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4820-01-391-3921

Find complete technical information, availability, and procurement data for: 4820-01-391-3921

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4820-01-391-3921
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-391-3921
Item Name Code
05488
Assigment Date
06/09/1994 (32 years ago)

A tubular part installed over the periphery of ship's main propulsion shafts which are exposed to salt water, i.e., propeller shafts intermediate shafts and stern tube shafts, in order to provide a bearing surface in way of water-lubricated stern tube and strut bearings.

4820-01-391-3921, safety relief valve

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
IEE-C12-P12T-30S Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-391-3921?
The FSCG of the NSN 4820-01-391-3921 is 4820
Does the NSN 4820-01-391-3921 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-391-3921 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-391-3921 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-391-3921 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-391-3921 was assigned to the Federal Catalog?
It was assigned 32 years ago, on Thu, Jun 9, 1994

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