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USS R-21

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again transited the canal to Balboa 27 September for a month in drydock. Upon returning to Coco Solo, she was laid up for 11 months of extensive overhaul. She sailed north on 26 September 1921 via Guantanamo Bay, Key West, and New York City, arriving New London on 27 October. She sailed to
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spent the rest of her active Navy days operating out of Coco Solo and undergoing repairs at Balboa. She sailed from Coco Solo for the last time 15 February 1923 in company with a tender,
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continued to refine her diving, approach, and torpedo tactics through the spring and summer. During two trips to
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s engines malfunctioned and she was towed into Guantanamo by the tender. Repairs were quickly accomplished and
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could return to New London. Through the spring and summer months she operated out of New London and Newport.
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The craft of Submarine Division 1 sailed from New London on 2 October 1922 for Coco Solo.
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continued practice dives off the coast into the fall with a call at the Torpedo Station,
427:, 30 March-2 April and 17–20 May, she practiced with other units of the first division. 636: 295: 271: 814: 495: 405: 397: 377: 373: 315: 275: 78: 1040: 1028: 758: 589: 287: 23: 1016: 579: 197: 416: 1104: 889: 556: 469: 424: 365: 340:, on 21 October. She departed New London on 1 November 1919 in company with 517: 513: 412: 319: 240: 210: 1008: 385: 330:, from 20 August to 27 August, she returned to New London for upkeep. 411:
Following several practice dives out of Coco Solo, she transited the
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with other units of the division. Following a recruiting cruise to
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developed engine trouble and was temporarily taken under tow by
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on 10 July 1918 sponsored by Mrs. Dallas C. Laizure and
619: 274:. Her keel was laid down on 19 April 1917 by the 457:A successful test dive on 26 May 1922 meant that 1102: 539:on 9 May 1930 and sold for scrap 30 July 1930. 216:11 knots (20 km/h; 13 mph) submerged 605: 501:, and eight other submarines. Two days later 1085:List of submarines of the United States Navy 468:served as flagship as the boats cruised via 561:Dictionary of American Naval Fighting Ships 268:-class coastal and harbor defense submarine 612: 598: 555:This article incorporates text from the 429: 213:(26.7 km/h; 16.6 mph) surfaced 415:on 27 January 1920 for drydock work at 306:Attached to Submarine Division 1, 1111:Ships built in Bridgeport, Connecticut 1103: 310:operated out of the submarine base at 992: 593: 520:, on 22 February, arriving there via 41: 1090:List of submarines of the Royal Navy 488:arrived at Coco Solo on 27 October. 163:598 long tons (608 t) submerged 993: 472:and Guantanamo. After 11 days out, 189:13 ft 11 in (4.24 m) 160:495 long tons (503 t) surfaced 13: 301: 181:16 ft 8 in (5.08 m) 14: 1132: 573: 437:under construction, 15 July 1918. 1116:United States R-class submarines 1001: 882: 629: 621:United States R-class submarines 548: 454:, on 27 December for refitting. 43: 22: 290:(R-15 through R-20). She was 16:Submarine of the United States 1: 564:. The entry can be found 542: 480:. The Cuba-bound steamer SS 132:Sold for scrap, 30 July 1930 7: 10: 1137: 586:at NavSource Naval History 522:Charleston, South Carolina 443:hull classification symbol 419:. Returning to Coco Solo, 370:Wilmington, North Carolina 1080: 1060: 999: 988: 963: 897: 880: 812: 756: 644: 627: 484:rendered assistance, and 452:Portsmouth, New Hampshire 136: 36: 21: 328:Bridgeport, Rhode Island 647:Fore River Shipbuilding 312:New London, Connecticut 286:(R-1 through R-14) and 284:Fore River Shipbuilding 280:Bridgeport, Connecticut 173:175 ft (53 m) 137:General characteristics 83:Bridgeport, Connecticut 529:Philadelphia Navy Yard 527:Decommissioned at the 524:, on 9 November 1923. 438: 324:New Haven, Connecticut 537:Naval Vessel Register 433: 338:Newport, Rhode Island 535:was struck from the 226:29 officers and men 637:United States Navy 439: 408:, on 11 December. 272:United States Navy 1098: 1097: 1056: 1055: 984: 983: 876: 875: 815:Lake Torpedo Boat 531:on 21 June 1924, 406:Panama Canal Zone 400:, she arrived at 398:Kingston, Jamaica 378:Key West, Florida 374:Savannah, Georgia 364:. Proceeding via 316:Long Island Sound 298:on 17 June 1919. 276:Lake Torpedo Boat 254: 253: 247:3"/50 caliber gun 79:Lake Torpedo Boat 1128: 1007: 1005: 1004: 990: 989: 895: 894: 888: 886: 885: 759:Union Iron Works 642: 641: 635: 633: 632: 614: 607: 600: 591: 590: 552: 551: 507: 288:Union Iron Works 238:18 inch (450 mm) 51: 48: 47: 46: 26: 19: 18: 1136: 1135: 1131: 1130: 1129: 1127: 1126: 1125: 1101: 1100: 1099: 1094: 1076: 1052: 1002: 1000: 995: 994:Other operators 980: 959: 883: 881: 872: 808: 752: 630: 628: 623: 618: 576: 549: 545: 505: 445:SS-98 in July, 304: 302:Service history 198:Diesel-electric 49: 44: 42: 32: 17: 12: 11: 5: 1134: 1124: 1123: 1118: 1113: 1096: 1095: 1093: 1092: 1087: 1081: 1078: 1077: 1075: 1074: 1068: 1061: 1058: 1057: 1054: 1053: 1051: 1050: 1038: 1026: 1013: 1011: 997: 996: 986: 985: 982: 981: 979: 978: 973: 967: 965: 961: 960: 958: 957: 944: 931: 918: 904: 902: 892: 878: 877: 874: 873: 871: 870: 863: 856: 849: 842: 835: 828: 820: 818: 810: 809: 807: 806: 799: 792: 785: 778: 771: 763: 761: 754: 753: 751: 750: 743: 736: 729: 722: 715: 708: 701: 694: 687: 680: 673: 666: 659: 651: 649: 639: 625: 624: 617: 616: 609: 602: 594: 588: 587: 575: 574:External links 572: 571: 570: 544: 541: 390:Guantanamo Bay 303: 300: 252: 251: 250: 249: 243: 232: 228: 227: 224: 220: 219: 218: 217: 214: 205: 201: 200: 195: 191: 190: 187: 183: 182: 179: 175: 174: 171: 167: 166: 165: 164: 161: 156: 152: 151: 143: 139: 138: 134: 133: 130: 126: 125: 122: 118: 117: 114: 113:Decommissioned 110: 109: 106: 102: 101: 98: 94: 93: 90: 86: 85: 76: 72: 71: 70:29 August 1916 68: 64: 63: 57: 53: 52: 39: 38: 34: 33: 27: 15: 9: 6: 4: 3: 2: 1133: 1122: 1119: 1117: 1114: 1112: 1109: 1108: 1106: 1091: 1088: 1086: 1083: 1082: 1079: 1073: 1070:Followed by: 1069: 1067: 1064:Preceded by: 1063: 1062: 1059: 1048: 1044: 1043: 1039: 1036: 1032: 1031: 1027: 1024: 1020: 1019: 1015: 1014: 1012: 1010: 998: 991: 987: 977: 974: 972: 969: 968: 966: 962: 956: 955: 950: 949: 945: 943: 942: 937: 936: 932: 930: 929: 924: 923: 919: 917: 916: 911: 910: 906: 905: 903: 901: 900:Electric Boat 896: 893: 891: 890:Peruvian Navy 879: 869: 868: 864: 862: 861: 857: 855: 854: 850: 848: 847: 843: 841: 840: 836: 834: 833: 829: 827: 826: 822: 821: 819: 816: 811: 805: 804: 800: 798: 797: 793: 791: 790: 786: 784: 783: 779: 777: 776: 772: 770: 769: 765: 764: 762: 760: 755: 749: 748: 744: 742: 741: 737: 735: 734: 730: 728: 727: 723: 721: 720: 716: 714: 713: 709: 707: 706: 702: 700: 699: 695: 693: 692: 688: 686: 685: 681: 679: 678: 674: 672: 671: 667: 665: 664: 660: 658: 657: 653: 652: 650: 648: 643: 640: 638: 626: 622: 615: 610: 608: 603: 601: 596: 595: 592: 585: 581: 580:Photo gallery 578: 577: 569: 567: 562: 559: 558: 557:public domain 547: 546: 540: 538: 534: 530: 525: 523: 519: 515: 511: 504: 500: 499: (AM-15) 498: 493: 489: 487: 483: 479: 475: 471: 470:Hampton Roads 467: 462: 460: 455: 453: 448: 444: 436: 432: 428: 426: 425:Almirante Bay 422: 418: 414: 409: 407: 403: 399: 395: 391: 387: 383: 379: 375: 371: 367: 366:Hampton Roads 363: 362: 357: 356: 351: 350: 345: 344: 339: 335: 331: 329: 325: 321: 317: 313: 309: 299: 297: 293: 289: 285: 281: 277: 273: 269: 267: 262: 260: 248: 244: 242: 241:torpedo tubes 239: 235: 234: 233: 230: 229: 225: 222: 221: 215: 212: 208: 207: 206: 203: 202: 199: 196: 193: 192: 188: 185: 184: 180: 177: 176: 172: 169: 168: 162: 159: 158: 157: 154: 153: 150: 147: 144: 141: 140: 135: 131: 128: 127: 123: 120: 119: 115: 112: 111: 107: 104: 103: 99: 96: 95: 92:19 April 1917 91: 88: 87: 84: 80: 77: 74: 73: 69: 66: 65: 62: 58: 55: 54: 50:United States 40: 35: 31: 25: 20: 1046: 1041: 1034: 1029: 1022: 1017: 975: 970: 953: 947: 940: 934: 927: 921: 914: 908: 866: 859: 852: 845: 838: 831: 824: 823: 802: 795: 788: 781: 774: 767: 746: 739: 732: 725: 718: 711: 704: 697: 690: 683: 676: 669: 662: 655: 583: 563: 554: 532: 526: 518:Pennsylvania 514:Philadelphia 509: 502: 496: 491: 490: 485: 481: 477: 473: 465: 463: 458: 456: 446: 440: 434: 420: 413:Panama Canal 410: 361:Eagle No. 31 360: 354: 348: 342: 333: 332: 320:Block Island 307: 305: 296:commissioned 265: 258: 256: 255: 155:Displacement 116:21 June 1924 108:17 June 1919 105:Commissioned 100:10 July 1918 60: 29: 512:sailed for 278:Company in 1121:1918 ships 1105:Categories 1009:Royal Navy 543:References 386:Cienfuegos 223:Complement 194:Propulsion 124:9 May 1930 964:Cancelled 898:Built by 813:Built by 757:Built by 645:Built by 402:Coco Solo 149:submarine 89:Laid down 292:launched 231:Armament 121:Stricken 97:Launched 1072:S class 1066:O class 941:Pacocha 817:Company 582:of USS 482:Bethore 270:of the 263:was an 261:(SS-98) 146:R class 75:Builder 67:Ordered 37:History 1006:  887:  634:  553:  441:Given 417:Balboa 396:; and 388:, and 382:Havana 358:, and 326:, and 170:Length 954:Arica 928:Casma 915:Islay 506:' 497:Quail 211:knots 209:14.4 204:Speed 186:Draft 1047:R-19 1045:(ex- 1042:P514 1035:R-17 1033:(ex- 1030:P512 1021:(ex- 1018:P511 867:R-27 860:R-26 853:R-25 846:R-24 839:R-23 832:R-22 825:R-21 803:R-20 796:R-19 789:R-18 782:R-17 775:R-16 768:R-15 747:R-14 740:R-13 733:R-12 726:R-11 719:R-10 584:R-21 566:here 533:R-21 510:R-21 503:R-21 492:R-21 486:R-21 478:R-21 474:R-24 466:R-21 459:R-21 447:R-21 435:R-21 421:R-21 394:Cuba 355:R-27 349:R-24 343:R-22 334:R-21 308:R-21 259:R-21 257:USS 245:1 × 236:4 × 178:Beam 142:Type 129:Fate 61:R-21 59:USS 56:Name 30:R-21 28:USS 1023:R-3 976:R-6 971:R-5 948:R-4 935:R-3 922:R-2 909:R-1 712:R-9 705:R-8 698:R-7 691:R-6 684:R-5 677:R-4 670:R-3 663:R-2 656:R-1 1107:: 951:/ 938:/ 925:/ 912:/ 516:, 404:, 392:, 384:, 380:, 376:, 372:, 368:, 352:, 346:, 81:, 1049:) 1037:) 1025:) 613:e 606:t 599:v 568:. 266:R

Index


Lake Torpedo Boat
Bridgeport, Connecticut
R class
submarine
Diesel-electric
knots
18 inch (450 mm)
torpedo tubes
3"/50 caliber gun
R-class coastal and harbor defense submarine
United States Navy
Lake Torpedo Boat
Bridgeport, Connecticut
Fore River Shipbuilding
Union Iron Works
launched
commissioned
New London, Connecticut
Long Island Sound
Block Island
New Haven, Connecticut
Bridgeport, Rhode Island
Newport, Rhode Island
R-22
R-24
R-27
Eagle No. 31
Hampton Roads
Wilmington, North Carolina

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