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Dial Indicating Pressure Gage

NSN: 6685-00-557-0644 | Model: 9DFFM

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 Properties and Flags
NATO Stock Number
6685-00-557-0644
DEMIL
NO
Overall Depth
1.406 inches
Bolt Circle Diameter
4.312 inches
Mounting Hole Diameter
0.218 inches
Mounting Hole Quantity
3
Overall Diameter
4.750 inches
Case Material
Steel
Graduation Unit
500.000 pounds
Actuation Type
Single bourdon tube
Adjustability
Adjustable
Scale Range
+0.000 to 4000.000 pounds pressure per square inch
Scale Name
Pressure
Dial Size
3-1/2 in. Dia
Connection Quantity
1
Pointer Color
Black
Pointer Type
Indicating
Scale Marking
/hydraulic/
Scale Type
Single
Scale Smallest Increment
100.000 pounds
Connection Type
Internal
Mounting Method
Flush panel
Scale Accuracy
Porm 1 pct entire range
Actuating Element Material
Steel
Scale Inscription/background Color
Black figures on white background
Connection Location
Lower back
Bezel Type
Slips-on
Protective Crystal Material
Glass
Connection Size
Per and10050-4
Connector Type Vent
Not provided
Special Features
Restriction screw, rs60; weep hole, 0.125 in. Dia
Material
Steel
Material
Steel

Pricing and Availability

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NSN 6685-00-557-0644 Datasheet

Supply Class (FSC):
Humidity Measuring And Controlling Instruments Temperature Pressure
Cross Reference:
  • 9DFFM
  • 4788
  • 9DFFM
Cage Codes:
  • Bellofram Corporation (CAGE 01170)
  • Jaidinger Mfg. Co., Inc. (CAGE 82386)
  • Desco Corp (CAGE 38508)
Schedule B & Trade:
  • Schedule B: 9026200000 (NAICS 334513)

    Instruments and apparatus for measuring or checking pressure

  • SITC: 87435

    Instruments and apparatus for measuring or checking the pressure of liquids or gases, n.E.S. (not supply etc. Meters and regulating etc. Apparatus)

  • End Use: 21160

    Measuring, testing, control instruments

Identification:
HMIC

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 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.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    121570 - Gages air liquid level pressure

  • WCC:

    651 - Instruments, medical and surgical

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LCL:

    J - 100.0

  • LTL:

    J - 100.0

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 6685-00-557-0644 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Republic Of Korea, and Greece
What is the NIIN of NSN 6685-00-557-0644?
005570644 or 00-557-0644
Does NSN 6685-00-557-0644 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6685-00-557-0644?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963