6685-00-663-5491

Find complete technical information, availability, and procurement data for: 6685-00-663-5491
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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

6685-00-663-5491

Item Name Code

07420

Assigment Date

01/01/1963 (63 years ago)

3.500 inches nominal bolt circle diameter, 3.250 inches nominal overall depth, 3.250 inches nominal overall width, 0.170 inches nominal mounting hole diameter, 3.250 inches nominal overall height

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: 3.500 inches nominal
Overall Height: 3.250 inches nominal
Overall Width: 3.250 inches nominal
Mounting Hole Diameter: 0.170 inches nominal
Mounting Hole Quantity: 4
Case Material: unable to decode
Graduation Unit: 10.0 inches of mercury
Actuation Type: diaphragm
Adjustability: nonadjustable
Scale Range: +10.0 to 75.0 inches of mercury
Scale Name: pressure
Dial Size: 2-3/4 in. dia
Connection Quantity: 1
Pointer Color: black
Pointer Type: indicating
Scale Marking: manifold pressure
Scale Type: single
Scale Smallest Increment: 1.0 inches of mercury
Connection Type: internal
Mounting Method: flush panel
Actuating Element Material: unable to decode
Scale Inscription/Background Color: fluorescent figures on black background
Connection Location: back
Bezel Type: any acceptable
Protective Crystal Material: unable to decode
Connection Size: 0.125 in. npt
Connector Type Vent: not provided
Material: steel
Surface Treatment: paint

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
1929-8GA1	Dial Indi Absolute Pressure Gage
1929-8KA1	Dial Indi Absolute Pressure Gage
6743-159A	Dial Indi Absolute Pressure Gage
6748-157	Dial Indi Absolute Pressure Gage
6748-267	Dial Indi Absolute Pressure Gage
6748-287	Dial Indi Absolute Pressure Gage
788K02	Dial Indi Absolute Pressure Gage
AN5770-1A	Dial Indi Absolute Pressure Gage
AN5770-3	Dial Indi Absolute Pressure Gage
AN5770-5	Dial Indi Absolute Pressure Gage
AN5770T1A	Dial Indi Absolute Pressure Gage
AW2 3-4 25H	Dial Indi Absolute Pressure Gage
AW2825AC03	Dial Indi Absolute Pressure Gage
FS18312	Dial Indi Absolute Pressure Gage
MIL-G-7734	Dial Indi Absolute Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-663-5491?

The FSCG of the NSN 6685-00-663-5491 is 6685

Does the NSN 6685-00-663-5491 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-663-5491 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 6685-00-663-5491 contain precious materials?

Precious metal content is unknown

Does NSN 6685-00-663-5491 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 6685-00-663-5491 was assigned to the Federal Catalog?

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