ALPHA WIRE  FIT-221-1/2 BK105  Heat Shrink Tubing, 12.7 mm, 0.5 ", 6.35 mm, 0.25 ", 2:1, PO (Polyolefin)

ALPHA WIRE FIT-221-1/2 BK105

Image is for illustrative purposes only. Please refer to product description.

  • Manufacturer:
  • Newark Part No.: 85K9548
  • Manufacturer Part No FIT-221-1/2 BK105

Product Overview

The FIT-221-1/2 BK105 is a Heat Shrink Tubing that offers a reliable way to protect and seal terminations or add additional mechanical ruggedness. The tubing is made from premium compounds under the tightest manufacturing controls and has excellent physical characteristics such as low longitudinal shrinkage and wide temperature ranges while providing an elegant appearance when used alone or on OEM equipment.
  • 0.025" nominal recovered wall thickness
  • -55 to 135°C temperature range
  • 200% Minimum elongation
  • 121°C full recovery temperature
  • 90°C minimum shrink temperature
  • 1500psi minimum tensile strength
  • 500V/mil minimum dielectric strength


Back to top

Product Specifications, Documents & More

  • Body Material: Irradiated Polyolefin
  • Color: Black
  • Features: Flexible, Flame-Retardant; Use for harnessing, wire bundling, strain reliefs, or any application where components must be insulated or packaged
  • I.D. Max Recovered: 6.35mm
  • I.D. Min: 6.35mm
  • I.D. Recovered Max - Imperial: 0.25"
  • I.D. Recovered Max - Metric: 6.35mm
  • I.D. Supplied: 12.7mm
  • I.D. Supplied - Imperial: 0.5"
  • I.D. Supplied - Metric: 12.7mm
  • Internal Diameter: 12.7mm
  • RoHS Compliant: Yes
  • SVHC: No SVHC (17-Dec-2014)
  • Shrink Ratio: 2:1
  • Shrink Tubing / Boot Color: Black
  • Shrink Tubing / Boot Material: PO (Polyolefin)
  • Total Length - Imperial: 20ft
  • Total Length - Metric: 6.1m
  • Wall Thickness Recovered: 0.635mm

Find similar products  grouped by common attribute

View this product in our online catalog

This product also features on the following pages and catalog editions:

  •  131/1238
  •  132/1248


Availability:  112

  • 112 in stock for same day shipping
Check stock and lead times
    More stock available week commencing 12/21/15

Price for: Pack of 5

Minimum order quantity: 1

Order multiple quantity: 1

Price: $13.16 $13.16



Quantity List Price
1 - 4 $13.16
5 - 9 $12.50
10 - 14 $11.84
15+ $11.44

Legislation and Environmental

Back to top

Similar Products

Back to top

Customer Reviews

Customer Q&A Exchange


Like to see information about this product from other customers?

 Read discussions, blogs, documents from our community members.


Post a question to one of our experts or start a discussion and get responses from supplier experts and fellow engineers in our community.
Back to top


  Newark Part No. Manufacturer Part No Manufacturer / Description
Availability Price Qty
ascdsc ascdsc ascdsc ascdsc ascdsc
Suggested Substitutes



Heat Shrink Tubing, 12.7 mm, 0.5 ", 6.35 mm, 0.25 ", 2:1, PO (Polyolefin)


Price for: Pack of 5

1+ $28.14 5+ $25.86 10+ $24.69 25+ $23.17


see cut-off times

Check more stock
    More stock available week commencing 1/4/16

Associated Products

Customers Also Bought