121131 Main Shaft for Nov Varco TDS11SA TDS8SA Top Drive

Short Description:

The Main Shaft is the definitive core transmission component engineered exclusively for NOV Varco TDS-11SA and TDS-8SA Top Drive Systems, serving as the backbone of both onshore and offshore drilling rigs. Forged from high-strength alloy steel, each shaft undergoes precision CNC machining and stringent heat treatment to endure extreme operational stresses. It is designed to bear massive axial loads from the drill string while continuously transmitting high rotary torque in harsh environments characterized by mud erosion, severe vibration, and frequent load cycling. Featuring exact dimensional tolerances and a perfectly matched structural profile, this component is fully interchangeable with OEM original parts, guaranteeing a seamless, zero-modification installation.


Product Detail

Product Tags

90852 SPACER,JAW,8 5/8-5 1/4
90858 SPACER,.509X.750X.5LG
91046 BUSHING,PIN,BAIL
91073 CENTRALIZER,SPRING
91138 ASSY,LOWER-IBOP,LARGE-BORE (T)
91252 BEARING,ROLLER,CYLINDRICAL,10.23X18.9X3.
91255 SEAL,HOUSING
91923 Seal,TDS-11,Varco 91923
92426 Protector,Pipe,Rubber,4-1/2″X6-3/4″,TDS-11,Varco 92426
92654 VALVE,CHECK,IN-LINE,.187DIA
92730 RING,SENSOR,ROTATION
94677 Wire-Rope .125 *Scd*
94679 Sleeve Oval Compression 1/8″ TDS*
94764 CYLINDER,C-BAL,5.0″*SCD*
94821 (MT)PLUG,MODIFIED, 3″NPT,W/.38NPT HOLE
94990 OIL-SEAL,BIG-BORE,TDS-S
95523 SHACKLE,ANCHOR,25-TON*SCD*
96290 TP PCB,+5V REGULATOR BD
96439 SEAL,U-CUP,4×4.5x.25
96575 Серьга
97575 VALVE,THERMOSTATIC,3-WAY
98290 LINER,STEM,UPPER
98291 SEAL, POLYPAK
98479 TOOL SET,LEE CO,PHM3I
98504 PLATE,COVER,ACCESS
98692 DRAIN,BREATHER, SOH=0, R/B 30158431-2
98898 CRANK,ASSY,EXTERNAL
105470 BRAKE CALIPER ASSY. (REPLACES 105470)
105479 IDS SEAL
105599 IDS SEAL V-RING
105857 IDS ADAPTER PLATE, PH-60
105917 IDS VALVE,NEEDLE D02
106052 IDS NUT,ROLLER
106164 SHACKLE, 1.5, 17 TON
106167 BRAKE PAD (MODIFIED) (REPLACES 106167)
107052 WASHER, LOCK, TAB, .56 DIA
107138 SLEEVE,WEAR
107520 IDS TUBE ASSY,BREATHER
107590 HOSE,FLEX,AIR,10.0ID 25 FOOT LONG
107714 BRACKET,CONTROL LOOP
108319 BEARING,ROLLER,TAPER,THRUST
109411 EXCHANGER,HEAT
109506 PIN,BAIL,4.25DIAX10.15,MS00009
109507 BUSHING SLEEVE 4.25 ID X 5.25 BRZ
109519 (MT)BEARING,ROLLER,TAPER,200X310MM
109521 (MT)BEARING,ROLLER,CYLINDRICAL,200X360MM
109522 (MT)BEARING,ROLLER,CYLINDRICAL,75X160MM
109523 ADAPTER,S-TUBE
109528 (MT)CALIPER,DISC BRAKE
109538 (MT)RING,RETAINING
109539 RING,SPACER
109542 PUMP,PISTON
109553 (MT)PLATE,ADAPTER,BRAKE
109554 HUB,BRAKE
109555 (MT)ROTOR,BRAKE
109557 (MT)WASHER,300SS
109561 (MT)IMPELLER,BLOWER (P)
109566 (MT)TUBE,BEARING,LUBE,A36
109591 (MT)SLEEVE,FLANGED,7.87ID,300SS
109593 (MT)RETAINER,BEARING,.34X17.0DIA
109594 (MT)COVER,BEARING,8.25DIA,A36-STL
109717 PIN,TAPER,.34DIAX2.25LG (5/PK)
109755 MOTOR,AC,EXPLOSION-PROOF
109944 BUSHING,FLANGED,2.75X1.5,BRZ
110001 COVER,BLOWER (P)
110008 (MT)O-RING,.275×50.5
110010 (MT)COVER,ACCESS,WELDMENT
110011 (MT)GASKET,COVER,ACCESS
110014 GASKET,BLOWER,7.6X12.5
110015 GASKET,BLOWER,7.6X8.5
110016 GASKET,BLOWER,7.6X11.6
110023 COUPLING,PUMP,HYD,.750BOREX1.375BORE
110034 TDS9S CMPD GEAR ALGN TOOL
110039 (MT)PIN,DOWEL,1.25DIAX3.8,MS27
110040 (MT)SLEEVE,MAINSHAFT
110042 SHELL,ACTUATOR (PH50)
110056 SEAL,ROD,1.5BORE
110070 BUTTON CNTRBLNCE BRKT; RING,SPACER 78X1
110076 (MT)CABLE,ARMORED,MULTI CONDUCTOR / SEE
110077 LUG,COUNTERBALANCE
110083 SPRING,COMPRESSION
110087 SPACER,SPRING,.25X2.1X3.2,STL
110110 GASKET,DUCT,BLOWER
110111 GASKET,MOTOR-PLATE
110112 (MT)GASKET,BLOWER,SCROLL
110116 (MT)GASKET,MOTOR-PLATE
110118 CRANK,OPERATING,INTERNAL
110123 KEY ,PIN,BAIL
110128 CRANK,IBOP,INTERNAL
110132 GASKET,COVER
110152 BUSHING,FLANGED,4.0X4.3X1.85
110171 TUBE,ASSY,BRAKE
110172 (MT)TUBE,ASSY,BRAKE
110173 TUBE,ASSY,BRAKE
110185 U-BOLT,.62DIA
110186 CYLINDER,ACTUATOR,IBOP ASSY TDS9S
110189 RETAIN-RING, TDS9S
110190 SPACER,BEARING,MOTOR TDS9S
110410 BRAKE CALIPER ASSY. (REPLACES 105470)

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