6685-00-857-4277

Find complete technical information, availability, and procurement data for: 6685-00-857-4277
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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

6685-00-857-4277

Item Name Code

07428

Assigment Date

10/04/1967 (58 years ago)

0.219 inches nominal mounting hole diameter, 3.969 inches nominal overall diameter, 4.250 inches nominal bolt circle diameter, 2.406 inches nominal overall depth, 3 mounting hole quantity

Product Characteristics

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

Overall Depth: 2.406 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
End Item Identification: l.p.compressors; stream; systems d2n2; chilled water a/c systems; air compressors,high pressure; poseidon material; combat sys support equip
Graduation Unit: 25.0 pounds per square inch
Actuation Type: bourdon tube
Adjustability: adjustable
Scale Range: +0.0 to 300.0 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
Scale Smallest Increment: 5.0 pounds per square inch
Connection Type: external
Mounting Method: flush panel
Scale Accuracy: 1 pct entire range
Scale Inscription/Background Color: black figures on white background
Connection Location: back
Connection Size: 0.250 in. npt tube
Connector Type Vent: not provided
Material: aluminum case
Material: nickel alloy actuating element
Material: plastic protective crystal
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Below is a list of NSNs that have been officially superseded by this NSN: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
6685-00-076-3896	No Name Available	11/01/1975
6685-00-375-7488	No Name Available	09/01/1976
6685-00-456-2192	No Name Available	01/01/1976
6685-01-262-8662	No Name Available	12/01/1990

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
35-1246P33BXWDF017	Dial Indicating Pressure Gage
MIL-I-18997/1DEA TYA35-0-300B	Dial Indicating Pressure Gage
SA23-3PJF-RWBX	Dial Indicating Pressure Gage
SA233PJFRWBX	Dial Indicating Pressure Gage

FAQs

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

What is the FSCG of the NSN 6685-00-857-4277?

The FSCG of the NSN 6685-00-857-4277 is 6685

Does the NSN 6685-00-857-4277 have a Schedule B code assigned?

Yes, the Schedule B code is 9026200000

Does NSN 6685-00-857-4277 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 6685-00-857-4277 contain precious materials?

Item does not contain precious metal.

Does NSN 6685-00-857-4277 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 6685-00-857-4277 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Oct 4, 1967