Model: 3646

Plug Humidity Indicator

Properties:

Thread Class
2a single end
Thread Direction
Right-hand single end
Overall Height
0.690 inches
End Application
An/aar-4 (ac-130 a/c) , receiver set, infrared warning
Width Across Flats
0.875 inches
End Connection Type
Threaded external, gasket seal single end
Features Provided
Refillable
Thready Qty Per Inch (tpi)
20 single end
Thread Size
0.500 inches single end
Desiccant Spot Humidity Percentage
20.0 and 30.0 and 40.0
Material
Copper alloy
Style Designator
Plug
Thread Series Designator
Unf single end
NSN
6685-01-316-4794
Part Number
3646
Description
Indicator,humidity,plug
CAGE
00334

An item which uses the changing color of a desiccant in the presence of moisture to indicate humidity. The desiccant is in a plug through which the color may be observed and compared with a chart.

Part 3646 NSN 6685-01-316-4794

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08357
FIIG:
A43400
Concept No.:
App. Key:
C
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:
EW
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
85.0
WCC:
72D
TCC:
Z
SHC:
Z
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9025805050
  • SITC: 87455
  • End Use: Measuring, testing, control instruments
  • NAICS: 334519
  • USDA: 1

Freight Class: Hydrometers and similar floating instruments,hygrometers and psychrometers, nesoi

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