USS Mackinac (AVP-13)

USS Mackinac (AVP-13) ca. 1942
History
United States
Name	USS Mackinac
Namesake	Mackinac Island in northern Michigan
Builder	Puget Sound Navy Yard, Bremerton, Washington
Laid down	29 May 1940
Launched	15 November 1941
Sponsored by	Mrs. Ralph Wood
Commissioned	24 January 1942
Decommissioned	January 1947
Identification	AVP-13
Nickname(s)	"Mighty Mac"
Honors and awards	Six battle stars for World War II service
Fate	Loaned to United States Coast Guard 19 April 1949
Acquired	Returned by U.S. Coast Guard 21 July 1968
Stricken	21 July 1968
Fate	Sunk as target 23 July 1968
United States
Name	USCGC Mackinac
Namesake	Previous name retained
Acquired	Loaned by U.S. Navy to U.S. Coast Guard 19 April 1949 Accepted by Coast Guard 21 April 1949
Commissioned	11 May 1949
Identification	WAVP-371
Reclassified	High endurance cutter, WHEC-371, 1 May 1966
Decommissioned	28 December 1967
Honors and awards	Eastern Area Vessel Performance Award for Fiscal Year 1967
Fate	Returned to U.S. Navy 21 July 1968
Badge	Crest of USCGC Mackinac
General characteristics (seaplane tender)
Class and type	Barnegat-class small seaplane tender
Displacement	2,592 tons (light)
Length	311 ft 8 in (95.00 m)
Beam	41 ft 1 in (12.52 m)
Draft	13 ft 6 in (4.11 m)
Installed power	6,000 bhp (4,500 kW)
Propulsion	Diesel engines, two shafts
Speed	18.2 knots (33.7 km/h)
Complement	215 (ship's company) 367 (including aviation unit)
Armament	Primary: 2 x 5 in (130 mm)/38 cal. guns 8 × 40 mm antiaircraft guns 6 × 20 mm antiaircraft guns 2 × depth charge tracks
Aviation facilities	Supplies, spare parts, repairs, and berthing for one seaplane squadron; 80,000 US gallons (300,000 L) aviation fuel
General characteristics (Coast Guard cutter)
Class and type	Casco-class cutter
Displacement	2,515.2 long tons (2,555.6 t) (full load) in 1965
Length	311 ft 7 in (94.97 m) oa 300 ft 0 in (91.44 m) pp
Beam	41 ft 0 in (12.50 m) maximum
Draft	12 ft 8 in (3.86 m) maximum in 1965
Installed power	6,000 bhp (4,500 kW) in 1965
Propulsion	Fairbanks-Morse direct reversing diesel engines, two shafts; 166,525 US gallons (630,370 L) of fuel
Speed	18.0 knots (33.3 km/h) (maximum sustained in 1965) 12.0 knots (22.2 km/h) (economic) in 1965
Range	9,900 nautical miles (18,300 km) at 18.0 knots (33.3 km/h) in 1965 19,980 nautical miles (37,000 km) at 12.0 knots (22.2 km/h) in 1965
Complement	149 (10 officers, 2 warrant officers, 137 enlisted personnel) in 1965
Sensors and processing systems	Radars in 1965: SPS-23, SPS-29B Sonar in 1965: SQS-1
Armament	In 1965: 1 x 5 in (127 mm)/38 cal. Mark 12 Mod 1 gun, 1 x Mark 52 Mod 3 director, 1 x Mark 26 Mod 3 fire-control radar, 2 x .50-caliber (12.7 mm) machine guns 4 × Mark 6 Mod 2 depth charge projectors 1 × Mark 10 Mod 1 antisubmarine projector

The second USS Mackinac (AVP-13) was a United States Navy Barnegat-class small seaplane tender in commission from 1942 to 1947 that saw service during World War II. After the war, she was in commission in the United States Coast Guard from 1949 to 1967 as the cutter USCGC Mackinac (WAVP-371), later WHEC-371, the second ship of the Coast Guard or its predecessor, the United States Revenue Cutter Service, to bear the name.