2821-1

Washer Insulator

This page provides complete and verified information for part number 2821-1, NSN 5970-00-001-1480

You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.

Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-00-001-1480

Item Name Code

18294

Assigment Date

09/24/1972 (53 years ago)

An insulator that is essentially thin and flat, with one through hole centrally located. The general shape may vary by the addition of features such as beveled edges, indented surfaces, through hole keys, and/or peripheral flats. The thickness measured between the two parallel bearing surfaces must not exceed 25 percent of the outside diameter or the shortest distance between peripheral flats. The thickness measured between the two parallel bearing surfaces must not exceed 25 percent of the outside diameter or the shortest distance between peripheral flats. Excludes:items with more than one hole. See also insulator, disk; insulator, bead; insulator, bushing; and insulator, plate

round, flat style designator, 0.125 inches nominal overall height, overall,glass,polyester laminate material and location, 0.390 inches nominal inside diameter, 1.250 inches nominal outside diameter

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Inside Diameter: 0.390 inches nominal
Outside Diameter: 1.250 inches nominal
Overall Height: 0.125 inches nominal
Material And Location: overall,glass,polyester laminate
Style Designator: round, flat

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

Part Number	Name
2821-1	Washer Insulator

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 2821-1

What is the FSCG of the NSN 5970-00-001-1480?

The FSCG of the NSN 5970-00-001-1480 is 5970

Does the NSN 5970-00-001-1480 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-00-001-1480 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 5970-00-001-1480 contain precious materials?

Precious metal content is unknown

Does NSN 5970-00-001-1480 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5970-00-001-1480 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Sep 24, 1972