1. Introduction
1.1 Applicable Equipment & Component Coverage
This guide focuses on the general assembly components for BOMCO F-1300 and F-1600 mud pumps, covering all listed parts (e.g., Frame Assembly AH1301020100, Crankshaft Assembly AH1301020200/AH1601020100, KB-75 Pulsation Dampener AK75350200). All components are 100% compatible with BOMCO F-1300 and F-1600 mud pump models, adhering to OEM specifications, API Spec 7K (oilfield drilling equipment), and ISO 9001 quality management standards for reliable performance in drilling operations.
1.2 Target User Needs & Core Purpose
Target users include oilfield drilling maintenance teams, BOMCO equipment operators, procurement managers, and drilling service providers. We address critical pain points such as component mismatch, premature wear, assembly failure, and unplanned downtime—issues that disrupt drilling efficiency and increase operational costs. The core purpose is to provide comprehensive technical guidance and clear procurement standards, ensuring seamless assembly replacement, prolonged pump service life, and stable performance in harsh drilling environments.
2. Product Overview
The BOMCO F-1300/1600 mud pump general assembly comprises 45+ critical components, from structural frames and power transmission parts to seals, fasteners, and auxiliary safety components. These parts work synergistically to support the mud pump’s core function of circulating drilling mud in oilfield operations. Each component is manufactured to OEM tolerances, using high-grade materials to resist abrasion, corrosion, and high-pressure stress—ensuring compatibility and reliability that non-genuine parts cannot match. The assembly includes core power components (crankshaft, pinion shaft), structural parts (frame, skid), fluid control elements (fluid end assembly, pulsation dampener), and maintenance accessories (tools list, spare parts list) for full operational support.
3. Functional Description
3.1 Core Power Transmission Components
Components like the Crankshaft Assembly (AH1301020200/AH1601020100) and Pinion Shaft Assembly (AH1301020300/AH1601020200) convert mechanical power into reciprocating motion, driving the fluid end to circulate drilling mud. The Crosshead Assembly (AH1301020400) ensures smooth linear motion, reducing friction and wear between moving parts—critical for sustained high-load operation.
3.2 Structural & Fluid Control Components
The Frame Assembly (AH1301020100) and Skid (AH1301020700) provide stable structural support, withstanding vibration and pressure during drilling. The Fluid End Assembly (AH1301020500) regulates mud flow and pressure, while the KB-75 Pulsation Dampener (AK75350200) reduces pressure fluctuations to protect the pump and pipeline. The JA-3 Shear Relief Valve (AH0000060200) prevents overpressure damage, enhancing operational safety.
3.3 Auxiliary & Maintenance Components
Fasteners (bolts, nuts, washers), gaskets, and rubber parts ensure secure assembly and leak prevention. The Piston and Liner Wash (AH1301020800) maintains cleanliness of key components, extending their service life. The Tools List (AH1301021000) and Spare Parts List (AH1301021100) facilitate efficient maintenance and quick part replacement, minimizing downtime.
4. Structural Features
4.1 Durable Structural Design
Core structural parts (frame, skid, crankshaft) are made of high-strength alloy steel (40CrNiMoA, 20CrMnTi) with carburizing, quenching, and tempering treatments—enhancing toughness, wear resistance, and fatigue strength. The frame features a rigid design to reduce vibration, while the skid enables easy transportation and installation on drilling sites.
4.2 Precision-Machined Components
Power transmission parts (pinion shaft, crosshead) undergo precision machining to meet OEM tolerances, ensuring smooth motion and minimal wear. Fluid control components (fluid end, valves) have hardened internal surfaces and high-pressure seals (fluorine rubber, nitrile rubber) to resist mud abrasion and prevent leakage.
4.3 Modular & Compatible Design
Most components are universally compatible with both F-1300 and F-1600 models (marked with dual part numbers), simplifying procurement and inventory management. Modular assembly design allows for quick disassembly and replacement of individual parts, reducing maintenance time and labor costs.
5. Applicable Working Conditions
These general assembly components are engineered for harsh oilfield drilling environments, including: 1) Temperature range: -20℃ to 85℃, adapting to both onshore and offshore climates; 2) Pressure range: 0 to 70MPa, matching the F-1300/1600 mud pump’s rated working pressure; 3) Media compatibility: Resistant to drilling mud, saline water, and chemical additives; 4) Operating scenarios: Onshore/offshore oil and gas drilling, horizontal drilling, and high-pressure fracturing operations. They withstand heavy vibration, dust, humidity, and abrasive media, ensuring reliable performance in continuous operation.
6. Maintenance & Care Recommendations
6.1 Routine Inspection
Conduct daily checks for leaks, loose fasteners, and abnormal noise. Inspect gaskets, seals, and rubber parts weekly for wear or damage. Monthly inspections should include checking component alignment (crankshaft, pinion shaft), fluid levels in the lubrication system, and pressure gauge accuracy—all in line with API 7K Clause 9.3.
6.2 Lubrication Management
Use OEM-specified high-temperature, anti-wear lubricant for power transmission components (crankshaft, crosshead). Replace lubricant every 500 working hours, and flush the lubrication system every 1,000 working hours to remove debris. Ensure the Lubrication Assembly (AH1301020600) is functioning properly to avoid insufficient lubrication.
6.3 Component Replacement Guidelines
Replace gaskets and seals immediately if leaks are detected. Replace power transmission parts (crankshaft, pinion shaft) when wear exceeds 0.5mm or fatigue cracks are found (verified via non-destructive testing). Use only genuine OEM-compatible parts to avoid mismatch and potential pump damage. Follow the Tools List (AH1301021000) for proper assembly/disassembly procedures.
No. Description F-1300 F-1600
1 Frame Assembly AH1301020100 AH1301020100
2 Crankshaft Assembly AH1301020200 AH1601020100
3 Pinion Shaft Assembly AH1301020300 AH1601020200
4 Crosshead Assembly AH1301020400 AH1301020400
5 Fluid End Assembly AH1301020500 AH1301020500
6 Lubrication Assembly AH1301020600 AH1301020600
7 Skid AH1301020700 AH1301020700
8 Piston and Liner Wash AH1301020800 AH1301020800
9 Gasket AH10010109 AH10010109
10 Breather Cap T515-101.00 T515-101.00
11 BOMCO Name Plate AH13010209 AH16010203
12 Crane AH1301011000 AH1301011000
13 Crane Frame AH1301011100 AH1301011100
14 Cover Plate AH1301011200 AH1301011200
15 Gasket AH13010113 AH13010113
16 Bolt 1/2-13UNCX1 1/4 T500-1001 T500-1001
17 Oil Level Name Plate AH10010113 AH10010210
18 Oil Lever Indicator Assy. AH1001011400 AH1001011400
19 Clear Out Cover（Ⅲ） AH1001011500 AH1001011500
20 Gasket AH10010116 AH10010116
21 Bolt 1/2-13UNCX1 1/2 T500-1017 T500-1017
22 Crosshead Door Cover AH13010114 AH16010104
23 Gasket AH13010115 AH13010115
24 Bolt 5/8-11UNCX1 5/8 T500-1010 T500-1010
25 Washer 12 420501036120200000 420501036120200000
26 Rivet 3X10 420999050603001000 420999050603001000
27 Nut 1-8UNC-2B T501-1003 T501-1003
28 Bolt 1-8UNCX3 1/4 T500-1013 T500-1013
29 Washer 27 420503011271600000 420503011271600000
30 Washer 16 420501036160200000 420501036160200000
31 Bolt 5/8-11UNCX1 3/4 T500-1008 T500-1008
32 Nut 5/8-11UNC-2B T501-1002 T501-1002
33 Washer 16 420503010161600000 420503010161600000
34 Rubber bar 40X10X5800 140601061000000000 140601061000000000
35 Head Screw M4×16 420101050704001606 420101050704001606
36
Double Scale Pressure
Gauge 0-70MPa
380207192602511514 380207192602511514
37 Discharge Elbow AH10010212 AH10010212
38 Discharge Flange T508-1002 T508-1002
39 Ring Gasket R44 T508-5002 T508-5002
40
Discharge Strainer
Assembly
AH1001021100
AH1001021100
41 KB-75 Pulsation Dampener AK75350200 AK75350200
42 JA-3 Shear Relief Valve AH0000060200 AH0000060200
43 10ml Glue for Screw Lock 170506010100243000 170506010100243000
44 Cover Plate Assembly AH1301011800 AH1301011800
45 Adjusting Shim AH13010119 AH13010119
Tools List AH1301021000 AH1301021000
Spare parts List AH1301021100 AH1301021100
7. On-Site Fault Repair Cases
Case 1: Fluid End Assembly (AH1301020500) Leakage
Fault Phenomenon: A BOMCO F-1600 mud pump experienced severe mud leakage from the fluid end assembly, reducing circulation pressure. Diagnosis: Worn ring gaskets and damaged internal seals due to abrasive drilling mud, violating API 7K fluid end maintenance standards. Solution: Replaced ring gaskets (R44 T508-5002) and fluid end seals, cleaned the assembly, and installed a discharge strainer to filter debris. Result: Leakage stopped, circulation pressure restored, and fluid end service life extended.
Case 2: Crankshaft Assembly (AH1601020100) Vibration & Noise
Fault Phenomenon: An F-1600 pump produced abnormal vibration and noise during operation, with reduced power transmission efficiency. Diagnosis: Crankshaft misalignment and worn bearings from insufficient lubrication. Solution: Realigned the crankshaft, replaced worn bearings, refilled with OEM-specified lubricant, and adjusted the lubrication assembly. Result: Vibration and noise eliminated, pump performance restored to rated levels.
Case 3: JA-3 Shear Relief Valve (AH0000060200) Malfunction
Fault Phenomenon: The shear relief valve failed to activate during overpressure, risking pump damage. Diagnosis: Clogged valve core from mud debris and a worn shear pin. Solution: Disassembled and cleaned the valve, replaced the shear pin with an OEM part, and installed a pre-filter to prevent debris ingress. Result: Valve function restored, overpressure protection activated reliably, avoiding potential pump failure.
Case 4: Crosshead Assembly (AH1301020400) Wear & Seizure
Fault Phenomenon: A BOMCO F-1300 pump’s crosshead assembly seized during operation, causing sudden downtime. Diagnosis: Bronze bushing wear from insufficient lubrication and mud contamination. Solution: Replaced the crosshead assembly and bushings, flushed the lubrication system, and installed a protective cover to prevent mud ingress. Result: Crosshead motion restored, no further seizure, and maintenance frequency reduced by 60%.
8. FAQ
Question | Answer |
Are all these components compatible with both F-1300 and F-1600 models? | Most components are dual-model compatible (marked with F-1300/F-1600 part numbers), while a few are model-specific. Refer to the part number cross-reference (e.g., AH1301020200 for F-1300, AH1601020100 for F-1600) or contact us for verification to ensure perfect compatibility. |
How to confirm the correct replacement part for my mud pump? | Match the part number (e.g., AH1301020100) to your pump’s serial number and OEM manual. Our team can cross-reference your pump model and faulty component function to recommend the right part, avoiding mismatches that cause further damage. |
What is the recommended maintenance interval for these components? | Follow API 7K guidelines and BOMCO’s OEM manual: daily leak/noise checks, weekly seal/gasket inspections, monthly alignment and lubrication checks, and quarterly non-destructive testing for core power components. Replace lubricant every 500 working hours. |
Why should I use genuine/OEM-compatible parts instead of generic alternatives? | Genuine parts meet OEM tolerances and material standards, ensuring compatibility, wear resistance, and safety. Generic parts often have poor fit, inferior materials, and lack pressure resistance—leading to premature failure, pump damage, and costly downtime, which violates API 7K safety requirements. |
Do you provide technical support for part installation and maintenance? | Yes, we offer on-site and online technical support, including installation guidance, maintenance tutorials, and fault troubleshooting. We also provide the Tools List (AH1301021000) and Spare Parts List (AH1301021100) to simplify maintenance and part replacement. |
9. Procurement Guide & Conclusion
We provide a full range of genuine, OEM-compatible general assembly components for BOMCO F-1300/1600 mud pumps, covering all listed parts and complying with API 7K and ISO 9001 standards. Our components solve common drilling pain points—mismatch, premature wear, and unplanned downtime—while offering clear procurement standards and technical support. Each part undergoes strict quality testing with traceable reports, ensuring reliability and durability in harsh oilfield environments. Whether you need core power components, structural parts, or maintenance accessories, we deliver tailored solutions to keep your BOMCO mud pumps running efficiently. Contact us for part verification, technical consultation, or procurement inquiries—we are committed to supporting your drilling operations with high-quality, compatible components.
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