Electrical Insulation Sheet

55

55
(NSN) National Stock Number
5970-00-056-3587
Federal Supply Classification
5970 Electrical Insulators and Insulating Materials
Item Name Code
00789
Schedule B Code
8546900000
Summary

36.000 inches nominal width, 0.020 inches nominal thickness, 3.000 feet nominal length, 400.000 dielectric material voltage rating per mil thickness in volts, mica material

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

A material whose thickness is small in comparison to its length and width, and which is specifically designed to prevent any undesirable flow of current between a conductor(s) and/or other objects. Excludes:items which do not have definite rated electrical characteristics. Excludes:insulation cloth, electrical; insulation tape, electrical and plastic sheet. For electrical insulation sheets fabricated for a specific application, see insulator (as modified).

INC FIIG Concept Condition
00789 T388-B - 1
Specifications
Width
36.000 inches nominal
Details A measurement taken at right angles to the length of an item,in distinction from thickness.
Thickness
0.020 inches nominal
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Length
3.000 feet nominal
Details A measurement of the longest dimension of any object,in distinction from width.
Dielectric Material Voltage Rating Per Mil Thickness In Volts
400.000
Details The maximum potential gradient that the insulating material can withstand per mil /0.001 inch/ thickness without rupture.
Material
mica
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
55 20999 5 - 5 9 - CX
55 53387 5 - 3 9 - ZZ
55 75037 5 - 5 9 - CX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
- - - -
RVC WCC TCC SHC
- - - -

Certified Supplier

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

  • Fast Quote Times
  • Qualified sales team
  • 100% Product Inspections
  • Counterfeit Parts Prevention
Manufacturer
3M COMPANY DIV GOVERNMENT MARKETS
CAGE: 76381
SAINT PAUL , MN , 55144-1000
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5970-00-056-3587
What is the NIIN of the NSN 5970-00-056-3587?
The National Item Identification Number (NIIN) of the NSN 5970-00-056-3587 is 00-056-3587
When the NSN 5970-00-056-3587 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 5970-00-056-3587 contain any precious metals?
Type/content is unknown
Does the NSN 5970-00-056-3587 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 are one of the largest suppliers of National Stock Number (NSN) parts in the world. Here at NSN Equipment, we live on the cutting edge to give you the best service we possibly can.

And that service is why our customers return to us time and time again. Our credibility and our accolades only serve as testament to our industry-leading nature.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 NSN Equipment, Inc. All rights reserved.
Made in USA