6620-01-660-7873

Find complete technical information, availability, and procurement data for: 6620-01-660-7873
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6620 Engine Instruments

National Stock Number

6620-01-660-7873

Item Name Code

07428

Assigment Date

02/03/2017 (9 years ago)

An externally threaded fastener whose unthreaded portion is of a specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten-thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see bolt, shear. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see bolt, machine.

2.950 inches nominal overall diameter, 2.094 inches minimum and 2.219 inches maximum mounting hole diameter, bourdon tube actuation type, pounds pressure scale name, 1.760 inches nominal overall depth

Product Characteristics

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

Overall Depth: 1.760 inches nominal
Mounting Hole Diameter: 2.094 inches minimum and 2.219 inches maximum
Overall Diameter: 2.950 inches nominal
Actuation Type: bourdon tube
Scale Name: pounds pressure
Pointer Color: black
Pointer Type: indicating
Scale Type: dial
Mounting Method: u-clamp
Material: bronze actuating element
Material: steel case

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
20W-1001TH-01B-XFF-100	Dial Indicating Pressure Gage
PSI-20W-1001TH-01B-XFF-100	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6620-01-660-7873?

The FSCG of the NSN 6620-01-660-7873 is 6620

Does the NSN 6620-01-660-7873 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6620-01-660-7873 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 6620-01-660-7873 contain precious materials?

Item does not contain precious metal.

Does NSN 6620-01-660-7873 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 6620-01-660-7873 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Fri, Feb 3, 2017