6685-00-531-2291

Find complete technical information, availability, and procurement data for: 6685-00-531-2291
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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

6685-00-531-2291

Item Name Code

07428

Assigment Date

01/01/1963 (63 years ago)

12.750 inches nominal bolt circle diameter, 3 mounting hole quantity, 13.656 inches nominal overall diameter, 3.250 inches nominal overall depth, 0.250 inches nominal mounting hole diameter

Product Characteristics

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

Overall Depth: 3.250 inches nominal
Bolt Circle Diameter: 12.750 inches nominal
Mounting Hole Diameter: 0.250 inches nominal
Mounting Hole Quantity: 3
Overall Diameter: 13.656 inches nominal
Graduation Unit: 5.000 pounds
Actuation Type: single bourdon tube
Adjustability: adjustable
Scale Range: +0.000 to 100.000 pounds pressure per square inch
Scale Name: pressure
Dial Size: 12 in. dia
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Marking: pressure
Scale Type: single
Scale Smallest Increment: 0.200 pounds
Connection Type: internal
Mounting Method: flush panel
Scale Accuracy: 0.1 pct accuracy rating entire range
Scale Inscription/Background Color: black figures on white background
Connection Location: lower
Bezel Type: slips-on
Connection Size: 1/8 in. npt size
Connector Type Vent: not provided
Color: black case
Material: aluminum case
Material: copper alloy 511 actuating element
Material: glass protective crystal
Surface Treatment: enamel, wrinkle finish case

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6685-00-827-8969	No Name Available	06/16/1969

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
1C1794-4	Dial Indicating Pressure Gage
B04ATGF00VN0000	Dial Indicating Pressure Gage
CCBCGV100CDF	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-531-2291?

The FSCG of the NSN 6685-00-531-2291 is 6685

Does the NSN 6685-00-531-2291 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-531-2291 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 6685-00-531-2291 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-531-2291 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 6685-00-531-2291 was assigned to the Federal Catalog?

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