L40F0400W

View detailed technical data, stock status, and sourcing information for: L40F0400W
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-463-7495

Item Name Code

77777

Assigment Date

04/05/1999 (27 years ago)

nha valve,iris special features, 4.000 inches nominal overall diameter, w/s code maury class tags-39 end item identification, "max torque reqd does not exceed 20"-lb at 20 in water of static press on closedvalve;patented valve: patent number 2321336;valve as a complete assy is sold as a spare part number detail parts sold as spare part; valve tobe returned to idl for any repairs or overhaul; valve operates satisfactorily in temp range of -65 degree f to 600 degree f life in excess of 10,000 cycles; total weight of valve asssy 1 lb 3 oz" general characteristics item description, "letters stamped into housing casting to denote closed position of valve actuator handle; letter "o" stamped into haousing casting to denote the open position of valve actuator handle; part number stamped into metal face" special markings

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Diameter: 4.000 inches nominal
End Item Identification: w/s code maury class tags-39
Special Features: nha valve,iris
Special Markings: "letters stamped into housing casting to denote closed position of valve actuator handle; letter "o" stamped into haousing casting to denote the open position of valve actuator handle; part number stamped into metal face"
General Characteristics Item Description: "max torque reqd does not exceed 20"-lb at 20 in water of static press on closedvalve;patented valve: patent number 2321336;valve as a complete assy is sold as a spare part number detail parts sold as spare part; valve tobe returned to idl for any repairs or overhaul; valve operates satisfactorily in temp range of -65 degree f to 600 degree f life in excess of 10,000 cycles; total weight of valve asssy 1 lb 3 oz"

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
IV-40-450	Iris Valve
L40F0400W	Iris Valve

FAQs

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

What is the FSCG of the NSN 4820-01-463-7495?

The FSCG of the NSN 4820-01-463-7495 is 4820

Does the NSN 4820-01-463-7495 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-463-7495 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 4820-01-463-7495 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-463-7495 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 4820-01-463-7495 was assigned to the Federal Catalog?

It was assigned 27 years ago, on Mon, Apr 5, 1999