Persian 'Black Phantom' in numbers:
10 years of design and development
30,000 Iranian specialists
38 design centers
120 industrial centers
80 knowledge enterprises
57 university centers
195 research centers
132,000 technical documents
76 systems developed
11 sensors installed
4.202 million person/hours of labour
412,000 parts
35,000 meters of wielding
12,000 meters of cabling
4,000 meters of piping
527 tonnes surfaced displacement
593 tonnes submerged displacement
6 torpedoes/ missiles
8 smart sea mines
4 533-millimeter tubes
14 knots speed submerged
11 knots speed surfaced
35 days of endurance
200 meter operational depth
250 meter test depth
1 in active service
3 under construction
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