1.90.894 Nov Main Spindle Shaft / Main Drive Shaft Original Spare Part for Oilfield Drilling Top Drive

Short Description:

This NOV main spindle with part number 1.90.894 is a core rotary component specially developed for oilfield top drive drilling systems. Made of high-strength forged alloy steel following API industry standards, it features outstanding wear resistance, anti-corrosion performance and stable high-torque operation to cope with harsh underground drilling conditions.
The spindle undergoes precise CNC machining, with strict dimensional tolerance control to ensure seamless assembly matching with NOV top drive equipment. It serves as the key rotating transmission part of the top drive, reliably transferring power during well drilling, lowering equipment jamming and failure risks, and extending the overall service life of drilling machinery.

Product Detail

Product Tags

Part Number Description
15015+30 CLAMP, HOSE (REPLACES 15015)
155070+20 SPARE PART KIT, 13-5M SBOP, 2YR SVC
16401-2 PYRAMID,TONG,DIE(TYPE”C”ROTARY-TONG)
16401-6 DIE,DIAMOND-TOOTH,1/2″ x 1-1/4″ x 5″
16402-6 BJ TONG DIE, BLUE DIAMOND
16511884-001 JAW, PROPRIETARY; TOOL JOINT; PIPE HANDL
16512156-001 ASSY, JAW, PH100
16512158-001 ASSY, JAW, PH100
16525886-001 JAW ASSEMBLY (4-1/2 NC50)
16529453-001 Capture
16532+50 KEY, .50 SQUARE x 2.8, 1018 STL
16541653-001 ASSY, JAW, PH-100
16625094-001 ENCODER: INCREMENTAL TOP DRIVE
16653908-001 Accumulator Hydro-Pneumatic 5″ Ce- Seal Kit
16653908-002 SEALKIT:5INHYDROPNEUMATICACCUM
16683433-001 RETROFIT KIT: COUNTERBALANCE ACCUMULATOR 5inch
16722207-001 SEAL:11.5INTDS-10SLINKADAPTER
18306701-001 GLYDRING:ROTARY11INRODTDST/DRIVE
18306702-001 GLYDRING:TDS-10SRODSEAL11.5IN
19377-8 HPU HOSE, PUMP INLET
195418-21 RING, WIPER
20020138+20 NIPPLE, Q/D, 1/2″, CHECK VLV TYPE, SAE MALE, STL
20020753+20 SHAFT, RAM, 11-5M, LXT, MNLK, 3.5″ DIA
216864-3 JAW: ASSY NC38/NC46 PH100 PIPEHANDLER
2170-54 KIT, INSERT – SDXL/SDL
222198-01R:58P BRKT-MTG, MUSHROOM SW GUARD ROD
2302070107H COOLER,HYD. FAN DRIVEN HERESIT COATED
30087708-02 PUSHBUTTON,FLUSH LR/BLKDC
30087708-16 DC PUSHBTN,ILLM GRN W/GRD
30087708-17 PUSHBUTTON, ILLUM – AMBER W/GUARD
30087708-26 SEL SWITCH MT 2 POS LR DC
30087708-30 SEL SWITCH 3 POS RET CTR
30087708-36 SEL SWITCH 3 POS MT/LR
30087708-40 INDICATING LIGHT, 24V DC AMBER
30087708-41 DC LITE,IND 120V RED (MTO)
30087708-43 DC LITE,IND 120V AMBER (MTO)
30087708-44 LAMP MIN. BAYONET 24V
30087708-46 DC OPERATOR,POT
30087708-67 SW,PB MUSHROOM HD LR/RED
30091548-2 LIGHT, INDICATOR RED
30107236-1DN Sequence Valve Cartridge
30111013-1 KIT, FILTER, GEAR-OIL (FILTER AND O-RING
30111013-3 DIRT ALARM
30111013-4 O-RING
30111013-KIT KIT, FILTER, GEAR-OIL (FILTER AND O-RING)
30113982-500 TUBE,DRAIN,RESERVOIR,ASSY,TDS11
30114017-1 (MT)MOUNTING PLATE,BLOWER MOTOR
30114085-500 TUBE,PRE-FILL,MANIFOLD, ASSY, TDS9
30114086-500 TUBE,PUMP/RESERVOIR TDS11
30114093-75 ELBOW,S-PIPE LOW TEMP (T)

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