Bayandor 1970
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| بایندر [Bayandor] | F25, 1976- 81 | Levingston SB, Orange, USA | 20.8.1962 | 7.7.1963 | 15.5.1964 | in service (2019) | |
| نقدی [Naghdi] | F26, 1976- 82 | Levingston SB, Orange, USA | 12.9.1962 | 10.10.1963 | 22.7.1964 | in service (2019) | |
| میلانیان [Milanian] | F27, 1976- 83 | Levingston SB, Orange, USA | 1.5.1967 | 4.1.1968 | 13.2.1969 | sunk 1982 | |
| کهنمویی [Kahnamuie] | F28, 1976- 84 | Levingston SB, Orange, USA | 12.6.1967 | 4.4.1968 | 13.2.1969 | sunk 1982 |
|
Displacement standard, t |
900 |
|
Displacement full, t |
1135 |
|
Length, m |
83.8 |
|
Breadth, m |
10.0 |
|
Draught, m |
3.00 |
|
No of shafts |
2 |
|
Machinery |
4 Fairbanks-Morse 38D81/8-10 diesels |
|
Power, h. p. |
6000 |
|
Max speed, kts |
20 |
|
Fuel, t |
diesel oil 110 |
|
Endurance, nm(kts) |
3000(15) |
|
Armament |
2 x 1 - 76/50 Mk 34, 1 x 2 - 40/60 Mk 1, 1 x 24 - 178 Hedgehog Mk 11 ASWRL, 4 DCT, 2 DCR (60) |
|
Electronic equipment |
SPS-6C, SPG-34, Raytheon 1650 radars, SQS-17 sonar |
|
Complement |
140 |
Project history: Transferred from the USA to Iran under Mutual Assistance Programme (MDAP). Built in two phases, five years apart. Design similar to the Italian-built Pattimura class built for Indonesia. Sometimes classified as corvettes. Named after naval officers killed in action with the British in 1941.
Modernizations: 1980s, both survived: - 1 x 24 - 178 Hedgehog ASWRL; + 1 x 2 - 23/87 ZU-23-2
1990, both survived: - 1 x 2 - 23/87, 4 DCT, 2 DCR, SPG-34 radar; + 2 x 1 - 20/90 GAM-B-01, 2 x 1 - 12.7/90, Decca 1226 radar
2009, Naghdi; 2013, Bayandor: - 2 x 1 - 76/50; + 2 x 2 C-802 Noor SSM (4 C-802), 1 x 1 - 76/62 OTO-Melara Compact, 2 x 3 - 324 TT
Naval service: Two ships were lost during Iran-Iraq war in 1982: Milanian was bombed and Kahnamoui was sunk by missiles launched from helicopters.
Bayandor 1978
Bayandor 1998
© Ivan Gogin, 2016-19