Dial Indicating Pressure Gage NSN 6685-01-368-6677

Item Description

An instrument designed to measure air, gas, fluid, and vapor pressure by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) which transmits energy, by direct linkage, to the indicating pointer of a scale or a digital display, calibrated in units of pressure. it may include a temperature equivalent scale. for items that do not have an internal pressure sensitive element see indicator, pressure.

NSN: 6685-01-368-6677

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Features and Characteristics

Overall Depth

1.130 inches

Overall Diameter

1.620 inches

Case Material

Aluminum alloy, qq-a-225/5

Case Surface Treatment

Black oxide coated

End Application

Asfsi 2 man portable oxygen systems and asfsi 6 man portable prebreather system

Graduation Unit

100.0 pounds per square inch

Actuation Type

Bourdon tube

Adjustability

Nonadjustable

Scale Range

+0.0/+200.0 pounds per square inch

Scale Name

Pounds pressure and oxygen

Dial Size

1 5/8 in dia

Connection Quantity

Pointer Color

Black

Pointer Type

Indicating

Scale Marking

Aviators breathing oxygen only

Scale Type

Dial

Scale Smallest Increment

10.0 pounds per square inch

Connection Type

External

Mounting Method

Rigid stem

Scale Accuracy

2.5 pct

Actuating Element Material

Nickel-chromium-iron alloy, mil-t-7840

Scale Inscription/background Color

Black characters on white background

Connection Location

Back, center

Protective Crystal Material

Plastic, acrylic

Connection Size

0.125 in npt

Mounting Connection Location

Back, center

Connector Type Vent

Not provided

Criticality Code Justification

Feat

Special Features

Operating temperature range -65/160 degrees f.; shock resistant to 100g; case relieves pressure to atmosphere if bourdon tube ruptures; item is oxygen cleaned

FSC

6685 Humidity Measuring And Controlling Instruments Temperature Pressure

NIIN

013686677

NSN

6685013686677

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

9025000

Cage Code:

31441

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 9026200000
NAICS: 334513
SITC: 87435
Description: Instruments and apparatus for measuring or checking pressure
End Use (Code 21160):
Measuring, testing, control instruments

Q & A

Frequently asked questions for NSN 6685-01-368-6677

What are the manufacturers of nsn 6685013686677?

American Safety Flight Systems Inc (31441)

Does this nsn 6685013686677 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6685013686677
An instrument designed to measure air, gas, fluid, and vapor pressure by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) which transmits energy, by direct linkage, to the indicating pointer of a scale or a digital display, calibrated in units of pressure. it may include a temperature equivalent scale. for items that do not have an internal pressure sensitive element see indicator, pressure.

Does nsn 6685013686677 contain any precious metals?
No precious metal content.

Does nsn 6685013686677 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.

What is the ESD classification of nsn 6685013686677?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

07428

FIIG:

T179-B

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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