BULK Adhesive Lined Heat Shrink Tubing 3:1 Ratio
BuyHeatShrink® Bulk 3:1 Adhesive Lined Heat Shrink Tubing
Looking for premium adhesive-lined heat shrink tubing in larger quantities? Our Bulk 3:1 Adhesive Lined Heat Shrink Tubing delivers the same professional-grade insulation and waterproof sealing performance you trust — now with bulk savings of 15% to 35% on select colors and sizes. Perfect for contractors, manufacturers, and electrical professionals who need consistent, high-volume supply at lower cost.
Features & Specifications
- 3:1 Shrink Ratio: Shrinks to one-third of its original diameter
- Adhesive Lined: Meltable inner wall ensures waterproof, protective sealing
- Longitudinal Shrinkage: Up to 15%
- Meets Requirements: AMS-DTL-23053/4 (formerly MIL-I-23053/4), Class 3
- Certifications: UL224 VW-1 Certified (jacket only; select colors) and CSA OFT approved
- Operating Temperatures: -55°C to +110°C
- Shrink Temperature: 90°C
- Maximum Continuous Use Temperature: 135°C
- Cross References: Sumitomo W3B2, Raychem ATUM, Alpha FIT321, 3M EPS-300, Canusa CPA-100, LG GSHS-3635W
Applications: Ideal for insulation, mechanical protection, color coding, wire bundling, strain relief, and sealing solder joints and connectors
Compliance: RoHS and RoHS2 compliant
Bulk Order Savings: Enjoy exclusive volume discounts on eligible colors and sizes: (Color and size availability may vary — check dropdown for current options and bulk eligibility.)
- 10+ spools: Save 15%
- 25+ spools: Save 25%
- 100+ spools: Save up to 35%
| Diameter | Mil Specification # | Manufacturer Part # | ID Before Shrink | Max ID after shrinking | Wall After Shrink(Total) | Wall After Shrink(Adhesive) | Buy |
|---|---|---|---|---|---|---|---|
| 1/8" | AMS-DTL-23053/4-301 | HS3A-0125 | 0.120" | .040" | 0.04" | 0.013" | |
| 3/16" | AMS-DTL-23053/4-0188 | HS3A-0188 | 0.180" | .060" | 0.04" | 0.017" | |
| 1/4" | AMS-DTL-23053/4-302 | HS3A-025 | 0.240" | .080" | 0.04" | 0.02" | |
| 3/8" | AMS-DTL-23053/4-0375 | HS3A-0375 | 0.360" | .120" | 0.05" | 0.022" | |
| 1/2" | AMS-DTL-23053/4-303 | HS3A-050 | 0.470" | .160" | 0.06" | 0.027" |
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