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 Committee Scope

API SC8 develops and maintains approximately 11 standards on:

  • drilling structures - Spec 4F and RP 4G;
  • drilling equipment - Spec 7K and RP 7L;
  • hoisting equipment - RP 8B and Spec 8C;
  • wire rope and roller chain - Spec 9A, RP 9B, and Spec 7F;
  • hammer unions - RP 7HU1 and Spec 7HU2;
  • calibration and field verification

You can get further details and scopes of these standards in the Exploration and Production section of the API Publications catalog at

 Reference Documents
 CSOEM Links

 Open Ballots

 Ballot IDStatusResultsOpensClosesDescription
Committee ID : 11111466SC08/TG02: Drilling Equipment
4542ClosedPass07/20/201808/31/2018API 7K - Item 7201 (Design Verification and Validation)
4543ClosedPass07/20/201808/31/2018API 7K- Item-2202and3201-Hoses-20180720
4546ClosedResolution Required07/25/201808/31/2018API 7K, e6, Ammendment Item 7202; Alignment of 8C(3301)into 7K
4545ClosedPass07/23/201808/31/2018API 7L, 2e, Addendum hose related
4583ClosedPass08/29/201810/10/2018API 7K, 6th Edition, Item 5203 (Power Tongs)
4855ClosedPass07/10/201908/21/2019API 7K, 7th Edition, BOP Handling - Comments Only
4857ClosedPass07/19/201908/30/2019API RP 7L, 1st Edition - Reaffirmation
4876ClosedPass08/01/201909/12/2019API Spec 7K, 6th Edition, WI-8202_Dropped Objects
4952ClosedPass10/09/201911/20/2019API Spec 7K, 6th Edition, WI 0202-Drawworks-Comment Only
5178ClosedPass06/24/202008/05/2020API Spec 7K, 6th Edition, WI 8201-production lot markup
5201ClosedPass07/03/202008/07/2020SC8-RP Field Verification Procedure-Surface Applied Torque-Comment Only
5321ClosedPass10/16/202012/10/2020API Spec 7K, 6th Edition, WI 9202, BOP Handling Systems and Equipment
5829OpenIn Progress08/01/202209/12/2022API Spec 7K Drilling and Well Servicing Equipment, 6th Edition, WI 0202 Drawworks
Committee ID : 11121467SC08/TG03: Hoisting Equipment
4070ClosedPass02/16/201703/30/2017API 8C - Item 3301 (Nominal Equivalent Stress)
4476ClosedPass05/09/201806/07/2018API 8B - 8th Edition, Addendum 1
4473ClosedPass05/08/201806/07/2018API 8C - Item 7302 (Sheave Marking Req)
4474ClosedPass05/08/201806/07/2018API 8C - Item 7303 (Rotary Swivel Pressure Test)
4552ClosedPass08/13/201809/24/2018API 8C-6e, Item 3302 Marking Requirements
4856ClosedPass07/19/201908/30/2019API Spec 8C, 5th Edition - Reaffirmation
4877ClosedPass08/01/201909/12/2019API 8C, 5th Edition, WI 5304
5201ClosedPass07/03/202008/07/2020SC8-RP Field Verification Procedure-Surface Applied Torque-Comment Only
5203ClosedPass07/14/202008/25/2020API Spec 8C, 5th Edition, WI 9302 - Dropped Objects
5214ClosedPass07/21/202009/01/2020API Spec 8C, 5th Edition,WI 7303 Rotary Swivel
5332ClosedPass10/26/202012/14/2020API RP 8B, 8th Edition, Addendum 2 - WI 8103
Committee ID : 11131468SC08/TG04: Wire Rope & Roller Chain
4468ClosedPass05/07/201806/07/2018API 9B - Item 1402 (Wire Rope Design Factors)
4472ClosedPass05/08/201806/07/2018API 9B - Item 5401 (Improve Clarity)
4706ClosedPass01/15/201902/19/2019API 9B_Item5401-part2_Clarify Sec. 2.7
4826ClosedPass05/28/201907/02/2019API Spec 9A, 27th edition, document review
5550ClosedPass07/29/202109/09/2021API Spec 7F, 8th Edition, Reaffirmation
5775ClosedPass04/27/202204/27/2022Reaffirmation of API Spec 7F, Oil Field Chain and Sprockets, 8th Edition
5780ClosedResolution Required05/09/202206/24/2022API Spec 9A Specification for Wire Rope, 27th Edition, Addendum 1
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