The Indonesian navy said items from the missing submarine were found in waters outside Bali on Saturday, indicating that the ship with 53 crew members had sunk and that there was no hope of finding survivors.

Navy Chief Yudo Marcono said rescuers in the past two days found several items from KRI Nangala 402, which went missing on Wednesday, including part of it. Torpedo Entourage, a Grease bottle Believed to be used to grease the periscope (viewing instrument), Prayer rugs And one Broken piece of pipe Refurbished refrigeration a few years ago.

“With real evidence believed to have come from the submarine, We have gone from the stage of the ‘lost submarine’ to the ‘sunken submarine’Marcono said at a news conference in Bali, where items found are on display.

“If it’s an explosion, it’s inside Pieces [el submarino]. When it went down from 300 to 400 meters below 500 meters, cracks gradually appeared in some areas … if there was an explosion, it would be heard by Sonar, ”Marcono told a news conference.

Rescue teams from Indonesia and other countries will evaluate the findings, Marcono said. Until now No bodies were foundAdded.

Army chief Hadi Tazjando said the existence of these Ojero was Clear evidence of the sinking of KRI Nangala 402.

The country’s authorities said Friday that the submarine had enough oxygen for its crew until 3 p.m. (Eastern time) Friday.

The reason for the disappearance is uncertain. The Navy had previously stated Electrical fault It is not possible to make emergency maneuvers to the surface of the submarine.

“Until the cut-off time at 3am tomorrow, we will increase the effort today,” military spokesman Maj. Gen. Ahmed Riyadh told reporters on Friday.

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KRI Nangala-402 went missing Wednesday morning after rehearsing a torpedo drill about 60 miles (96 kilometers) north of the island of Bali. A helicopter near the start of the dive found an oil slick, the Indonesian navy said.

A U.S. spy plane, P-8 Poseidon, Landed early Saturday morning Join the search, With 20 Indonesian ships, a Australian warship Contains one sonar and four Indonesian aircraft.

Arrival of rescue boats from Singapore Saturday, rescue boats Malaysia They were due to arrive Sunday, intensifying the underwater search, officials said Saturday.

“The family is in good shape and is constantly praying,” Rati Vardhani, sister of 49-year-old group member Vishnu Subiantoro, previously told the Associated Press. “We hope to be able to recover Nangala with the entire team,” he added.

The United States is “sending air assets to assist in the search” at the invitation of the Indonesian government, Pentagon press secretary John Kirby said on Twitter on Thursday.

Indonesian President Joko Widodo has ordered all efforts to locate the submarine and asked the Indonesians to pray for the crew’s safe arrival.

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At first the Navy said it believed the ship, 44 years old, Sank over 2,000 feet; Any depth above 1,640 feet is dangerous. But hopes were high when a strong magnetic element was discovered underwater 164 to 328 feet late Thursday.

Nangala was built in Germany and joined the Indonesian Navy in 1981. It underwent a restructuring in South Korea, which was completed in 2012, and the ship is said to be in good condition, Reuters news agency reported.

AP and NBC News.