Capillary Indicating Thermometer

45-T8478K-51E-300-0350-50-750F

45-T8478K-51E-300-0350-50-750F
(NSN) National Stock Number
6685-00-133-4220
Federal Supply Classification
6685 Pressure, Temperature and Humidity Measuring and Controlling Instruments
Item Name Code
07419
Schedule B Code
9025114000
Summary

5.812 inches nominal case diameter, 0.219 inches nominal unthreaded mounting hole diameter, 5.375 inches nominal mounting bolt circle diameter, 4.500 inches nominal dial diameter, concentric dial scale type, 5.0 deg fahrenheit scale smallest increment

DAC HCC DMIL RNCC
3 - - 5
RNVC SADC MSDS RNAAC
9 - - CX
Identification

A thermometer which employs a confined substance, whose measurable physical properties or one of them varies with a change in temperatrue and this energy transmitted into mechanical movement to indicate the temperature. For indoor/outdoor application, see thermometer, self-indicating, liquid in glass.

INC FIIG Concept Condition
07419 A27600 - 1
Specifications
Case Diameter
5.812 inches nominal
Details The length of a straight line which passes through the center of a case,and terminates at the circumference.
Unthreaded Mounting Hole Diameter
0.219 inches nominal
Details The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.
Mounting Bolt Circle Diameter
5.375 inches nominal
Details The length of a straight line which passes through the center of a mounting bolt circle,and terminates at the circumference.
Dial Diameter
4.500 inches nominal
Details The length of a straight line which passes through the center of the dial,and terminates at the circumference.
Scale Type
concentric dial
Details Indicates the type of scale.
Scale Smallest Increment
5.0 deg fahrenheit
Details The smallest value between the markings on a scale.
Mounting Facility Type And Quantity
1 flush and 3 hole
Details Indicates the type and number of facilities by which the item is mounted.
Scale Inscription/Background Color
black marking on yellow background
Details The hue or tint of the inscription(s) and/or that portion of the scale which surrounds the inscription on the scale.
Actuating Medium
gas
Details An indication of the medium used to actuate the item.
Scale Accuracy Rating
0.01 pct
Details The amount of accuracy for which the scale is rated.
Bulb Quantity
1
Details The number of bulbs provided.
Bulb Type
flexible extension plain
Details Indicates the type of bulb provided with the item.
Bulb Connection Type
union
Details Indicates the type of bulb connection provided with the item.
Active Portion Length
3.000 inches nominal
Details A measurement of the longest dimension of the active portion of an item,in distinction from width.
Active Portion Diameter
0.375 inches nominal
Details The length of a straight line which passes through the center of the active portion of a circular figure or body,and terminates at the circumference.
Indicator Connection Method
flexible tube
Details The means used to connect the indicator.
Flexible Tube Length
420.000 inches nominal
Details A measurement of the longest dimension of the flexible tube,in distinction from width.
Features Provided
zero adjustment
Details Those features,not otherwise specified,which may be required for proper functioning of the item.
Scale Measurement Range
+50.000 to 750.000 deg fahrenheit
Details The minimum and maximum numeric values representing the type of scale measurement.
Bulb Overall Length
21.000 inches nominal
Details None.
Pointer/Pen Type And Quantity
1 indicating single and 1 reference single
Details Indicates the type and number of pointer(s) or pen(s).
Material
plastic meter case
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel corrosion resisting bulb
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Nondefinitive Spec/Std Data
c class
Details The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
ITR-45-75-A-035-30-0 76526 5 - 5 2 - ZZ
41GP-Y00Y-M35Y 049X3 5 - 3 2 - ZZ
MIL-T-19646 81349 3 - 4 1 - CX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
33220 - W -
RVC WCC TCC SHC
- 652 Z 9
Price and Availability Quote

Send us a quick request for quote using the form below:

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • ISO9001 / AS9100 Quality Standards
  • HAZMAT Certified
  • On Time Delivery
  • Qualified sales team
  • Counterfeit Parts Prevention
  • 100% Product Inspections
Manufacturer
ASHCROFT INC
CAGE: 38056
STRATFORD , CT , 06614-5145
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 6685-00-133-4220
What is the NIIN of the NSN 6685-00-133-4220?
The National Item Identification Number (NIIN) of the NSN 6685-00-133-4220 is 00-133-4220
When the NSN 6685-00-133-4220 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Thu, Jan 2, 1969
Does the NSN 6685-00-133-4220 contain any precious metals?
Does not contain precious metal
Does the NSN 6685-00-133-4220 contain any hazardous material?
No information in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We provide specialized aviation solutions designed to enhance performance, safety, and efficiency.

Our expertise spans across a wide range of products, including precision flight instruments, advanced navigation systems, and reliable control equipment.

Contact
20 E Thomas Rd
Phoenix, AZ, 85012
United States
© 2025 Aircraft Instruments and Components, Inc. All rights reserved.
Made in USA