ProFIT H4X heat shrink tubing is an over-expanded, general purpose, cross-linked, polyolefin tubing with a thin wall that has a four-times expansion ratio. It is developed for a wide range of applications where larger expansions are required. H4X tubing is perfect for repairing harness — eliminating the need to remove connections or large transitions. Also, H4X is flame retardant and compatible with most adhesives to provide a complete environmental seal.
This H4X heat shrink tubing (H4X-4):
- 4-inch diameter
- 16 foot spool
- Colored black
Features:
- Meets SAE-AMS-DTL-23053/5, Class 1 Over-expanded specifications
- Shrink ratio 4:1
- Shrink temperature of 250°F
Product Codes | |
|---|---|
| Mfr Part No: | H4X-#4 |
| SCHEDULE B CODE: | 3902.30.0000 |
Minimum Expanded I.D.: 4 in (101.60 mm)Maximum Recover I.D.: 1.050 in (26.67 mm)Recovered wall thickness: 0.045 in (0.14 mm)Operating Temperature: -67°F to 275°F (-55°C to 135°C)Shrink Ratio: 4:1Shrink temperature: 250°F (121°C)Recommended Heat Gun: 500°F (260°C)
- Stock: Out of Stock
- Manufacturer Part #: H4X-#4
Aircraft Fitment Finder
Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies only to customer-remorse returns and customer-initiated cancellations. If a problem is our fault (our cancellation, unavailability, wrong item, confirmed defect, or shipping damage) your refund is 100% with no fees.
- Return shipping: paid by buyer on customer-remorse returns; we pay return shipping when the problem is our fault.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
We source products from manufacturers, authorized distributors, and established aviation suppliers as applicable. We are an independent reseller; we do not claim direct dealer or authorized-representative status for any brand. Documentation, source, and warranty eligibility vary by product and are confirmed on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
