MM

MM

Definition(s)

MM

Millimeter. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
Min

Min

Definition(s)

Min

Minimum. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
MIL

MIL

Definition(s)

MIL

-[n] = Military Specification. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards  

MIL

STD = Military Standard. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
Max

Max

Definition(s)

Max

Maximum. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
<

<

Definition(s)

<

Less than. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards    
Lbs

Lbs

Definition(s)

Lbs

Pounds. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
1

1

Definition(s)

1

Liters. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
IN.

IN.

Definition(s)

IN.

Inches. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
>

>

Definition(s)

>

Greater than. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards    
Ft-Lbs

Ft-Lbs

Definition(s)

Ft-Lbs

Foot pounds. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
Ft3

Ft3

Definition(s)

Ft3

Cubic feet. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
Ft2

Ft2

Definition(s)

Ft2

Square feet. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
FT

FT

Definition(s)

FT

Fracture Toughness. Source: API Technical Report 17TR7, Verification and Validation of Subsea Connectors, First Edition, April 2017. Global Standards

Ft

Feet. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
F

F

Definition(s)

F

Shackle flange width.

Source: API Standard 2CCU, Offshore Cargo Carrying Units, First Edition, August 2017. Global Standards

F

Applied force. Source: API Technical Report 17TR7, Verification and Validation of Subsea Connectors, First Edition, April 2017. Global Standards

°F

Temperature degrees in Fahrenheit. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
°C

°C

Definition(s)

°C

Temperature degrees in Centigrade. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards
OS

OS

Definition(s)

OS

Operating system. Source: API Specification 16A, Specification for Drill-through Equipment, Fourth Edition, April 2017. Global Standards Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  

OS

DNV GL Offshore standard. Source: Rules for Classification – Offshore units, DNVGL-OU-0101, Offshore drilling and support units, DNV GL, July 2015. Global Standard  

OS

DNV Offshore Standard. Source: Verification of Lifting Appliances for the Oil and Gas Industry, DNV-OSS-308, October 2010, Det Norske Veritas AS, Global Standards
ASNT

ASNT

Definition(s)

ASNT

American Society for Nondestructive Testing. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards Source: API SPEC 16RCD, Specification for Drill Through Equipment—Rotating Control Devices, Upstream Segment, First Edition, February 2005. Global Standards
ANS

ANS

Definition(s)

ANS

American National Standards Institute. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards
Weld Joint

Weld Joint

Definition(s)

Weld Joint

Fitting together of components in order to facilitate their joining by welding. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  

Weld Joint

A description of the way components are fitted together in order to facilitate joining by welding. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards Source: API SPEC 16RCD, Specification for Drill Through Equipment—Rotating Control Devices, Upstream Segment, First Edition, February 2005. Global Standards
Weld Groove

Weld Groove

Definition(s)

Weld Groove

Area between two metals to be joined that has been prepared to receive weld filler metal. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  

Weld Groove

An area between two metals to be joined that has been prepared to receive weld filler metal. Source: API SPEC 16C, Specification for Choke and Kill Systems, First Edition, January 1993 (Reaffirmed 2001). Global Standards Source: API SPEC 16RCD, Specification for Drill Through Equipment—Rotating Control Devices, Upstream Segment, First Edition, February 2005. Global Standards  

Weld Groove (weld prep)

Area between two metals to be joined that has been prepared to receive weld filler metal; also known as “weld prep” Source: API Specification 16A, Specification for Drill-through Equipment, Fourth Edition, April 2017. Global Standards Source: API STANDARD 16AR, Standard for Repair and Remanufacture of Drill-through Equipment, First Edition, April 2017. Global Standards
Volumetric Non-Destructive Examination

Volumetric Non-Destructive Examination

Definition(s)

Volumetric Non-Destructive Examination

Examination for internal material defects by radiography, acoustic emission or ultrasonic testing. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  
Variable-Bore Ram (VBR)

Variable-Bore Ram (VBR)

Definition(s)

Variable-Bore Ram

Closing and sealing component in a ram BOP that is capable of sealing on a range of tubular sizes.

Source: API STANDARD 16AR, Standard for Repair and Remanufacture of Drill-through Equipment, First Edition, April 2017. Global Standards

Variable-Bore Ram (VBR)

Closing and sealing component in a ram blowout preventer that is capable of sealing on a range of tubular sizes. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards
Trepan, Verb

Trepan, Verb

Definition(s)

Trepan, Verb

Produce a hole through a part by boring a narrow band or groove around the circumference of the hole and removing the solid central core of material. Source: API Specification 16A, Specification for Drill-through Equipment, Fourth Edition, April 2017. Global Standards Source: API STANDARD 16AR, Standard for Repair and Remanufacture of Drill-through Equipment, First Edition, April 2017. Global Standards Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards
Surface Finish (Ra)

Surface Finish (Ra)

Definition(s)

Surface Finish (Ra)

Measurement of the average roughness of a surface. NOTE 1 It is expressed in micrometres (μm). NOTE 2 All of the surface finishes given in this American National Standard are to be considered maxima. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards
Standard Connection

Standard Connection

Definition(s)

Standard Connection

Flange, hub or studded connection manufactured in accordance with an ISO standard, including dimensional requirements. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  
Stabilized 〈Temperature Testing〉

Stabilized 〈Temperature Testing〉

Definition(s)

Stabilized 〈Temperature Testing〉

In a state in which the initial temperature fluctuations have decreased to within the manufacturer's specified range. NOTE Temperature fluctuation can be caused by such things as mixing of different-temperature fluids, convection or conduction. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  
Stabilized 〈Pressure Testing〉

Stabilized 〈Pressure Testing〉

Definition(s)

Stabilized 〈Pressure Testing〉

In a state in which the initial pressure-decline rate has decreased to within the manufacturer's specified rate. NOTE Pressure decline can be caused by such things as changes in temperature, setting of elastomer seals or compression of air trapped in the equipment being tested. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  
Rounded Indication 〈Liquid Penetrant or Magnetic Particle Examination〉

Rounded Indication 〈Liquid Penetrant or Magnetic Particle Examination〉

Definition(s)

Rounded Indication 〈Liquid Penetrant or Magnetic Particle Examination〉

Any indication that is approximately circular or elliptical and whose length is less than three times its width. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards
Product Family

Product Family

Definition(s)

Product Family

Model or type of specific equipment listed in Section 1 of this specification. Source: API Specification 16A, Specification for Drill-through Equipment, Fourth Edition, April 2017. Global Standards

Product Family

Model or type of specific equipment listed in clause 1 of this American National Standard. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards  

Product Family

A model or type of specific equipment listed in 1.2.1. Source: API SPEC 16RCD, Specification for Drill Through Equipment—Rotating Control Devices, Upstream Segment, First Edition, February 2005. Global Standards
Pressure-Retaining Part or Pressure-Retaining Member

Pressure-Retaining Part or Pressure-Retaining Member

Definition(s)

Pressure-Retaining Part or Pressure-Retaining Member

Part not exposed to wellbore fluids whose failure to function as intended will result in a release of wellbore fluid to the environment. EXAMPLES Closure bolts and clamps. Source: API SPEC 16A, Specification for Drill-through Equipment, Third Edition, June 2004 (Errata/Supplement November 2004). Global Standards