O-Rings For Flare-O Tube Ends
/resources/o-ring-information/o-rings-for-flare-o-tube-ends O-Rings For Flare-O Tube Ends
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 TUBE SIZE | STANDARD A-W PART # | 
 
 ITEM # 
 
 F4003- | OPTIONAL COMPOUNDS 
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 I.D. | 
 
 W | ||
| CH (BUNA-N) F4003 | CH (HI-TEMP)(1) F4002- | HK (VITON) F4004- | CA (EPM/EPDM) F4006- | ||||
| -4 | F4003-4 | 0003 | 0200 | 0003 | 0003 | .176 ±.005 | .040 ±.003 | 
| -5 | F4003-5 | 0004 | 0300 | 0004 | 0004 | .228 ±.005 | .040 ±.003 | 
| -6 | F4003-6 | 0005 | 0400 | 0005 | 0005 | .295 ±.005 | .039 ±.003 | 
| -8 | F4003-8 | 0006 | 0500 | 0006 | 0006 | .395 ±.005 | .040 ±.003 | 
| -10 | F4003-10 | 0007 | 0600 | 0007 | 0007 | .492 ±.007 | .039 ±.003 | 
| -12 | F4003-12 | 0008 | 0700 | 0008 | 0008 | .614 ±.009 | .070 ±.003 | 
| -14 | F4003-14 | 0009 | 0800 | 0009 | 0009 | .739 ±.009 | .070 ±.003 | 
| -16 | F4003-16 | 0010 | 0900 | 0010 | 0010 | .864 ±.009 | .070 ±.003 | 
| -20 | F4003-20 | 0011 | 1000 | 0011 | 0011 | 1.114 ±.010 | .070 ±.003 | 
| -24 | F4003-24 | 0012 | 1100 | 0012 | 0012 | 1.364 ±.013 | .070 ±.003 | 
| -32 | F4003-32 | 0013 | 1200 | 0013 | 0013 | 1.862 ±.015 | .103 ±.003 | 
SAE Type CH was SAE Type 1 Type CA was SAE Type 2 and Type HK was SAE Type 3.
| Specification | SAE/ASTM Type CH | SAE/ASTM Type CA | SAE/ASTM Type HK | 
| Usage | Nitrile Elastomer, 90 Durometer Hardness, for petroleum based fluids | EPDM Elastomer, 80 Durometer Hardness, for water based hydraulic or nonpetroleum based fluids | Fluorocarbon Elastomer, 90 Durometer Hardness, for petroleum or nonpetroleum based fluids | 
| General Service | High pressure applications of pneumatics, water based hydraulic fluids, lubricating oils, hydraulic oils, and gasoline | High pressure applications of nonflammable hydraulic fluids of phosphate ester base type | High pressure, high temperature applications of pneumatic, water based hydraulic fluids, lubricating oils, hydraulic oils, and fuels | 
| Temperature | -35°C to 125°C (-30°F to 250°F) | -40°C to 125°C (-40°F to 250°F) | -25°C to 205°C (-15°F to 400°F) | 
| Shore Hardness | 90 pts ±5 pts | 80 pts ±5 pts | 90 pts ±5 pts | 
| Elongation | 100% min | 150% min | 100% min | 
| Tensile | 10 MPa min | 10 MPa min | 10 MPa min | 
| Compound | Nitrile (Buna-N) to ASTM D 2000 or SAE J200 M4CH910B14E015E35Z1 Z1 = TR 10 temperature –21° C or lower. Alternate Low Temperature Product Test, 5 hours at –30° C, rings compressed 25% of ID, no cracks. | EPDM to ASTM D 2000 or SAE J200 M7CA810A25B35F17 | M7HK910A1-11B38EF31E088Z1 Z1 = TR 10 temperature –15°C or lower (similar to MIL-R 83248 Type 1, Class 2) | 
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| Lubrication | When assembling Type CH O-Rings with O-Ring style fittings, the O-Ring shall be coated with the fluid used or petrolatum before assembly to ease installation. | When assembling Type CA O-Rings with O-Ring style fittings, lubricate the O-Ring with the fluid used in the system. Do not use a petroleum-based lubricant. | When assembling Type HK O-Rings with O-Ring style fittings, the O-Ring shall be coated with the fluid used or petrolatum before assembly to ease installation. | 
1.Type CH(HI-TEMP) Air-Way part #F4002, 90 Durometer Nitrile Compound, temperature range –32°C to 135°C(-25°F to 275°F). Approved compounds National O-Ring Compound C67-90, Parker Seal Groove Compound N1059-90.

 
    

