The FD86 is a thread together steel coupling offering dry break and high impulse technology and capabilities. The maximum operating pressure is 5,000 psi.
  • Tubular valve and sleeve construction for low fluid loss and air inclusion.
  • Thread together design using wing or hex nut allows connection and disconnection against pressures up to 750 psi.
  • Teflon® back uop rings along with secondary metal-to-metal sealing contact provides high impulse capability up to 5,000 psi operating pressure.
  • Acme threads prevent galling and provide ease of connection.
  • Metal-to-metal sealing withstands +2000ºF for ten minutes with no fluid loss (requirement in California for oil field blow-out preventers).
  • Steel flange available for bulkhead mounting.
  • Standard seal material - Buna-N.
  • Standard body material - Zinc plated steel.
  • Teflon is a registered trademark of Dupont.
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Item #

Coupling Size

Thread Size (P)

A

B

Dim.- Hex(1)

Seal Material

Type

FD86-1008-16-16 N/A -16 N/A 1-5/16-12 N/A 4.03 N/A 2.11 N/A 1.75 inches N/A BUNA-N N/A Male Half - Female SAE O-Ring
FD86-1008-20-20 N/A -20 N/A 1-5/8-12 N/A 4.16 N/A 2.48 N/A 2.25 inches N/A BUNA-N N/A Male Half - Female SAE O-Ring
FD86-1043-16-16 N/A -16 N/A 1-5/16-12 N/A 4.03 N/A 2.11 N/A 1.75 inches N/A Viton® N/A Male Half - Female SAE O-Ring
FD86-1043-20-20 N/A -20 N/A 1-5/8-12 N/A 4.16 N/A 2.48 N/A 2.25 inches N/A Viton® N/A Male Half - Female SAE O-Ring
FD86-1053-16-16 N/A -16 N/A 1-5/16-12 N/A 4.03 N/A 2.11 N/A 1.75 inches N/A EPR N/A Male Half - Female SAE O-Ring
FD86-1053-20-20 N/A -20 N/A 1-5/8-12 N/A 4.16 N/A 2.48 N/A 2.25 inches N/A EPR N/A Male Half - Female SAE O-Ring
FD86-1010-16-16 N/A -16 N/A 1-5/16-12 N/A 4.62 N/A 4.50 N/A 1.62 inches N/A BUNA-N N/A Female Half - Female SAE O-Ring/With Wing Nut
FD86-1010-20-20 N/A -20 N/A 1-5/8-12 N/A 5.22 N/A 5.25 N/A 2.00 inches N/A BUNA-N N/A Female Half - Female SAE O-Ring/With Wing Nut
FD86-1044-16-16 N/A -16 N/A 1-5/16-12 N/A 4.62 N/A 4.50 N/A 1.62 inches N/A Viton® N/A Female Half - Female SAE O-Ring/With Wing Nut
FD86-1044-20-20 N/A -20 N/A 1-5/8-12 N/A 5.22 N/A 5.25 N/A 2.00 inches N/A Viton® N/A Female Half - Female SAE O-Ring/With Wing Nut
FD86-1054-16-16 N/A -16 N/A 1-5/16-12 N/A 4.62 N/A 4.50 N/A 1.62 inches N/A EPR N/A Female Half - Female SAE O-Ring/With Wing Nut
FD86-1054-20-20 N/A -20 N/A 1-5/8-12 N/A 5.22 N/A 5.25 N/A 2.00 inches N/A EPR N/A Female Half - Female SAE O-Ring/With Wing Nut
FD86-1006-16-16 N/A -16 N/A 1-5/16-12 N/A 4.62 N/A 2.81 N/A 1.62 inches N/A BUNA-N N/A Female Half - Female SAE O-Ring/With Hex Nut
FD86-1006-20-20 N/A -20 N/A 1-5/8-12 N/A 5.22 N/A 3.40 N/A 2.00 inches N/A BUNA-N N/A Female Half - Female SAE O-Ring/With Hex Nut
FD86-1042-16-16 N/A -16 N/A 1-5/16-12 N/A 4.62 N/A 2.81 N/A 1.62 inches N/A Viton® N/A Female Half - Female SAE O-Ring/With Hex Nut
FD86-1042-20-20 N/A -20 N/A 1-5/8-12 N/A 5.22 N/A 3.40 N/A 2.00 inches N/A Viton® N/A Female Half - Female SAE O-Ring/With Hex Nut
FD86-1052-16-16 N/A -16 N/A 1-5/16-12 N/A 4.62 N/A 2.81 N/A 1.62 inches N/A EPR N/A Female Half - Female SAE O-Ring/With Hex Nut
FD86-1052-20-20 N/A -20 N/A 1-5/8-12 N/A 5.22 N/A 3.40 N/A 2.00 inches N/A EPR N/A Female Half - Female SAE O-Ring/With Hex Nut
FD86-1002-16-16 N/A -16 N/A 1-11-1/2 N/A 4.40 N/A 2.11 N/A 1.75 inches N/A BUNA-N N/A Male Half - Female NPTF
FD86-1002-20-20 N/A -20 N/A 1-1/4 to 11-1/2 N/A 4.43 N/A 2.48 N/A 2.25 inches N/A BUNA-N N/A Male Half - Female NPTF
FD86-1040-16-16 N/A -16 N/A 1-11-1/2 N/A 4.40 N/A 2.11 N/A 1.75 inches N/A Viton® N/A Male Half - Female NPTF
FD86-1040-20-20 N/A -20 N/A 1-1/4 to 11-1/2 N/A 4.43 N/A 2.48 N/A 2.25 inches N/A Viton® N/A Male Half - Female NPTF
FD86-1050-16-16 N/A -16 N/A 1-11-1/2 N/A 4.40 N/A 2.11 N/A 1.75 inches N/A EPR N/A Male Half - Female NPTF
FD86-1050-20-20 N/A -20 N/A 1-1/4 to 11-1/2 N/A 4.43 N/A 2.48 N/A 2.25 inches N/A EPR N/A Male Half - Female NPTF
FD86-1001-16-16 N/A -16 N/A 1-11-1/2 N/A 4.98 N/A 4.50 N/A 1.62 inches N/A BUNA-N N/A Female Half - Female NPTF/With Wing Nut
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