6685-00-257-1571

Find complete technical information, availability, and procurement data for: 6685-00-257-1571
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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

6685-00-257-1571

Item Name Code

07428

Assigment Date

03/24/1971 (55 years ago)

4.312 inches nominal bolt circle diameter, 4.938 inches nominal overall diameter, 1.531 inches nominal overall depth, 3 mounting hole quantity, 0.188 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: 1.531 inches nominal
Bolt Circle Diameter: 4.312 inches nominal
Mounting Hole Diameter: 0.188 inches nominal
Mounting Hole Quantity: 3
Overall Diameter: 4.938 inches nominal
End Item Identification: missile,air intercept sidewinder
Graduation Unit: 500.0 pounds
Actuation Type: single bourdon tube
Adjustability: adjustable
Scale Range: +0.0 to 5000.0 pounds pressure per square inch
Scale Name: pressure
Dial Size: 3 1/2 in. dia
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Marking: dial marked do not use oil
Scale Type: single
Scale Smallest Increment: 50.0 pounds
Connection Type: external
Mounting Method: flush panel
Scale Accuracy: 1 pct middle half of range,1-1/2 pct remainder
Scale Inscription/Background Color: black figures on white background
Connection Location: back
Bezel Type: thread
Connection Size: 0.250 in. npt.dia
Connector Type Vent: not provided
Color: black case
Material: aluminum case
Material: plastic protective crystal
Material: steel actuating element
Surface Treatment: enamel case
Fsc Application Data: gage,pressure,dial indicating,except engine

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
2663275-2	Dial Indicating Pressure Gage
51F3 1-2 0-5000	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-257-1571?

The FSCG of the NSN 6685-00-257-1571 is 6685

Does the NSN 6685-00-257-1571 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-257-1571 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 6685-00-257-1571 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-257-1571 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 6685-00-257-1571 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Mar 24, 1971