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Dial Indicating Pressure Gage NSN 6685-01-253-1118

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 6685-01-253-1118 NSN: 6685-01-253-1118

Features and Characteristics

Overall Length
4.000 inches
Bolt Circle Diameter
3.500 inches
Mounting Hole Quantity
4
Overall Diameter
3.125 inches
Case Material
Steel, stainless
Actuation Type
Bellows
Scale Range
+0.0/+60.0 inches of water
Scale Name
Inches of water
Dial Size
3 in dia
Connection Quantity
2
Scale Type
Vertical
Connection Type
External
Mounting Method
Hole
Scale Accuracy
2 pct of full scale
Actuating Element Material
Beryllium copper
Connection Location
Back, center
Connection Size
0.125 in npt female
Mounting Connection Location
On 4 corners
Criticality Code Justification
Zzzy
Reference Number Differentiating Characteristics
Requires special cleaning and packaging iaw mil-c-52211, for oxygen/nitrogen/hydrogen service
FSC
6685 Humidity Measuring And Controlling Instruments Temperature Pressure
NIIN
012531118
NSN
6685012531118

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2601225-3
Cage Code:
11243
Status:
A
MSDS:
Part Number:
2601225-3CP
Cage Code:
03950
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 6685-01-253-1118
What are the manufacturers of nsn 6685012531118?
Does this nsn 6685012531118 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6685012531118
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 6685012531118 contain any precious metals?
No precious metal content.
Does nsn 6685012531118 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 6685012531118?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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