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Dial Indicating Pressure Gage NSN 6685-00-003-1221

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 6685-00-003-1221 NSN: 6685-00-003-1221

Features and Characteristics

Bolt Circle Diameter
Between 2.834 inches and 2.854 inches
Overall Height
Between 3.421 inches and 3.515 inches
Mounting Hole Diameter
Between 0.209 inches and 0.229 inches
Mounting Hole Quantity
3
Overall Diameter
6.188 inches
Case Material
Steel
Case Surface Treatment
Enamel, black
Graduation Unit
10.0 pounds per square inch
Actuation Type
Double bourdon tube
Adjustability
Nonadjustable
Scale Range
+0.000 to 160.000 pounds pressure per square inch
Scale Name
Pressure
Dial Size
4-1/2 in. Dia
Connection Quantity
2
Pointer Color
Black and red
Pointer Type
Indicating
Scale Type
Single
Scale Smallest Increment
2.0 pounds per square inch
Connection Type
External
Mounting Method
Panel w/screws
Scale Accuracy
2 percent of total dial range
Actuating Element Material
Copper alloy
Scale Inscription/background Color
Black numerals and graduations, white background
Connection Location
Back, lower
Bezel Type
Thread
Protective Crystal Material
Laminated glass
Connection Size
0.250 in. Npt dia
Mounting Connection Location
In back
Connector Type Vent
Not provided
Material
Steel
Material
Steel
Surface Treatment
Any acceptable
FSC
6685 Humidity Measuring And Controlling Instruments Temperature Pressure
NIIN
000031221
NSN
6685000031221

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2415800
Cage Code:
53711
Status:
A
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 6685-00-003-1221
What are the manufacturers of nsn 6685000031221?
Does this nsn 6685000031221 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6685000031221
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 6685000031221 contain any precious metals?
No precious metal content.
Does nsn 6685000031221 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 6685000031221?
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:
BA
Cond. Code:
2
Status:
A

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