803-2177525-C741

View detailed technical data, stock status, and sourcing information for: 803-2177525-C741
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-554-0957

Item Name Code

05483

Assigment Date

07/30/2007 (18 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

unthreaded internal pipe all ends connection type, socket all ends connection style, 1.500 inches all ends nominal pipe size accommodated, disk flow control device, manual valve operation method

Product Characteristics

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

Nominal Pipe Size Accommodated: 1.500 inches all ends
Flow Control Device: disk
Connection Style: socket all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Maximum Operating Pressure: 600.0 pounds per square inch single response
Part Name Assigned By Controlling Agency: angle stop-check with backseat
Material: steel body
Style Designator: angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-203-7582	No Name Available	05/01/2015

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
803-2177525-C741	Angle Valve
803-2177525-C7D1AF	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-01-554-0957?

The FSCG of the NSN 4820-01-554-0957 is 4820

Does NSN 4820-01-554-0957 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 4820-01-554-0957 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-554-0957 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 4820-01-554-0957 was assigned to the Federal Catalog?

It was assigned 18 years ago, on Mon, Jul 30, 2007