18903050000

View detailed technical data, stock status, and sourcing information for: 18903050000

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18903050000
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6636-00-013-8808
Item Name Code
39657
Assigment Date
05/03/1968 (58 years ago)

A chamber designed exclusively to perform controlled tests under simulated environmental conditions to determine physical changes or damage to items under test due to humidity, immersion, moisture, altitude thermal shock, sand, dust, and the like.

55.0 hertz minimum and 65.0 hertz maximum frequency rating, ac current type, 48.000 inches nominal overall depth, 75.000 inches nominal overall height, 48.000 inches nominal overall width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Depth
48.000 inches nominal
Overall Height
75.000 inches nominal
Overall Width
48.000 inches nominal
Current Type
ac
Frequency Rating
55.0 hertz minimum and 65.0 hertz maximum
Inside Width
28.000 inches nominal
Inside Depth
26.000 inches nominal
Operating Temp Range
-73.3 to 121.0 celsius
Inside Height
30.000 inches nominal
Assembly Form
assembled
Closure Method
hinged cover
Compartment Quantity
1
End Item Identification
chamber, environmental testing; tests altimeters aau altitude transducers cpu-46a
Voltage Rating
220.0 volts minimum and 240.0 volts maximum
Power Rating
350.0 watts minimum and 1000.0 watts maximum
Control Type
toggle switch and selector switch and bleeder valve and vacuum gage
Opening Location
left side or right side
Heat Source For Which Designed
integral
Heating Method
electrical
Circulation Method
mechanical
Door
provided
Cooling Coils For Below Room Temp Use
included
Outer Door Quantity
2
Cubic Measure
172800.000 cubic inches
Environmental Chamber Type
temperature
Part Name Assigned By Controlling Agency
temperature chamber
Phase
three
Special Features
temperature chamber with removable holding rack 1 neoprene plug 4.000 in. dia. pressure control panel, rubber tubing ea 8.000ft lg., 3 plugs
Material
copper and rubber chloroprene class cr
Surface Treatment
zinc and enamel
Supplementary Features
the chamber is used for subjecting altimeters and altitude transducer computers, similar to the aau-19/a and cpu-46/a respectively, to precisely controlled temperature environments during scale error testing

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
18903050000 Environmental Testing Chamber

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6636-00-013-8808?
The FSCG of the NSN 6636-00-013-8808 is 6636
Does NSN 6636-00-013-8808 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 6636-00-013-8808 contain precious materials?
Item does not contain precious metal.
Does NSN 6636-00-013-8808 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 6636-00-013-8808 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, May 3, 1968

Professional Distribution

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  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

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