Model: MIL-I-20037

Liquid Sight Indicator

Special Features:

Type, sight glass indicatior; dir-direct indication, the tank fluid level shall be visible in the glass or tube; a-automatic for direct indication; g/t-glass w/tefflon heat shrink tube

Properties:

Thread Direction
Right-hand both ends
Pipe Size For Which Designed
0.500 inches both ends
Distance Between Mounting Facility Centers
23.250 inches
Sight Height
21.250 inches
Sight Diameter
0.625 inches
Guard Rod Quantity
4
Maximum Tempurature Rating
270.0 degrees fahrenheit
End Connection Type
Threaded external, plain both ends
Maximum Working Pressure
300.0 pounds per square inch
Features Provided
Automatic shutoff and prismatic sight glass
Thready Qty Per Inch (tpi)
14 both ends
Thread Size
0.500 inches both ends
Furnished Data
Liquid level
Data Furnishing Method
Clear window
Part Name Assigned By Controlling Agency
Indicator, sight, liquid level, type sgi dir a g/t
Material
Copper alloy
Media For Which Designed
Any acceptable
Style Designator
Gage valve
Thread Series Designator
Npt both ends
NSN
6680-00-290-7304
Part Number
MIL-I-20037
Description
Indicator,sight,liquid
CAGE
81349

An item so designed to have a portion or all of its body transparent to permit the visual examination of the amount of liquid in a pressure vessel, boiler, evaporator, still, processing tank, reservoir, pipe tubing line, and the like, and/or to determine the flow to a lubricated part. It may also be provided with an element that changes colors to indicate changes in moisture content. The item may have a means for refilling. Excludes indicator, liquid quantity and indicator, rate of flow.

Part MIL-I-20037 NSN 6680-00-290-7304

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03175
FIIG:
A43400
Concept No.:
App. Key:
D
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:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
121570
UFC:
61770
LTL:
100.0
LCL:
--
WCC:
652
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 9026107000
  • SITC: 87431
  • End Use: Measuring, testing, control instruments
  • NAICS: 334513
  • USDA: 1

Freight Class: Instruments and apparatus for measuring or checking the flow or level of liquids, nesoi

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