Exceptions to NS-1
(Formerly Shell SQAIR)

Please note that these exceptions apply only to the specific operator, equipment manufacturer and equipment specified.

 Exception No.

 By

 Company

 Equipment

Exception

Exception Status

NS-1
NS1/001 Owen Jenkins, OCTG Procter Consultancy  Grant Prideco Hardbanding Surface finish Waiting on client approval
NS1/002 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Variable Gauge Stabiliser, Fluid Hammer Certificate of Conformity not Available. Delivery note and test certificate are used and include all serial numbers, etc., for traceability Accepted
NS1/003 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Material certification not available. Equipment in inventory released through a controlled procedure Rejected for items procured after 1/4/200

Accepted for items procured before 1/4/2000

NS1/004 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Variable gauge stabiliser, fluid hammer Lot numbers not specified on individual component. Lot numbers are traceable through unique serial numbers Accepted
NS1/005 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill All MWD/LWD Collars Collars have locators pins welded in the collar. Pin essential for operation, failure mode likely - washout, no record of failure Accepted
NS1/006 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Powerdrive Rotary Steerable Bias unit and extension sub are not internally hammer peened. Items classed as limited service (<250 hrs) before replacement Accepted as Limited Service
NS1/007 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Bent Subs No SRG in pin end. The angle of the pin prohibits cutting of the SRG. Accepted as Limited Service
NS1/008 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Near Bit Subs No bore back in box ends. Length prohibits the application of bore back without making the tool too long for directional drilling purposes. Accepted
NS1/009 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Near Bit Stabilisers No bore back at bit end. Bit end bored for float, can not match BSR without reducing OD of stabilisers severely. Accepted
NS1/010 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Duumy valves & dummy dump valves - all Powerpack mud motors No bore back. Difficult to apply bore back due to length of dummy and internal workings in dump valve Rejected (existing valves are acceptable but will be consumed and replaced in 2000)
NS1/011 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Powerpulse & Impluse MWD/LWD No SRG or bore back. ID too large to apply SRG or bore back. Large ID allows tools to be secured inside collar Accepted
NS1/012 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Driveshafts on all Powerpack mud motors No SRG or bore back. Application of SRG or bore back would lengthen shaft and increase susceptibility to failure Accepted
NS1/013 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Rocky back stabilisers No SRG or bore back. Stabiliser too short to conform to minimum fishing dimensions Accepted
NS1/014 Richard Hailes, Shell Expro Shell Expro UESM Mobiles/Anadrill Mud motor internal connections, e.g. ACME threads No SRG or bore back. ID of stator tube housing too large to allow SRGs or bore backs. Accepted
NS1/015 Owen Jenkins, OCTG Procter Consultancy Talisman/Anadrill Stress relief grooves on non-magnetic NC38 pin connections. Accepted
NS1/016 Shell Expro/Weir Houston Drilling Jar Shot Peening as an alternative to Cold Rolling Threads Accepted
NS-1 001/03 Owen Jenkins, OCTG Procter Consultancy Baker Hughes Inteq Flow Sub and Mule Shoe with NC38 Connections Stress relief grooves on Cr-Mn NC38 pin connections. Accepted
002/04 GSF Kevin Fearnley, OCTG Procter Consultancy Global Santa Fe Drill Pipe Charpy Values Accepted
003/04 GSF Kevin Fearnley, OCTG Procter Consultancy Global Santa Fe Drill Pipe Break-In of New Tool Joint Connections               Accepted
004/04 GSF Kevin Fearnley, OCTG Procter Consultancy Global Santa Fe Drill Pipe Charpy Values, Friction Weld              Accepted
005/04 GSF Kevin Fearnley, OCTG Procter Consultancy Global Santa Fe Drill Pipe Chemical Composition Tube Bodies              Accepted
006/04 GSF Kevin Fearnley, OCTG Procter Consultancy Global Santa Fe Drill Pipe Test Temperature for Tool Joint Charpy              Accepted
007/04 GSF Kevin Fearnley, OCTG Procter Consultancy Global Santa Fe Drill Pipe Thread Compounds              Accepted
001/05 Owen Jenkins, Fearnley Procter UK Shell EPE BHA Connections Shot Peening Accepted
002/05 Owen Jenkins, Fearnley Procter UK Talisman BHA Connections Shot Peening Accepted
003/05 Kevin Fearnley, Fearnley Procter UK Halliburton Pin Stress Relief Grooves Accepted
004/05 Kevin Fearnley, Fearnley Procter UK Halliburton MWD Equipment Connection boreback dimensions Accepted
005/05 Kevin Fearnley, Fearnley Procter UK Halliburton MWD Equipment Pin Stress Relief Grooves Rejected
006/05 Kevin Fearnley, Fearnley Procter UK Halliburton MWD Equipment Pin Stress Relief Grooves Rejected

If you require more details of any of the above exceptions, please contact kevin.fearnley@fearnleyprocter.co.uk