Aircraft Tubing
Spirally Cut Tubing, Teflon Tubing, Spiral Tubing, MRO Tubing
Heli-Tube® Spirally Cut Tubing: TFE NON-FLAMMABLE
MIL Specs & Approvals: AMS 365 1C, AMS 3653C, AMS 3654, AMS 3655, ASTM D3295, MIL T-47287A, TYPE 1, AS 1294. TFE is suitable for the widest operating temperature range of any material and can be used from -450° F to +500° F. Chemically inert and non-flammable, it is also available in black and a wide selection of colors.
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 500°F | -450°F | 7 | 2.1 | None | None | None | 0.05 |
| 260°C | -268°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/16" | HT 1/16T | 0.062 | 0.016 | 0.03 | 0.062 | 1/32 to 1/8 | 4.2 |
| 1/8” | HT 1/8T1 | 0.125 | 0.03 | 0.065 | 0.187 | 1/16 to 1/2 | 9.4 |
| 1/8” | HT 1/8T2-Thin Wall | 0.125 | 0.02 | 0.085 | 0.187 | 1/16 to 1/2 | 7.4 |
| 3/16" | HT 3/16T | 0.187 | 0.03 | 0.127 | 0.25 | 1/8 to 1 1/2 | 15.2 |
| 1/4” | HT 1/4T | 0.25 | 0.03 | 0.187 | 0.375 | 3/16 to 2 | 20.7 |
| 3/8” | HT 3/8T | 0.375 | 0.03 | 0.312 | 0.438 | 5/16 to 2 1/2 | 36.5 |
| 1/2" | HT 1/2T | 0.5 | 0.03 | 0.438 | 0.5 | 3/8 to 3 | 50.5 |
| 5/8” | HT 5/8T | 0.625 | 0.03 | 0.565 | 0.625 | 5/8 to 3 1/2 | 65.5 |
| 3/4” | HT 3/4T | 0.75 | 0.032 | 0.686 | 0.75 | 1/2 to 4 | 81.3 |
| 1” | HT 1T | 1 | 0.04 | 0.92 | 1 | 3/4 to 5 | 175 |
Heli-Tube® Spirally Cut Tubing: Polyethylene
Polyethylene is ideal for general applications, this low-cost material is highly abrasion-resistant and is not affected by most solvents. Also available in Ultraviolet-Resistant Black (for outdoor use), and many colors.
Properties of Polyethylene, Fed Spec. LP390, MIL I-631D, MIL P-21922A
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 190°F | -76°F | 22 | 0.92 | None bellow
122°F | None | None | 0.014 |
| 88°C | -60°C | 50°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/8" | HT 1/8C | 0.125 | 0.032 | 0.061 | 0.187 | 1/16 to 1/2 | 4 |
| 3/16" | HT 3/16C | 0.187 | 0.03 | 0.127 | 0.25 | 1/8 to 1 1/2 | 6 |
| 1/4” | HT 1/4C2-Thin Wall | 0.25 | 0.035 | 0.18 | 0.375 | 3/16 to 2 | 9 |
| 1/4” | HT 1/4C | 0.25 | 0.045 | 0.16 | 0.375 | 5/16 to 3 | 12 |
| 3/8” | HT 3/8C | 0.375 | 0.052 | 0.271 | 0.438 | 3/16 to 2 | 22 |
| 1/2” | HT 1/2C2-Thin Wall | 0.5 | 0.04 | 0.042 | 0.563 | 3/8 to 4 | 26 |
| 1/2" | HT 1/2C | 0.5 | 0.062 | 0.375 | 0.563 | 3/8 to 4 | 35 |
| 5/8” | HT 5/8C | 0.625 | 0.062 | 0.5 | 0.625 | 1/2 to 4 1/2 | 44 |
| 3/4” | HT 3/4C | 0.75 | 0.065 | 0.62 | 0.75 | 3/4 to 5 | 58 |
| 1” | HT 1C | 1 | 0.08 | 0.84 | 1 | 1 to 7 | 105 |
| 1 1/4” | HT 1-1/4C | 1.25 | 0.09 | 1.07 | 1.25 | 1 1/4 to 8 | 190 |
| 1 1/4” | HT 1-1/2C | 1.5 | 0.1 | 1.3 | 1.5 | 1 1/2 to 10 | 178 |
Heli-Tube® Spirally Cut Tubing: Fire Resistant Polyethylene
Fire-Resistant Black Polyethylene
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 176°F | -4°F | 27 | 1.29 | None
bellow
122°F | None | None | 0.02 |
| 88°C | -20°C | 50°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/8" | HT 1/8FR-B | 0.125 | 0.032 | 0.061 | 0.187 | 1/16 to 1/2 | 6 |
| 1/4” | HT 1/4FR-B | 0.25 | 0.045 | 0.16 | 0.375 | 3/16 to 2 | 17 |
| 3/8” | HT 3/8FR-B | 0.375 | 0.052 | 0.271 | 0.438 | 5/16 to 3 | 29 |
| 1/2” | HT 1/2FR-B | 0.5 | 0.062 | 0.375 | 0.563 | 3/8 to 4 | 52 |
| 3/4” | HT 3/4FR-B | 0.75 | 0.065 | 0.62 | 0.75 | 3/4 to 4 1/2 | 85 |
| 1" | HT 1FR | 1 | 0.08 | 0.84 | 1 | 1 to 7 | 156 |
| | | | | | | | |
Ultraviolet-Resistant Black Polyethylene
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 190°F | -76°F | 20 | 0.93 | None
bellow
122°F | None | None | 0.03 |
| 88°C | -60°C | 50°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/8" | HT 1/8UR | 0.125 | 0.032 | 0.061 | 0.187 | 1/16 to 1/2 | 4 |
| 3/16" | HT 3/16UR | 0.187 | 0.03 | 0.127 | 0.25 | 1/8 to 1 1/3 | 6 |
| 1/4” | HT 1/4UR2-Thin Wall | 0.25 | 0.035 | 0.18 | 0.375 | 3/16 to 2 | 9 |
| 1/4” | HT 1/4UR | 0.25 | 0.045 | 0.16 | 0.375 | 3/16 to 2 | 12 |
| 3/8” | HT 3/8UR | 0.375 | 0.052 | 0.271 | 0.438 | 5/16 to 3 | 22 |
| 1/2” | HT 1/2UR2-Thin Wall | 0.5 | 0.04 | 0.42 | 0.563 | 3/8 to 4 | 26 |
| 1/2" | HT 1/2UR | 0.5 | 0.062 | 0.375 | 0.563 | 3/8 to 4 | 35 |
| 5/8” | HT 5/8UR | 0.625 | 0.062 | 0.5 | 0.625 | 1/2 to 4 1/2 | 44 |
| 3/4” | HT 3/4UR | 0.75 | 0.065 | 0.62 | 0.75 | 3/4 to 5 | 58 |
| 1” | HT 1UR | 1 | 0.08 | 0.84 | 1 | 1 to 7 | 105 |
| 1 1/4” | HT 1-1/4UR | 1.25 | 0.09 | 1.07 | 1.25 | 1 1/4 to 8 | 190 |
| 1 1/2” | HT 1-1/2UR | 1.5 | 0.1 | 1.3 | 1.5 | 1 1/2 to 10 | 178 |
Heli-Tube® Spirally Cut Tubing: Fire Resistant Polyethylene
Fire Fire-resistant polyethylene is suitable for applications requiring a self-extinguishing material that costs less than TFE. Flammability 94V-1
Fire-Resistant White Polyethylene
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 176°F | -4°F | 27 | 1.29 | None
bellow
122°F | None | None | 0.02 |
| 88°C | -20°C | 50°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/8" | HT 1/8FR | 0.125 | 0.032 | 0.061 | 0.187 | 1/16 to 1/2 | 6 |
| 3/16" | HT 3/16FR | 0.187 | 0.04 | 0.107 | 0.25 | 1/8 to 1 1/2 | 8 |
| 1/4” | HT 1/4FR | 0.25 | 0.045 | 0.107 | 0.375 | 3/16 to 2 | 17 |
| 1/4” | HT 3/8FR | 0.375 | 0.052 | 0.16 | 0.438 | 5/16 to 3 | 29 |
| 1/2” | HT 1/2FR | 0.5 | 0.062 | 0.563 | 0.563 | 3/8 to 4 | 52 |
| 5/8” | HT 5/8FR | 0.625 | 0.062 | 0.625 | 0.625 | 1/2 to 4 1/2 | 67 |
| 3/4" | HT 3/4FR | 0.75 | 0.065 | 0.75 | 0.75 | 3/4 to 5 | 85 |
| 1" | HT 1FR | 1 | 0.08 | 1 | 1 | 1 to 7 | 156 |
Heli-Tube® Spirally Cut Tubing: Nylon
Mil Specs & Approvals: MIL M-20693B, Type I, MIL M-22096A, LP 410A, MILM 19098, MIL M 206393A, Type II, MIL M-22096 LP410A, MIL T-47287A, Type II, AS 1294. Nylon is suitable for self-extinguishing and does not produce any toxic or irritating byproducts, even when exposed to an open flame or excessive operating temperatures. Recommended for use in enclosed environments where the possibility of fire exists, this material is also lightweight, highly abrasion-resistant, and operates over a wide temperature range. Also available in Black for outdoor use.
Nylon
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 250°F | -40°F | 6-8 | 1.14 | None | Satisfactory except for strong acids | None | 1.5 |
| 121°C | -40°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/8" | HT 1/8N | 0.125 | 0.015 | 0.095 | 0.187 | 1/16 to 1/2 | 3 |
| 3/16" | HT 3/16N | 0.187 | 0.02 | 0.147 | 0.25 | 1/8 to 1 1/2 | 7 |
| 1/4” | HT 1/4N | 0.25 | 0.025 | 0.2 | 0.375 | 3/16 to 2 | 9 |
| 3/8 | HT 3/8N | 0.375 | 0.035 | 0.305 | 0.438 | 5/16 to 3 | 18 |
| 1/2” | HT 1/2N | 0.5 | 0.035 | 0.43 | 0.5 | 3/8 to 4 | 25 |
| 5/8” | HT 5/8N | 0.625 | 0.032 | 0.561 | 0.625 | 1/2 to 4 1/2 | 32 |
| 3/4" | HT 3/4N | 0.75 | 0.032 | 0.686 | 0.75 | 1/2 to 5 | 38 |
| 1" | HT 1N | 1 | 0.032 | 0.936 | 1 | 1 to 7 | 50 |
Black Nylon
| Max-Min Oper Temp | Abrasion Resistence | Specific Gravity D792-66 | Effect of Solvents | Effect of Acids | Effect of Alkalies | Water Absorption % D-570 |
| 250°F | -40°F | 6-8 | 1.14 | None | Satisfactory except for strong acids | None | 1.5 |
| 121°C | -40°C |
| Size | Part No. | Outside Diameter O.D. | Nominal Dimensions Wall | Inside Diameter I.D. | Pitch | Maximum Bundle Range Inches | Weight Lbs/M Ft. |
| 1/8" | HT 1/8N-B | 0.125 | 0.015 | 0.095 | 0.187 | 1/16 to 1/2 | 3 |
| 3/16" | HT 3/16N-B | 0.187 | 0.02 | 0.147 | 0.25 | 1/8 to 1 1/2 | 7 |
| 1/4” | HT 1/4N-B | 0.25 | 0.025 | 0.2 | 0.375 | 3/16 to 2 | 9 |
| 3/8 | HT 3/8N-B | 0.375 | 0.035 | 0.305 | 0.438 | 5/16 to 3 | 18 |
| 1/2” | HT 1/2N-B | 0.5 | 0.035 | 0.43 | 0.5 | 3/8 to 4 | 25 |
| 5/8” | HT 5/8N-B | 0.625 | 0.032 | 0.561 | 0.625 | 1/2 to 4 1/2 | 32 |
| 3/4" | HT 3/4N-B | 0.75 | 0.032 | 0.686 | 0.75 | 1/2 to 5 | 38 |
| 1" | HT 1N-B | 1 | 0.032 | 0.936 | 1 | 1 to 7 | 50 |
Colors
| 1/8" | Blue, Brown, Green, Grey, Orange, Orange Day-Glow, Purple, Red, White, Yellow |
| 3/4" | Blue, Brown, Green, Grey, Orange, Orange Day-Glow, Purple, Red, White, Yellow, Pink Day- Glow |
| 3/8 | Blue, Green, Orange, Orange Day-Glow, Phosphorescent, Pink, Pink Day-Glow, Purple, Red, White, Yellow, Yellow Day-Glow |
| 1/2” | Blue, Brown, Green, Green Day-Glow, Grey, Orange, Orange Day-Glow, Red, White, Yellow |
| 3/4" | Blue, Green, Orange Day-Glow, Purple, Red, White, Yellow |
| 1" | Blue, Green, Orange Day-Glow, Red, White, Yellow |
