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USS N-7

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331 long tons (336 t) on the surface and 385 long tons (391 t) submerged. The N-class submarines had a crew of 3 officers and 26 enlisted men. They had a diving depth of 200 feet (61.0 m).
597: 748: 722: 367:(6,500 km; 4,000 mi) at 11 knots (20 km/h; 13 mph) and 30 nmi (56 km; 35 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged. 590: 717: 753: 547: 743: 615: 583: 363:(24 km/h; 15 mph) on the surface and 11 knots (20 km/h; 13 mph) underwater. On the surface, the boats had a range of 3,500 525: 506: 704: 606: 440: 289: 123: 428:, for extensive overhaul. She returned to New London on 31 March 1920 and remained there until placed in reserve on 7 June. 425: 552: 450:, she departed on 26 January 1922 for Philadelphia, where she decommissioned on 7 February. Her hulk was sold to 401: 371: 270: 424:
for upkeep. Returning to New London on 24 October, she remained there until 21 June 1919, when she sailed to
409: 397: 323:, and are sometimes considered a separate class. The Lake submarines had a length of 155 feet (47.2 m) 319:) were built to slightly different specifications from the other N-class submarines, which were designed by 68: 436: 432: 695: 758: 336: 405: 296: 650: 521: 502: 393: 308: 64: 451: 352: 328: 356: 324: 243:
30 nmi (56 km; 35 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
203: 737: 543: 421: 364: 348: 320: 240:(6,500 km; 4,000 mi) at 11 knots (20 km/h; 13 mph) on the surface 237: 197: 374: 332: 273: 565: 413: 360: 218: 444: 344: 178: 23: 355:. When submerged each propeller was driven by a 150-horsepower (112 kW) 389: 292: 126: 343:
For surface running, the Electric Boat submarines were powered by two 300-
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in the bow. They carried four reloads, for a total of eight torpedoes.
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She spent 1921 in reserve at New London, except for short cruises to
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U.S. Submarines Through 1945: An Illustrated Design History
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of 14 feet 6 inches (4.4 m) and a mean
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List of submarine classes of the United States Navy
648: 613: 404:on 19 May 1917, sponsored by Mrs Frank Miller, and 516:Gardiner, Robert & Gray, Randal, eds. (1985). 518:Conway's All the World's Fighting Ships 1906–1921 335:of 12 feet 4 inches (3.8 m). They 520:. Annapolis, Maryland: Naval Institute Press. 501:. Annapolis, Maryland: Naval Institute Press. 224:11 knots (20 km/h; 13 mph) submerged 591: 8: 718:List of submarines of the United States Navy 749:World War I submarines of the United States 548:Dictionary of American Naval Fighting Ships 598: 584: 576: 416:coast, to guard against attacks by German 542:This article incorporates text from the 420:, until 17 September, when she put into 462: 18: 16:N-class submarine of the United States 480: 478: 454:of Philadelphia for scrap on 5 June. 408:on 15 June 1918. After outfitting at 35: 7: 468: 466: 221:(24 km/h; 15 mph) surfaced 184:300 hp (220 kW) (electric) 141:385 long tons (391 t) submerged 138:331 long tons (336 t) surfaced 754:Ships built in Groton, Connecticut 167:12 ft 4 in (3.76 m) 159:14 ft 6 in (4.42 m) 14: 744:United States N-class submarines 616:Seattle Construction and Drydock 535: 37: 22: 370:The boats were armed with four 307:The N-class boats designed by 1: 551:. The entry can be found 484:Gardiner & Gray, p. 129 110:Sold for scrap, 5 June 1922 775: 572:at NavSource Naval History 426:Philadelphia, Pennsylvania 713: 690: 651:Lake Torpedo Boat Company 497:Friedman, Norman (1995). 293:coastal defense submarine 114: 30: 21: 410:New London, Connecticut 398:Bridgeport, Connecticut 381:Construction and career 151:155 ft (47 m) 115:General characteristics 69:Bridgeport, Connecticut 359:. They could reach 13 253:200 feet (61.0 m) 181:(450 kW) (diesel) 437:Newport, Rhode Island 433:Boston, Massachusetts 412:, she patrolled the 392:on 20 April 1915 by 299:during World War I. 351:, each driving one 261:29 officers and men 607:N-class submarines 297:United States Navy 731: 730: 441:L-class submarine 394:Lake Torpedo Boat 309:Lake Torpedo Boat 279: 278: 65:Lake Torpedo Boat 766: 600: 593: 586: 577: 539: 538: 531: 512: 485: 482: 473: 472:Friedman, p. 307 470: 452:Joseph G. Hitner 372:18-inch (450 mm) 345:brake-horsepower 271:18-inch (450 mm) 45: 42: 41: 40: 26: 19: 774: 773: 769: 768: 767: 765: 764: 763: 734: 733: 732: 727: 709: 686: 644: 609: 604: 562: 536: 528: 515: 509: 496: 493: 488: 483: 476: 471: 464: 460: 443:. Towed by tug 383: 353:propeller shaft 305: 204:electric motors 172:Installed power 102:7 February 1922 43: 38: 36: 17: 12: 11: 5: 772: 770: 762: 761: 756: 751: 746: 736: 735: 729: 728: 726: 725: 720: 714: 711: 710: 708: 707: 701: 691: 688: 687: 685: 684: 677: 670: 663: 655: 653: 646: 645: 643: 642: 635: 628: 620: 618: 611: 610: 605: 603: 602: 595: 588: 580: 574: 573: 561: 560:External links 558: 533: 532: 526: 513: 507: 492: 489: 487: 486: 474: 461: 459: 456: 382: 379: 365:nautical miles 357:electric motor 349:diesel engines 347:(224 kW) 304: 301: 295:built for the 277: 276: 267: 263: 262: 259: 255: 254: 251: 247: 246: 245: 244: 241: 232: 228: 227: 226: 225: 222: 213: 209: 208: 207: 206: 200: 198:diesel engines 192: 188: 187: 186: 185: 182: 173: 169: 168: 165: 161: 160: 157: 153: 152: 149: 145: 144: 143: 142: 139: 134: 130: 129: 121: 120:Class and type 117: 116: 112: 111: 108: 104: 103: 100: 99:Decommissioned 96: 95: 92: 88: 87: 84: 80: 79: 76: 72: 71: 62: 58: 57: 51: 47: 46: 33: 32: 28: 27: 15: 13: 10: 9: 6: 4: 3: 2: 771: 760: 757: 755: 752: 750: 747: 745: 742: 741: 739: 724: 721: 719: 716: 715: 712: 706: 703:Followed by: 702: 700: 698: 694:Preceded by: 693: 692: 689: 683: 682: 678: 676: 675: 671: 669: 668: 664: 662: 661: 657: 656: 654: 652: 647: 641: 640: 636: 634: 633: 629: 627: 626: 622: 621: 619: 617: 612: 608: 601: 596: 594: 589: 587: 582: 581: 578: 571: 567: 566:Photo gallery 564: 563: 559: 557: 556: 554: 549: 546: 545: 544:public domain 529: 527:0-85177-245-5 523: 519: 514: 510: 508:1-55750-263-3 504: 500: 495: 494: 490: 481: 479: 475: 469: 467: 463: 457: 455: 453: 449: 448: 442: 438: 434: 429: 427: 423: 422:New York City 419: 415: 411: 407: 403: 399: 395: 391: 387: 380: 378: 376: 375:torpedo tubes 373: 368: 366: 362: 358: 354: 350: 346: 341: 338: 334: 330: 326: 322: 321:Electric Boat 318: 314: 310: 302: 300: 298: 294: 291: 287: 285: 275: 274:torpedo tubes 272: 268: 265: 264: 260: 257: 256: 252: 249: 248: 242: 239: 235: 234: 233: 230: 229: 223: 220: 216: 215: 214: 211: 210: 205: 201: 199: 195: 194: 193: 190: 189: 183: 180: 176: 175: 174: 171: 170: 166: 163: 162: 158: 155: 154: 150: 147: 146: 140: 137: 136: 135: 132: 131: 128: 125: 122: 119: 118: 113: 109: 106: 105: 101: 98: 97: 93: 90: 89: 85: 82: 81: 78:20 April 1915 77: 74: 73: 70: 66: 63: 60: 59: 56: 52: 49: 48: 44:United States 34: 29: 25: 20: 696: 680: 679: 673: 666: 659: 638: 631: 624: 569: 550: 541: 534: 517: 498: 446: 430: 406:commissioned 385: 384: 369: 342: 316: 312: 306: 283: 281: 280: 133:Displacement 94:15 June 1918 91:Commissioned 54: 414:New England 396:Company in 303:Description 236:3,500  86:19 May 1917 759:1917 ships 738:Categories 491:References 400:. She was 258:Complement 250:Test depth 191:Propulsion 649:Built by 614:Built by 445:USS  390:laid down 337:displaced 177:600  127:submarine 75:Laid down 402:launched 315:through 269:4 × bow 266:Armament 83:Launched 705:O class 568:of USS 418:U-boats 325:overall 290:N-class 286:(SS-59) 124:N-class 61:Builder 31:History 540:  524:  505:  447:Lykens 435:, and 288:was a 148:Length 699:class 458:Notes 361:knots 333:draft 231:Range 219:knots 212:Speed 164:Draft 697:AA-1 553:here 522:ISBN 503:ISBN 388:was 329:beam 327:, a 282:USS 202:2 × 196:2 × 156:Beam 107:Fate 53:USS 50:Name 681:N-7 674:N-6 667:N-5 660:N-4 639:N-3 632:N-2 625:N-1 570:N-7 386:N-7 317:N-7 313:N-4 284:N-7 238:nmi 217:13 179:bhp 55:N-7 740:: 477:^ 465:^ 67:, 599:e 592:t 585:v 555:. 530:. 511:. 311:(

Index


Lake Torpedo Boat
Bridgeport, Connecticut
N-class
submarine
bhp
diesel engines
electric motors
knots
nmi
18-inch (450 mm)
torpedo tubes
N-class
coastal defense submarine
United States Navy
Lake Torpedo Boat
Electric Boat
overall
beam
draft
displaced
brake-horsepower
diesel engines
propeller shaft
electric motor
knots
nautical miles
18-inch (450 mm)
torpedo tubes
laid down

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