6685-01-253-3507

Find complete technical information, availability, and procurement data for: 6685-01-253-3507
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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

6685-01-253-3507

Item Name Code

07428

Assigment Date

04/17/1987 (39 years ago)

3 mounting hole quantity, 3.969 inches nominal overall diameter, 4.250 inches nominal bolt circle diameter, 2.719 inches nominal overall depth, 0.219 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: 2.719 inches nominal
Bolt Circle Diameter: 4.250 inches nominal
Mounting Hole Diameter: 0.219 inches nominal
Mounting Hole Quantity: 3
Overall Diameter: 3.969 inches nominal
Actuation Type: bourdon tube
Adjustability: adjustable
Scale Range: +0.0 to 8000.0 pounds pressure per square inch
Scale Name: pressure
Dial Size: 3-1/2 in. dia
Connection Quantity: 1
Pointer Color: black and red
Pointer Type: indicating and reference
Scale Type: single
Connection Type: external
Mounting Method: flush
Scale Accuracy: porm 1 pct full scale
Scale Inscription/Background Color: black markings on white background
Connection Location: back
Connection Size: 0.250 in. npt dia
Connector Type Vent: not provided
Material: aluminum case
Material: nickel alloy actuating element
Material: plastic protective crystal

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
EA23-3PXP-RWBO	Dial Indicating Pressure Gage
EA23-PXP-RWBO	Dial Indicating Pressure Gage
EA233PXPRWB0	Dial Indicating Pressure Gage
SA23-3PXP-RWB0	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-01-253-3507?

The FSCG of the NSN 6685-01-253-3507 is 6685

Does the NSN 6685-01-253-3507 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-01-253-3507 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 6685-01-253-3507 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-01-253-3507 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 6685-01-253-3507 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Apr 17, 1987