| Pair of spinnerets? | 19 |
| Pair from Connecticut? | 22 |
| One-third of ninety? | 20 |
| One-third of "nine-hundred-and-ninety-nine" | 53 |
| One-point Scrabble letters | 26 |
| One on a PT boat, maybe: Abbr. | 30 |
| One below lt. j.g. | 18 |
| Officer with a half-inch stripe: Abbr. | 38 |
| Officer on a PT boat: Abbr. | 27 |
| Off. Pulver's rank | 22 |
| Off. Pulver, e.g. | 17 |
| O's predecessors | 20 |
| O-1 in the USN | 14 |
| Nuts to editors | 15 |
| Nus, to us | 10 |
| Nunnery trio | 12 |
| Northern ends? | 14 |
| Noon pair? | 10 |
| Noon pair | 9 |
| Noon has two | 12 |
| Nonwinning half? | 16 |
| Nonunion half? | 14 |
| None's two? | 15 |
| None has two | 12 |
| Nolan Ryan has three | 20 |
| Nixon's beginning and end? | 30 |
| Nixon's beginning and end | 29 |
| Nixon was surrounded by them | 28 |
| Nitrogen symbols | 16 |
| Nissan bumpers? | 15 |
| Ninth-inning quintet? | 21 |
| Ninny's threesome? | 22 |
| Nine consonants? | 16 |
| New Annapolis grad | 18 |
| Neuron's tips? | 18 |
| Neuron ends? | 12 |
| Neon frame? | 11 |
| Neocon's are surrounded by them | 35 |
| Naval ROTC grad's rank | 26 |
| Naval rank below Lieut. | 23 |
| Naval academy grad's rank: Abbr. | 36 |
| Naval Academy grad. (Abbr.) | 27 |
| Naval Academy grad (Abbr.) | 26 |
| Naval acad. grad's rank | 27 |
| Nav. position | 13 |
| Nav. off. | 9 |
| Nav. designation | 16 |
| Nation's exterior? | 22 |
| Nation's borders? | 21 |
| Napkin edges? | 13 |
| Napkin edges | 12 |
| Nanny threesome | 15 |
| Nanny has more than two | 23 |
| Mr. Pulver's rank | 21 |
| Mr. Pulver, for ex. | 19 |
| Minnie takes two | 16 |
| Minnesota twins | 15 |
| Minnesota couple? | 17 |
| Military off. | 13 |
| Metaphysical being | 18 |
| Mendon has two | 14 |
| Member of U.S.N. | 16 |
| Many a person on the U.S.S. Enterprise: Abbr. | 45 |
| Many a "Star Trek" officer: Abbr. | 43 |
| Mannerly couple? | 16 |
| Lunch has one, dinner has two | 29 |
| Low-ranking U.S.N. officer | 26 |
| Low-ranking off. | 16 |
| Low-level Navy officer (abbr.) | 30 |
| Low USN rank | 12 |
| Letters before O's | 22 |
| Letters after ems | 17 |
| Lennon's trio? | 18 |
| Lennon's trio | 17 |
| Lead characters in "No, No, Nanette" | 46 |
| Lanny's pair? | 17 |
| Kingston duo? | 13 |
| Kenny G has two | 15 |
| Kennedy has two | 15 |
| Junior officer: Abbr. | 21 |
| Johnny has two | 14 |
| John Lennon's quartet? | 26 |
| Innings' three? | 19 |
| Inning threesome | 16 |
| Inning half? | 12 |
| Infinite pair? | 14 |
| Infantry officer, for short | 27 |
| Heggen's Pulver: Abbr. | 26 |
| Heart of a winner? | 18 |
| Half-inch stripe wearer: Abbr. | 30 |
| Half of the word "inning" | 35 |
| Half of none? | 13 |
| Half of nine | 12 |
| Half a serving of naan? | 23 |
| Guinness centerpieces? | 22 |
| Future adm., perhaps | 20 |
| Funny duet? | 11 |
| Flag or rank: abbr. | 19 |
| Five in the ninth inning? | 25 |
| Fifty percent of nine? | 22 |