Attached files

file filename
EX-15 - LETTER FROM INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM - NORTHROP GRUMMAN CORP /DE/noc-09302017xex15.htm
EX-32.2 - CERTIFICATION OF KENNETH L. BEDINGFIELD - NORTHROP GRUMMAN CORP /DE/noc-09302017xex322.htm
EX-32.1 - CERTIFICATION OF WESLEY G. BUSH - NORTHROP GRUMMAN CORP /DE/noc-09302017xex321.htm
EX-31.2 - CERTIFICATION OF KENNETH L. BEDINGFIELD - NORTHROP GRUMMAN CORP /DE/noc-09302017xex312.htm
EX-31.1 - CERTIFICATION OF WESLEY G. BUSH - NORTHROP GRUMMAN CORP /DE/noc-09302017xex311.htm
10-Q - 10-Q - NORTHROP GRUMMAN CORP /DE/noc-09302017x10q.htm


NORTHROP GRUMMAN CORPORATION
 
EXHIBIT 12(a)
NORTHROP GRUMMAN CORPORATION
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

$ in millions
Nine Months Ended September 30
 
Year Ended December 31
Earnings:
2017
2016
 
2016
2015
2014
2013
2012
Earnings before income taxes
$
2,365

$
2,175

 
$
2,923

$
2,790

$
2,937

$
2,863

$
2,965

Fixed Charges:
 
 
 
 
 
 
 
 
Interest expense, including amortization of debt premium
224

224

 
301

301

282

257

212

Portion of rental expenses on operating leases deemed to be representative of the interest factor
76

76

 
99

101

101

99

116

Earnings before income taxes and fixed charges
$
2,665

$
2,475

 
$
3,323

$
3,192

$
3,320

$
3,219

$
3,293

Fixed Charges:
$
300

$
300

 
$
400

$
402

$
383

$
356

$
328

Ratio of earnings to fixed charges
8.9

8.3

 
8.3

7.9

8.7

9.0

10.0