Supermarine Sea Otter ASR.Mk.II * Retired *
Eight aircraft from Royal Navy, delivered October 1949 (3 aircraft) and 18 November 1949 to 14 December 1950 (5 aircraft). The former were refurbished and didn't enter service until 7 March 1951 to 8 August 1952. Serialled 18-1 to 18-8 (later 12-1 to 12-8). Used by 320 sqn for SAR duties, last withdrawn 27 October 1953.
Three other airframes also acquired from the Royal Navy in early 1950 as a source of spares.

Serial	c/no.	Prev. Identity	Delivered	Fate/Notes
18-1	S2/04991	JM977/G-AKRF	7 Mar 1951	later 12-1, sold 6 July 1953
18-2	S2/04807	JM818/G-ALVB	4 Apr 1951	later 12-2, sold 19 Sept 1953
18-3	S2/02954	JM966/G-AKYH	8 Aug 1952	later 12-3, sold 27 Oct 1953
18-4	S2/05005	JN107	17 Nov 1949	later 12-4, sold 1 Feb 1951
18-5	S2/05034	JN141/G-15-77	11 Jan 1950	later 12-5, sold 26 Jan 1953
18-6	S2/05035	JN142	12 May 1950	later 12-6, accident 24 Apr 1952
18-7	S2/05039	JN186	30 June 1950	later 12-7, accident 16 Jan 1952
18-8		JM894/G-15-108	14 Dec 1950	later 12-8, sold 5 May 1953
		JM764/G-AKID	1950	spares source only
		JM826/G-AKIO	1950	spares source only
		JM827/G-ALTX	1950	spares source only

References:

• Dutch Military Aviation 1945-1978 (1978)
• 70 Jaar Marineluchtvaartdienst by N. Geldhof (1987)