FIT-221M-1/2

View detailed technical data, stock status, and sourcing information for: FIT-221M-1/2
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-01-335-4712

Item Name Code

00867

Assigment Date

03/10/1991 (35 years ago)

A rigid or flexible tubing having uniform inside and outside diameters in the overall length. It is specifically designed to prevent any undesirable flow of current between conductors and other objects. Includes shrinkable type tubing, items in bulk and in specific fabricated lengths (cut to size). Excludes:items not having rated electrical characteristics. Also excludes:bushing, sleeve; cable nipple, electrical; conduit (as modified); insulation sleeving, electrical, special purpose; insulation sleeving, thermal; sleeve, marker, cable; sleeving, textile, electrical; tubing, glass; and tubing, nonmetallic.

4.000 feet nominal overall length, -55.0 celsius and 135.0 celsius temp rating, 0.500 inches nominal expanded inside diameter, flame resistant and corrosion resistant and mildew resistant and water resistant environmental protection, not established reliability indicator

Product Characteristics

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

Reliability Indicator: not established
Overall Length: 4.000 feet nominal
Temp Rating: -55.0 celsius and 135.0 celsius
Environmental Protection: flame resistant and corrosion resistant and mildew resistant and water resistant
Expanded Inside Diameter: 0.500 inches nominal
Recovered Inside Diameter: 0.250 inches nominal
Recovered Wall Thickness: 0.025 inches nominal
Heat Shrinkage Rating In Percent: 50.0
Minimum Tensile Strength: 1500 pounds per square inch
Flexibility: flexible
Color: white
Material: plastic cross-linked polyolefin
Style Designator: shrinkable
Dielectric Material Voltage Rating Per Unit Thickness: 500.0 volts per mil /0.001 inch/

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
FIT-221M-1/2	Electrical Insulation Sleeving

FAQs

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

What is the FSCG of the NSN 5970-01-335-4712?

The FSCG of the NSN 5970-01-335-4712 is 5970

Does the NSN 5970-01-335-4712 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-01-335-4712 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 5970-01-335-4712 contain precious materials?

Precious metal content is unknown

Does NSN 5970-01-335-4712 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 5970-01-335-4712 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Mar 10, 1991