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202K121-25-0 Heat shrink boot for size 21 shells, black elastomer, fluid resistant with lip. Supplied diameter 23.9mm, recovers to 10.39mm large end and 5.59mm small end.
Mfr Part #:

202K121-25-0

Available from 2 distributors
Mfr Name: TE Connectivity
TE Connectivity
Heat shrink boot for size 21 shells, black elastomer, fluid resistant with lip. Supplied diameter 23.9mm, recovers to 10.39mm large end and 5.59mm small end.
Total Stock: 73 pcs

202K121-25-0 Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
72 pcs
72 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1 pcs
1 pcs On Request 1 On Request On Request On Request On Request On Request

202K121-25-0 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Automotive Grade
Color
Features
Large Diameter Recovered
Large Diameter Supplied
Large Recovered Length
Material
Military Grade
Shell Size
Small Diameter Recovered
Small Diameter Supplied
Small Recovered Length
Total Length Recovered
Type

202K121-25-0 Description

Short technical summary and product information.

The 202K121-25-0 is a heat shrink boot manufactured by TE Connectivity, designed for size 21 shells. It is made from semi-rigid elastomer and features a black color. The boot includes a lip and is fluid resistant, making it suitable for protective covering in cable and wire management applications.

 

Mechanically, the boot has a supplied large and small diameter of 23.9mm (0.941 inches). After recovery, the large diameter reduces to 10.39mm (0.409 inches) and the small diameter to 5.59mm (0.220 inches). The total recovered length is 38.0mm (1.496 inches), with a large recovered length of 21.08mm (0.830 inches) and a small recovered length of 13.0mm (0.512 inches).

 

This boot provides environmental sealing and strain relief for cable assemblies. Its semi-rigid construction offers durability while maintaining flexibility. The fluid-resistant property ensures reliable performance in harsh environments where exposure to chemicals or moisture is a concern.

202K121-25-0 Quick Information

Product Type: Heat Shrink Boot
Canonical Name: Heat Shrink Boot, Size 21, Black, Elastomer, with Lip
Subcategory: Boots

202K121-25-0 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

202K121-25-0 Features

  • Semi-rigid elastomer construction for durability.
  • Fluid resistant with integrated lip design.
  • Size 21 shell for standardized cable management.
  • Supplied diameter 23.9mm, recovers to 10.39mm large end.
  • Total recovered length of 38.0mm.

202K121-25-0 Applications

  • Protective covering for cable and wire harnesses.
  • Environmental sealing in harsh industrial environments.
  • Strain relief for electrical connector backshells.

202K121-25-0 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the RoHS status of this part?

The part is listed as RoHS3 compliant, but this is unverified and low confidence.

What material is the boot made of?

The boot is made of semi-rigid elastomer.

What color is the boot?

The boot is black.

What are the supplied and recovered diameters?

Supplied large and small diameter: 23.9mm. Recovered large diameter: 10.39mm, recovered small diameter: 5.59mm.

What is the total recovered length?

The total recovered length is 38.0mm.

Does the boot have any special features?

Yes, it is fluid resistant and includes a lip.

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