Abbreviations

Abbreviations

ABBREVIATIONS
 
A/F Across Flats   F, FEM Female   Nm Newton Metre
ABS, Abs. Absolute FF Female Fixed NOM, Nom. Nominal
ABS American Bureau of Shipping FIX Fixed NPS National Pipe Straight
AC Air Conditioning FLNG Flange   Thread
AGA Australian Gas FOS Factor Of Safety NPSM National Pipe Straight
  Association FS Female Swivel   Mechanical
AS Australian Standard ft Foot NPSMFS National Pipe Straight
AV Average ft.lbf Foot Pound force   Mechanical Female Swivel
BCS British Coal Standard g Gram NPT National Pipe Taper
BH Bulkhead GL Germanischer Lloyd   Thread
BP Burst Pressure GPM Gallons Per Minute NPTF National Pipe Taper
BS British Standard HP High Pressure   for Fuel
BSP British Standard Pipe hp Horse Power NPTFF National Pipe Taper
BSPP British Standard Pipe HTS High Tensile Steel   Female Fixed
  Parallel Thread HW Heavy Wall NPTM National Pipe Taper Male
BSPPFS British Standard Pipe ID Inside Diameter OA, O/A Overall
  Parallel Female Swivel inHg Inches of Mercury OD Outside Diameter
BSPPMBH British Standard Pipe IMP Imperial ORFS O Ring Face Seal
  Parallel Male Bulkhead INV Inverted ORFSFS ORFS Female Swivel
BSPPOM British Standard Pipe ISO International Organization ORFSM ORFS Male
  Parallel O Ring Male   for Standardization PCD Pitch Circle Diameter
BSPPOM British Standard Pipe JIC Joint Industries Council PCV Positive Crankcase Ventilation
EXT Parallel O Ring Male   (Thread UN) P/N, P/NO Part Number
  Extended JICFS JIC Female Swivel PREV Previous
BSPT British Standard Pipe JICM JIC Male psi Pounds per Square Inch
  Taper Thread JICMBH JIC Male Bulkhead PTFE Polytetrafluoroethylene
BSPTFF British Standard Pipe JICMEXT JIC Male Extended PW Pressure Washer
  Taper Female Fixed JIS Japanese Industrial Standard QA Quality Assurance
BSPTM British Standard Pipe kg Kilogram QC Quality Control
  Taper Male kg.m Kilogram Metres QRC Quick Release Coupling
BSW British Standard Whitworth kPa KiloPascal RED Reducing
C/W Complete With kW Kilowatt RMA Rubber Manufacturers
CA Cut-off Allowance LNG Long   Association
CAT Caterpillar® L Litre RPM Revolutions Per Minute
CL, C/L Cut Length lb Pound RQP RYCO Quality Product
CrVI Chromium 6 LP Low Pressure SAE Society of Automotive
cSt Centistoke LPG Liquified Petroleum Gas   Engineers (USA)
DIA, DIAM Diameter LPM Litres Per Minute SAEFS SAE Female Swivel
DIN Deutsche Industrie Normen LR Lloyd's Register SAEM SAE Male
  (German Industrial Standard) M Male SF Swivel Female (Union)
DKL Dicht Kegel Leicht m Metre SS Stainless Steel
  (Metric Light Series 24° Cone) MAX Maximum STD Standard
DKM Dicht Kegel Metric MBP Minimum Burst Pressure STPL Staple
  (Metric 60° Cone) MED Marine Equipment Directive SWIV Swivel
DKO Dicht Kegel O Ring MFL Minimum Free Length T/NESS Thickness
  (Metric O Ring Seal 24° Cone) MIC, Mic. Micron (µm) TBA To Be Advised
DKOL Dicht Kegel O Ring Leicht MIL Military Specification (USA) THRD Thread
  (Metric Light O Ring MIN Minimum TP Test Pressure
  Series 24° Cone) mm Millimetre TPI Threads Per Inch
DKOS Dicht Kegel O Ring Schwer mmHg Millimetres of Mercury TW Tube Weld
  (Metric Heavy O Ring MPa MegaPascal UN Unified National Thread
  Series 24° Cone) MSHA USA Department of UNO UN O Ring
DKS Dicht Kegel Schwer   Labor, Mine Safety and   (O Ring Boss)
  (Metric Heavy Series   Health Administration. UNOM UNO Male
  24° Cone) MWP Maximum Working Pressure   (O Ring Boss Male)
DL Drop Length NA, N/ Not Applicable UNOMEXT UNO Male Extended
DN Diameter Nominal (mm) NAHAD National Association of   (O Ring Boss Male
DNV Det Norske Veritas   Hose and Accessories   Extended)
DoT Department of   Distributors (USA) USCG United States Coast Guard
  Transportation (USA) NATA National Association of WP Working Pressure
EEC Evaporative Emission   Testing Authorities (Aus.) °C Degrees Celcius
  Control NB Nominal Bore °F Degrees Farenheit
ELB Elbow NCB National Coal Board ß Beta (filtration)
EPDM Ethylene Propylene Diene NCS NATA Certification Services µm Micron
  Monomer NFPA National Fluid Power    
EXT Extended   Association (USA)