4820-01-461-2977

Find complete technical information, availability, and procurement data for: 4820-01-461-2977
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-461-2977

Item Name Code

35224

Assigment Date

12/08/1998 (27 years ago)

An open or inclosed frame structure designed to accommodate (but does not include) electrical/electronic equipment mounted on standard width panels so that the equipment may be operated after installation without being removed. It must have panel mounting rails that provide a uniform pattern of mounting holes that will accommodate various combinations of standard width panels. It may include wires, cables, terminal boards, connectors, and the like, required for equipment operation. See also mounting base, electrical equipment; cabinet, electrical equipment; and case (2) (as modified). Excludes:main distributing frame, telephone and intermediate distributing frame, telephone.

425.0 pounds per square inch maximum pressure rating, 16.8750 inches maximum outside diameter, 2.750 inches maximum flange seat to disk end height, w/s nimitz class cvn end item identification, 1.834 inches minimum and 1.854 inches maximum shank diameter

Product Characteristics

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

Shank Diameter: 1.834 inches minimum and 1.854 inches maximum
Outside Diameter: 16.8750 inches maximum
End Item Identification: w/s nimitz class cvn
Flange Seat To Disk End Height: 2.750 inches maximum
Pressure Rating: 425.0 pounds per square inch maximum
Material: steel
Media For Which Designed: hydraulic fluid
Style Designator: swing check
Test Data Document: "7w166-26593639 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Specification/Standard Data: 81349mil-s-901d government standard

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
68-XA-4 PC2	Valve Disk
75E-0088V-002	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-461-2977?

The FSCG of the NSN 4820-01-461-2977 is 4820

Does the NSN 4820-01-461-2977 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-461-2977 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 4820-01-461-2977 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-461-2977 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 4820-01-461-2977 was assigned to the Federal Catalog?

It was assigned 27 years ago, on Tue, Dec 8, 1998