 

### DOT Regulatory Policies and Procedures: Is 

### the AD signifi¢ant?

# ~ YES* 

### 0 NO rgj * Explanation: 

### Uegulatory Flexibility Act: Will the AD have a significant economic impact on a substantial number o f small entities? Explain for e ither 

### a Yes or No answer. • · YES 

### 0 NO 

### IZ! Explanation: 

### Intrastate Aviation in Alaska: This AD could affect intrastate aviation in Alaska. Is 

### it appropriate to include specific requirements for aircraft operated in Alaska where aviation might be the only mode oftransportation? YES* 0 NO IZI *Explanation: