|
|
 |
JOHN GUEST TECHNICAL SPECIFICATIONS -
FOOD QUALITY - The fittings featured in this web site have been specifically developed for applications involving contact with foodstuffs or potable liquids in drinks dispense or food processing.
Working Pressures -
Air 0 - 150 lbs psi - Also suitable for vacuum
Liquid 0 - 250 lbs psi
Working Temperatures -
Air - 14 degrees F to 167 degrees F (-25 degrees C to 75 degrees C)
Water - 33 degrees F to 140 degrees F (1 degree C to 60 degrees C)
Maximum ratings depend on the quality of the tube
Fittings can be used at higher pressures and temperatures under certain conditions.
Please contact our Customer Service Department for full information.
Sizes - To fit 5/32" to ½" outside diameter tubes to the following tolerances: |
 |
 |
Size Tolerance (inches)
5/32" + 0.001 / - 0.003 |
2/16" + 0.001 / - 0.003
1/4" + 0.001 / - 0.004 |
Tube Types:
Plastic - Calibrated nylon polyethylene or similar tube of sufficient rigidity and conforming to the tolerances shown above.
Metal - Calibrated copper, bundy or similar hard metal tube conforming to the tolerances above.
Stainless steel and other polished metal tubes, we recommend the use of Superseal Fittings.
It is advisable that outside tube diameters be free from score marks and that metal tube be deburred before inserting into the fitting.Thread Types - NPTF, MFL, FFL, UNS, BSP Taper, BSP Parallel and BSW. |
 |
Materials - Bodies - Acetal Copolymer (food grade)
'0' Rings - Food grade Nitrile rubber
Collet - Acetal Copolymer with stainless steel teeth, both food grade. |
| Adaptability - Standard Super Speedfit products can be coupled to form integral new fittings. |
|