6685-00-557-5222

Find complete technical information, availability, and procurement data for: 6685-00-557-5222
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6685 Humidity Measuring and Controlling Instruments, Temperature and Pressure

National Stock Number

6685-00-557-5222

Item Name Code

07428

Assigment Date

01/01/1963 (63 years ago)

3.031 inches nominal bolt circle diameter, 0.156 inches nominal mounting hole diameter, 3.469 inches nominal overall diameter, 3 mounting hole quantity, 0.938 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: 0.938 inches nominal
Bolt Circle Diameter: 3.031 inches nominal
Mounting Hole Diameter: 0.156 inches nominal
Mounting Hole Quantity: 3
Overall Diameter: 3.469 inches nominal
Graduation Unit: 50.0 pounds per square inch
Actuation Type: single bourdon tube
Adjustability: adjustable
Scale Range: +0.000 to 300.000 pounds pressure per square inch
Scale Name: pressure
Dial Size: 2-1/2 in. dia
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Type: single
Scale Smallest Increment: 10.000 pounds
Connection Type: external
Mounting Method: flush panel
Scale Accuracy: porm 2 pct full scale
Scale Inscription/Background Color: black figures on white background
Connection Location: back
Bezel Type: slips-on
Connection Size: 0.250 in. npt dia
Connector Type Vent: not provided
Color: black case
Material: copper alloy 511 actuating element
Material: plastic acrylic protective crystal
Material: steel case
Surface Treatment: enamel case

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-00-031-1512	No Name Available	06/04/1971
6685-00-236-9087	No Name Available	01/01/1976
6685-00-557-0264	No Name Available	08/01/1976
5930-00-557-2087	No Name Available	01/01/1963

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
21060-4	Dial Indicating Pressure Gage
A50617	Dial Indicating Pressure Gage
B21060-4	Dial Indicating Pressure Gage
G10141	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-557-5222?

The FSCG of the NSN 6685-00-557-5222 is 6685

Does the NSN 6685-00-557-5222 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-557-5222 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 6685-00-557-5222 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-557-5222 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 6685-00-557-5222 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963