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Engine Pressure Ratio Indicator

NSN: 6620-01-183-0406 | Model: EGK7A24J13
ITAR Registered seal

An instrument designed to reflect one of the testing parameters for conducting engine performance and functional testing in an operating engine system. Its dial is graduated in units of pressure ratio, and is used to indicate the percent of differential pressure ratio of exhaust gas pressure to intake (engine inlet) pressure for gas turbine or jet propulsion engines.

NSN Properties and Flags
NATO Stock Number
6620-01-183-0406
DEMIL
Yes - ITAR Controlled (Code B)
Width
1.750 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
1.438 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
6.000 inches
Mounting Hole Diameter
0.170 inches
Current Type
Ac
Ac Voltage Rating
115.0 volts
Frequency Rating
400.0 hertz
Depth
9.625 inches
Contact Quantity
24
End Application
C-141 aircraft
Contact Type
Pin
Mounting Arrangement Style
Four hole/stud rectangular/square
Scale Range
+1.0/+2.2 engine pressure ratio all indicators all scales
Electrical Connection Quantity
1
Electrical Connection Identifying Number
Ms27034-h-167-24p
Pointer Type
Indicating single pointer
Illumination Color Generation Method
Integral light
Mounting Facility Type And Quantity
4 threaded hole
Features Provided
Hermetically sealed case
Part Name Assigned By Controlling Agency
Indicator, pressure ratio egk-7/a24j-13
Phase
Single
Special Features
Indicator type tape scale; weight 5.0 lbs; filling medium 100% helium; filling tube 1.750 inches long; scale consists of 4 vertical tapes with tape drive stops; each tape includes a power off warning; lighting per mil-l-27160; indicator case finished in durable dull black per fed-std-595 color 37038
Height
6.312 inches
Color
White marker
Supplementary Features
Designed to receive single synchro output signals from pressure transmitter type trk-55/a24j-13

Pricing and Availability

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NSN 6620-01-183-0406 Datasheet

Supply Class (FSC):
Engine Instruments
Cross Reference:
  • EGK7A24J13
  • MIL-E-27675
  • MILE27675
Cage Codes:
  • Military Specifications (CAGE 81349)
Schedule B & Trade:
  • Schedule B: 9031808080 (NAICS 334515)

    Other measuring or checking instruments, appliances and machines, nesoi in chapter 90

  • SITC: 87425

    Measuring or checking instruments, appliances and machines, n.E.S.; profile projectors

  • End Use: 21160

    Measuring, testing, control instruments

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ESD

A - No known electrostatic discharge (esd) or electromagnetic interference (emi) sensitivity.

ADPE

- Represents items with no adp components

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:

    061700 - Elec appliances/instruments noi

  • WCC:

    658 - Electrical appliances, small

  • 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:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LCL:

    P - 77.5

  • LTL:

    W - Rating variable

  • 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 6620-01-183-0406 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
What is the NIIN of NSN 6620-01-183-0406?
011830406 or 01-183-0406
Does NSN 6620-01-183-0406 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6620-01-183-0406?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jul 01, 1984