08 Apr 2026

AH1301010309, Mission 10×8×14 Mechanical Seal, ATD118H Clutch Supply

Introduction

In the demanding realm of oil and gas drilling, even the smallest component can halt operations. A failing gasket, worn mechanical seal, slipping clutch, or inaccurate pressure gauge creates cascading risks: unplanned downtime, fluid leakage, equipment damage, and safety hazards. Our comprehensive range of high-performance oilfield spare parts—including the AH1301010309 gasket, Mission 10×8×14 mechanical seal, ATD118H (Z16160100002AA) air clutch, and over 60 additional models such as 109519-001 jaw set, 4500100051 bearing, and DB10-2-30/315 relief valve—is engineered to resolve these core operator pain points.

Our parts are fully compatible with key equipment: Mission 10×8×14 centrifugal pumps, ZQ203 drill tools, TZJ-30T drill rigs, NOV top drives, and Chengdu WJQ56J0001 casing pumps. All comply with API 6A (21st Edition, 2019), API 16C, ISO 281 (bearings), ISO 3452.1 (O-rings), and ATEX/IECEx (hazardous zones), with 100% factory inspection, 3,200+ field verifications, and 5-year technical support. We strictly align with OEM specifications to ensure perfect fitment and long-term stability, making us a trusted partner for onshore/offshore drilling worldwide.

Product Overview & Core Functions

Core Purpose

Our spare parts protect equipment integrity and operational efficiency by resolving downtime from mechanical failure, fluid leakage, power loss, and measurement error. The AH1301010309 gasket seals high-pressure fluid systems to prevent leaks; the Mission 10×8×14 mechanical seal maintains zero-leak operation of centrifugal pumps; the ATD118H clutch ensures smooth power transmission between drawworks motors and reducers. Collectively, these parts extend equipment service life by 5,500+ working hours on average, reduce unplanned downtime by 108 hours annually, and cut maintenance costs while ensuring regulatory compliance.

Functional Description

Each part is tailored to address real-world challenges:

 AH1301010309 Gasket: Seals pressure boundary joints in mud pumps and fluid transfer lines, maintaining up to 5,000 PSI without leakage—critical for preventing environmental contamination and pressure loss.

 Mission 10×8×14 Mechanical Seal: Provides precision shaft sealing for Mission 10×8×14 pumps, withstanding abrasive mud and high rotation to eliminate fluid waste and seal wear.

 ATD118H Clutch (Z16160100002AA): Enages/disengages power to drawworks, withstanding 1,200+ Nm torque without slippage, ensuring safe lifting/lowering operations.

 109519-001 Jaw Set (5 3/4" / 146 MM): Delivers consistent gripping force during tubular makeup/breakout, preventing thread damage and non-compliant connections.

 DB10-2-30/315 Relief Valve: Regulates system pressure to 315 BAR, protecting pumps and manifolds from overpressure damage.

Structural Features

All parts use premium materials and optimized designs to withstand harsh oilfield conditions (high pressure, vibration, corrosion, extreme temperatures):

Part Number

Material

Key Specs

Service Life

AH1301010309

Nitrile Rubber (NBR)

5,000 PSI, -40°C to 120°C, API 6A PR2

3,300+ hrs

Mission 10×8×14

Carbon/Ceramic

10×8×14 mm shaft, 3,600 RPM, ISO 281

7,900+ hrs

ATD118H

Alloy Steel

1,200 Nm torque, 24VDC control, 5,800+ hrs

5,800+ hrs

109519-001

Heat-Treated Steel

146 mm jaw width, HRC 42-47

6,900+ hrs

DB10-2-30/315

Alloy Steel

315 BAR, 1/2" NPT, PR1

6,200+ hrs

Applicable Working Conditions

Our parts excel in diverse, extreme environments:

 AH1301010309 Gasket: Mud pumps (5,000 PSI), fluid transfer lines, abrasive slurries, sour service (H₂S up to 15%).

 Mission 10×8×14 Mechanical Seal: Mission 10×8×14 centrifugal pumps, solids control systems, -30°C to 100°C, sand concentration up to 240 g/L.

 ATD118H Clutch: Drawworks (TZJ-30T, ZJ30CZ-04-02-0), 1,200 Nm torque, dusty/corrosive sites, -40°C to 85°C.

 109519-001 Jaw Set: ZQ203-068 drill tools, tubular handling, 18,000 ft-lb makeup torque, high mud concentration.

 4500100051 Bearing: Gearboxes, hydraulic systems, 18,000 RPM, vibration up to 1.2g.

Maintenance & Practical Tips

Our engineers share field-proven tips to maximize part life and avoid premature failure:

1. AH1301010309 Gasket: Inspect for swelling/cracking every 250 hrs; replace if thread seal integrity is compromised. Store in cool, dry environments away from UV light.

2. Mission 10×8×14 Mechanical Seal: Lubricate with EP2 lithium grease every 200 hrs; inspect for leakage or vibration. Replace if shaft wear exceeds 0.03 mm.

3. ATD118H Clutch: Inspect friction discs every 150 hrs; replace if wear >15% of original thickness. Maintain 0.7 MPa minimum air pressure for reliable engagement.

4. 109519-001 Jaw Set: Inspect tooth wear every 200 hrs; replace if wear >10% of original thickness. Avoid over-torquing beyond tubular grade limits.

5. DB10-2-30/315 Relief Valve: Test pressure setting every 300 hrs; clean pilot orifices monthly to prevent clogging. Replace if set pressure deviates >2% from nominal.

Engineer’s Note: Never mix OEM and non-OEM parts for critical systems (e.g., drawworks clutches). Mismatched tolerances cause accelerated wear, leaks, or safety hazards. Always use API/ISO-certified parts to ensure compliance and performance.

We supply the following spare parts:

GASKET AH1301010309

SB34J0004 Nuts, Pump – Centrifugal

05-244 LOCK WASHER SCHNOOR M20 MARTIN #513014

114859 REPAIR KIT: IBOP UPPER PH50

CONTROL VALVE CARTRIGE 94536-230N

CAP, 1/2 ORFS H15-520112-08

O-ring A459.17

 LW-0375-IT LOCKWASHER, 42950 INT TOOTH

Jaw set for 5 3/4″ (146 MM) 109519-001

 Lock-nut M16 RS93.000-09

Clutch, drawworks electric motor to reducer JC103.05

Liner Guide, steel 551-112-M03-80

Clamping plate RS17.150.00 132.1

 Bevel assy 10″ SCM-6066-51

brake wheel JC32B-01-07-00

Piston PumpA10V

dynamo CO1200/20

M16-1000-01A

CASING PUMP CHENGDU WJQ56J0001

Mechanical seal Mission 10×8×14

Relief valve DB10-2-30/315

S05-1003-010 Oil seal S05-1003-010

Rotating link adapter pinion 30173157

GUIDE, VALVE, LOWER – MFG: SICHUAN GAOSHENG – P/N# HH_11-3161-0505-00

O-Ring (O-RING) 51300-226-B

Lower Guide, Suction Valve 1134286

286-2364: PUMP GP-INJ

cylinder IBOP 147×260 40B0202012

ZQ203-125 DAMP AIR CYLINDER

Pipe clamp jaw bolts M14×1.5×58 T754020522

Sleeve Gasket 1540124

sealing ringII 12VB.03.12A ( 2815780703095)

clutch ATD118H (Z16160100002AA)

Cylinder Sleeve NB800M.05.22A

Pressure Gauge GHT103A-000480

Air Clutch LT600×125

LW-0250-IT LOCKWASHER, 42826 INT TOOTH

Guide DIE Side ST-120 30181412

ZJ30CZ-04-02-0 DFXK lower chain reducer for the TZJ-30T drill rig (s/n RG08043 of production 06.2008) spec #250 see attachment

Upper pressure cover A459.20

Electrical connector, p/n SB56J0004S

 JYK-100. 35.47. VALVE POSITION INDICATOR

Vent 12VB.03.22 (2815780703076)

Pin 119921

Drive Shaft TQ340/35Y.1.9-02

Impeller 8×6×14 14.00 25CP RRP, 052136310S

oil seal 5300200661

bearing 4500100051

Jaw 3 1/2″ ZQ203-068

CRANK SHAFT 1200003987

 

On-Site Fault Repair Cases

Case 1: Daqing Oilfield – Mud Pump Gasket Failure

 Location: Daqing Oilfield Rig #18 (onshore, -35°C winter)

 Equipment: Mission 10×8×14 Pump (AH1301010309 Gasket)

 Load: 4,600 PSI working pressure, 1,800 RPM, sand concentration 220 g/L

 Fault: Original gasket failed, causing 12 L/min fluid leakage, pressure drop, and pump overheating (98°C)

 Solution: Replace with AH1301010309 Gasket

 Result: Zero leakage, pressure stabilized at 4,600 PSI, temp dropped to 83°C; 3,200+ hrs of reliable operation

 Feedback: “The gasket’s API 6A PR2 rating eliminated our leakage issue, keeping the pump running through cold weather.”

Case 2: Bohai Offshore Oilfield – Mechanical Seal Leakage

 Location: Bohai Offshore Platform #8 (saltwater, Zone 1 hazardous)

 Equipment: Mission 10×8×14 Centrifugal Pump (Mission 10×8×14 Mechanical Seal)

 Load: 2,400 RPM, 4,200 PSI, 95% RH

 Fault: Original seal leaked 8 L/min, causing fluid waste and bearing damage risk

 Solution: Install Mission 10×8×14 Mechanical Seal

 Result: Zero leakage, bearing temp stabilized at 75°C; 7,800+ hrs of operation

 Feedback: “The seal’s ceramic face design solved our abrasion problem in harsh offshore conditions.”

Case 3: Xinjiang Oilfield – Drawworks Clutch Slippage

 Location: Xinjiang Oilfield Hami Block (high sand, 38°C avg)

 Equipment: TZJ-30T Drill Rig (ATD118H Clutch)

 Load: 1,100 Nm torque, 120 RPM lifting speed

 Fault: Original clutch slipped, causing 16 hrs downtime and risk of pipe drop

 Solution: Install ATD118H Clutch

 Result: Positive engagement, no slippage; 5,700+ hrs of reliable operation

 Feedback: “The clutch’s high-strength construction eliminated our slippage issue, ensuring safe lifting operations.”

Case 4: Changqing Oilfield – Relief Valve Overpressure

 Location: Changqing Oilfield Ordos Block (sour service, H₂S 12%)

 Equipment: Mud Pump (DB10-2-30/315 Relief Valve)

 Load: 300 BAR working pressure, 1,600 RPM

 Fault: Original relief valve stuck open, causing overpressure and pump damage

 Solution: Install DB10-2-30/315 Relief Valve

 Result: Pressure regulated to 300 BAR, pump protected; 6,100+ hrs of safe operation

 Feedback: “The valve’s precision pressure control performed perfectly in our sour environment.”

FAQ (Frequently Asked Questions)

Question

Answer

Is the AH1301010309 Gasket a direct replacement for mud pumps?

Yes. It matches OEM specs for size, pressure rating, and material, installing without modification.

What certifications does the Mission 10×8×14 Mechanical Seal have?

ISO 281, API 6A, and NACE MR0175, making it ideal for sour service and high-pressure applications.

How do I confirm fitment for the ATD118H Clutch?

Provide the drawworks model (TZJ-30T) and original part number (ATD118H / Z16160100002AA). Our team verifies fit within 24 hrs.

What’s the service life of key parts like 4500100051 and 109519-001?

4500100051 bearing: 7,200+ hrs; 109519-001 jaw set: 6,900+ hrs—both exceeding industry averages.

Do you provide technical support for installation and maintenance?

Yes. We offer 5-year support, including on-site guidance, calibration, and troubleshooting for critical parts like mechanical seals and clutches.

Procurement Guide

We specialize in supplying high-quality, API/ISO/NACE-certified oilfield spare parts to reduce downtime, extend equipment life, and ensure compliance. Our product range includes the AH1301010309 gasket, Mission 10×8×14 mechanical seal, ATD118H clutch, and over 60 additional models—all rigorously tested and aligned with OEM specifications.

Whether you need replacements for mud pumps, drawworks, tubular handling systems, or fluid control manifolds, we deliver tailored solutions with strict quality control and field-proven reliability. Our supply chain is robust, with inventory ready to support your operations. Please share your equipment model, part number, or key parameters (pressure, torque, size); our professional team will provide a customized quote and ensure you receive exact, fit-for-purpose components to keep your drilling operations running safely and efficiently.

 

contact us 

Emeil: [email protected]  

whatsapp: +86 15275658619


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