General Information and Specifications
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2.9 HYDRAULIC CONNECTION ASSEMBLY
AND TORQUE SPECIFICATION
2.9.1 Definitions
a. Tapered Thread Types
NPTF - National tapered fuel (dry seal) per SAE J476/J512
BSPT - British standard pipe tapered per ISO7-1
b. Straight Thread Types, Tube and Hose Connections
JIC - 37° flare per SAE J514
SAE - 45° flare per SAE J512
ORFS - O-ring face seal per SAE J1453
MBTL - Metric flareless bite type fitting, pressure rating L
(medium) per ISO 8434, DIN 2353
MBTS - Metric flareless bite type fitting, pressure rating S (high)
per ISO 8434, DIN 2353
BH - Bulkhead connection – JIC, ORFS, MBTL, or MBTS types