RC340-16-1687PC1855

View detailed technical data, stock status, and sourcing information for: RC340-16-1687PC1855
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-148-5511

Item Name Code

60396

Assigment Date

01/01/1961 (65 years ago)

An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes:diaphragm, valve, special shaped and gasket.

0.112 inches nominal outside corner radius, 0.090 inches nominal material thickness, 3.000 inches nominal outside diameter, 0.284 inches nominal hole diameter, 2.678 inches nominal bolt circle diameter

Product Characteristics

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

Hole Diameter: 0.284 inches nominal
Outside Diameter: 3.000 inches nominal
Bolt Circle Diameter: 2.678 inches nominal
Material Thickness: 0.090 inches nominal
Outside Corner Radius: 0.112 inches nominal
Bolt Hole Quantity: 6
End Item Identification: logistics support vessel
Special Features: additional material: fiber
Material: rubber
Style Designator: flat

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4310-00-048-1856	No Name Available	01/01/1963
2815-00-362-9455	No Name Available	11/25/1970
2815-00-406-6763	No Name Available	07/15/1970

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
4SC1022	Flat Valve Diaphragm
B-3524-080	Flat Valve Diaphragm
B3524-80	Flat Valve Diaphragm
BM2449B10	Flat Valve Diaphragm
RC230-14-1650PC1855	Flat Valve Diaphragm
RC244-16-1617PC1855	Flat Valve Diaphragm
RC320-9-1622PC1820	Flat Valve Diaphragm
RC320-9-1623PC1855	Flat Valve Diaphragm
RC320-9-1625PC1855	Flat Valve Diaphragm
RC330-12-1694PC1855	Flat Valve Diaphragm
RC340-16-1687PC1855	Flat Valve Diaphragm

FAQs

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

What is the FSCG of the NSN 4820-00-148-5511?

The FSCG of the NSN 4820-00-148-5511 is 4820

Does the NSN 4820-00-148-5511 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-148-5511 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 4820-00-148-5511 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-148-5511 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 4820-00-148-5511 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961