Model: CR1790

Di Compound Pressure-vacuum Gage

Properties:

Overall Depth
Between 1.218 inches and 1.234 inches
Overall Diameter
2.750 inches
Case Material
Steel, drawn
End Application
Missile, mx peacekeeper; support equipment, f-4 aircraft; support equipment, t-37 aircraft
Graduation Unit
10.0 inches of mercury and 25.0 pounds per square inch
Actuation Type
Single bourdon tube
Adjustability
Adjustable
Scale Range
+0.0/+30.0 inches of mercury and +0.0/+250.0 pounds pressure per square inch
Scale Name
Pressure-vacuum
Dial Size
2-1/2 in. Dia
Connection Quantity
1
Pointer Color
Black
Pointer Type
Indicating
Scale Marking
R-12, r-22
Scale Type
Multiple
Scale Smallest Increment
2.0 inches of mercury and 5.0 pounds per square inch
Connection Type
External
Mounting Method
Rigid stem
Scale Accuracy
Porm 1 pct full scale
Actuating Element Material
Beryllium copper
Scale Inscription/background Color
Black markings on white background
Scale Name For Which Pointer Is Designed
Pressure-vacuum
Connection Location
Lower
Bezel Type
Thread
Protective Crystal Material
Glass
Connection Size
0.125 in. Npt dia
Mounting Connection Location
Bottom
Connector Type Vent
Not provided
Material
Brass
Material
Copper alloy
Surface Treatment
Paint
Surface Treatment
Paint, black
Nondefinitive Specification/std Data
3 class and 2 1/2-2 1/2 size and iii type
NSN
6685-00-973-2130
Part Number
CR1790
Description
Gage,compound Pressure-vacuum,di
CAGE
61349

An instrument designed to measure and indicate pressure and vacuum, on one dial having a divided scale, a single indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.

Part CR1790 NSN 6685-00-973-2130

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
07424
FIIG:
T179-B
Concept No.:
App. Key:
BA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
05
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
000000
UFC:
00000
LTL:
NO RATING
LCL:
--
WCC:
653
TCC:
Z
SHC:
9
ACC:
Engineer Supplies

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Schedule B and Export
  • Schedule B: 9026200000
  • SITC: 87435
  • End Use: Measuring, testing, control instruments
  • NAICS: 334513
  • USDA: 1

Freight Class: Instruments and apparatus for measuring or checking pressure

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