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NavSource Online:
Submarine Chaser Photo Archive

Jasper (PC 486)

Call sign:
November - Bravo - Sierra - Foxtrot

Jasper served the Navies of the United States and Venezuela

PC-461 Class Submarine Chaser:

  • Laid down 25 October 1941 at Consolidated Shipbuilding Corp., Morris Heights, NY
  • Launched 25 January 1942
  • Commissioned USS PC-486, 14 May 1942
  • Named Jasper 15 February 1956
  • Decommissioned 30 April 1959
  • Struck from the Navy Register 1 May 1959
  • Sold to Venezuela in October 1960 and renamed Mejillon (P-1)
  • Fate unknown.


  • Displacement 280 t.(lt), 450 t.(fl)
  • Length 173' 8"
  • Beam 23'
  • Draft 10' 10"
  • Speed 20.2 kts.
  • Complement 65
  • Armament: One 3"/50 dual purpose gun mount, one 40mm gun mount, three 20mm guns, two rocket launchers, four depth charge projectors, and two depth charge tracks
  • Propulsion: Two 1,440bhp Fairbanks Morse 38D8 1/8 diesel engines (Serial No. 832227 and 832228), Westinghouse single reduction gear, two shafts.

    Click on thumbnail
    for full size image
    Size Image Description Source
    USS PC-486
    Jasper 364k c. 1942/1943 Billie Baker
    Jasper 374k Off the coast of Kiska Island, Alaska on 18 September 1943
    National Archives photo 80-G-89442
    Mike Green
    Photo added 14 March 2020
    USS Jasper (PC 486)
    Jasper 364k c. 1956/1959 Bill Gonyo

    Commanding Officers
    01LTJG Drayton Cochran, USN14 May 1942
    02LT Robert Russell Robertson, Jr., USN - USNA Class of 1954
    Retired as Captain
    June 1957
    Courtesy Wolfgang Hechler and Joe Radigan

    View the Jasper (PC-486)
    DANFS History entry located on the Haze Gray & Underway Website
    Additional Resources and Web Sites of Interest
    Booklet of General Plans
    from the Historic Naval Ships Association website
    Patrol Craft Sailors Association
    Back To The Main Photo Index Back To the Patrol Craft/Gunboat/Submarine Chaser Ship Index Back To The Submarine Chaser (PC) Photo Index

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    This page created by Gary P. Priolo and maintained by Tom Bateman
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