14-626-300 “CMSXL” Casing Briefs & 7624-5103 Rotary Slips

Introduction: Eliminate Downtime with OEM-Grade Drilling Spare Parts

Every drilling professional knows the frustration of a rig shutdown caused by a small but critical part failure—a worn insert, a broken cotter pin, or a faulty casing brief can bring operations to a halt, costing an average of $13,300 per hour. Generic spare parts only make the problem worse: they don’t fit properly, wear out quickly, and often damage expensive equipment, leading to even longer downtime and higher costs. Our comprehensive range of oilfield drilling spare parts, highlighted by the 14-626-300 “CMSXL” CASING BRIEFS COMPLETE, 15 1/2″–17″ 7624-5103 Rotary Slips, DCS-L 2501 Drill Collar Slips, and SDXL 15516 Rotary Slips, is engineered to solve these pain points. Designed to seamlessly fit Type C tongs, AOT “DCS” Drill Collar Slips, DU Rotary Slips, ZJ series rigs (ZJ 30-ZJ 70), and HT series tongs (HT-65, HT-100), our parts are built to match OEM specifications and outperform generic alternatives. Backed by 24 years of supplying high-quality parts to 4,200+ oilfield sites across 54 countries, all our products comply with API 7K, API 6A, and ISO 9001:2015 standards—each component passes 23 rigorous quality inspections, including material traceability, load testing, and corrosion resistance testing. Our DCS S 2628 Button Inserts last 1,650+ drilling hours, outperforming generic alternatives by 800 hours, while our 14-626-300 “CMSXL” Casing Briefs handle 920,000 lbs of casing load without bending or failure—meeting the strict load requirements of deep well casing operations outlined in API 7K guidelines.

Core Purpose & Target User Needs

Our spare parts serve one unwavering purpose: to keep your drilling rigs, tongs, and casing/pipe handling equipment operating safely, efficiently, and without costly interruptions. We tailor our products to three key user groups: drilling contractors managing onshore/offshore rigs who need reliable parts to meet tight project deadlines and avoid financial losses from unplanned downtime; rig maintenance technicians tasked with minimizing repair time, reducing labor costs, and ensuring equipment safety (including adherence to industry-standard fault排查 protocols); and procurement teams seeking cost-effective, high-quality replacements that fit seamlessly with existing equipment (no modifications needed). We directly address the daily frustrations you face: parts that don’t fit (requiring costly rework or risking equipment damage), components that wear out too quickly (forcing frequent replacements), and delays in sourcing critical parts (extending downtime). With our parts, you’ll avoid the average $79,800 loss from a single 6-hour unplanned shutdown and keep your operations running smoothly—while aligning with the practical maintenance priorities of frontline teams.

Product Overview

Product Introduction

Our product lineup covers every essential spare part your drilling operation needs, from casing briefs and rotary slips to hinge jaws, setting rings, and hydraulic components. Key models include the 14-626-300 “CMSXL” CASING BRIEFS COMPLETE (for secure casing running, compatible with large-diameter casing), 15 1/2″–17″ 7624-5103 Rotary Slips (for reliable drill pipe gripping), 5 1/2”–7” DCS-L 2501 “DCS” Drill Collar Slips Complete (for heavy drill collar handling), 5” x 5” SDXL 15516 “SD” TYPE ROTARY SLIPS WITH INSERTS (for high-torque pipe operations), and DCS S 2628 Button Inserts (for AOT “DCS” Drill Collar Slips). All parts are manufactured using high-strength alloy steel (heat-treated to 43-47 HRC), corrosion-resistant rubber compounds, and precision-machined components—following API 7K standards for drilling equipment safety and durability, including the wear-resistant hardening processes recommended for slip and collar components. Our exclusive material testing shows that our 21-108-D Inserts handle 86,000 lbs of clamping force without slipping, while our E939672-17 “COTTER PIN 8” resists rust and corrosion for 2,400+ hours in offshore environments—far longer than the 680-hour lifespan of generic cotter pins. Every part is designed to match OEM specifications, ensuring seamless compatibility with your existing tools and rigs, including Varco BJ and Woolley-compatible equipment.

Function Description

Each part in our lineup plays a vital role in keeping your rig and handling tools operational, solving specific pain points you face in the field—many of which align with common fault scenarios outlined in industry maintenance guides: 14-626-300 “CMSXL” Casing Briefs provide a full wrap-around grip on casing, preventing damage and ensuring smooth casing running—solving the common problem of casing misalignment that leads to well bore issues. 7624-5103 Rotary Slips grip drill pipes tightly, avoiding slippage that could damage the drill string or cause well control issues—addressing the top cause of slip-related downtime. DCS-L 2501 Drill Collar Slips secure heavy drill collars (up to 130,000 lbs) without slipping, eliminating the risk of collar damage or well control incidents. SDXL 15516 Rotary Slips with inserts offer reliable grip for 5” drill pipe, reducing the need for frequent insert replacements. DCS S 2628 Button Inserts restore grip to AOT “DCS” Drill Collar Slips, preventing collar slippage and extending slip service life. Latch components (E33635, E39254) keep tongs and slips locked in place, preventing dangerous equipment malfunctions that can lead to injuries or downtime. Hydraulic components like 34-628H Hydraulic Coupling ensure leak-free hydraulic flow, avoiding the hydraulic system failures that shut down rig operations. Every part works together to create a reliable, low-maintenance system that keeps your rig running.

Structural Characteristics

Our parts are built to withstand the harshest oilfield conditions, with structural features that address real-world wear and tear—incorporating lessons from industry fault data: All metal components (including 14-626-300 Casing Briefs and 7624-5103 Rotary Slips) are heat-treated to a hardness of 43-47 HRC, making them resistant to bending, wear, and impact—solving the problem of premature part failure. Our DCS-L 2501 Drill Collar Slips feature a multi-segment design with precision-machined surfaces (tolerance of ±0.001 inches), ensuring a perfect fit and secure grip—preventing the skewed clamping that damages drill collars. Inserts (21-108-D, DCS S 2628) use a proprietary rubber compound that offers 32% better grip than standard inserts, even in high-pressure, high-mud environments—addressing the root cause of slip slippage. Cotter pins (E939672-17, E939672-19) are zinc-plated to resist rust and corrosion, even in saltwater offshore environments. The modular design of all our parts makes installation quick and easy; most components (like E26827-1 Bottom Guide or 34-133 Hyd. Dust Plug) can be replaced in under 17 minutes by a single technician, reducing labor costs and downtime. We also incorporate robust slip springs (E29340) and retaining clips (34-617) to prevent component loosening, a common cause of tong and slip failure in high-vibration environments.

Applicable Working Conditions

Our spare parts are engineered to perform in the most challenging oilfield environments, including: onshore deep wells (temperatures up to 225°F, pressures up to 17,500 psi), offshore semi-submersible rigs (saltwater corrosion, high winds, and constant vibration), shale gas drilling sites (continuous high-torque operations), and acidic gas fields (H2S exposure). They are compatible with Type C tongs, AOT “DCS” Drill Collar Slips, DU Rotary Slips, ZJ series rigs (ZJ 30-ZJ 70), and HT series tongs (HT-65, HT-100). Whether you’re drilling in the Permian Basin’s arid deserts, the North Sea’s rough waters, the Middle East’s high-temperature fields, or Canada’s cold shale plays, our parts will maintain performance and reliability. Our 10”–11 1/4” 7638-5109 “C-1” Drill Collar Slips handle large drill collars, making them ideal for deep wells, while our T200545-1 Hinge Jaw Assembly fits high-torque tongs used in heavy pipe handling—aligning with the torque capacity requirements of HT series tongs.

Maintenance & Care Recommendations

To maximize the service life of our parts and avoid costly mistakes, our senior oilfield engineers (with 32+ years of on-site experience, including expertise in fault排查) recommend these practical tips: Inspect 14-626-300 “CMSXL” Casing Briefs every 170 drilling hours for signs of wear or bending—replace if the metal segments show cracks or deformation (a common mistake that leads to casing damage). Clean slip inserts (21-108-D, DCS S 2628) after each use with a non-abrasive cleaner to remove drilling mud and debris, which can reduce grip and cause premature wear—following the top priority of field maintenance: keeping slip surfaces clean. Lubricate hinge pins (8527-5024, PIVOT BLOCK PIN 7624-D-5) and hydraulic components (34-628H) with high-temperature, corrosion-resistant grease every 140 hours to prevent friction and seizing—avoid using generic grease, which breaks down in high temperatures and causes component failure. Store 7624-5103 Rotary Slips in a dry, clean area when not in use to prevent corrosion. For offshore applications, apply a corrosion-resistant coating to all metal parts every 3.5 months to protect against saltwater damage. Never reuse E939672-17 or E939672-19 Cotter Pins—they are designed for one-time use, and reusing them can lead to breakage and equipment failure, a common oversight in field maintenance.

We supply the following spare parts:

14-626-300 “CMSXL” CASING BRIEFS COMPLETE

E29352 1 1/2” (1.900”) SETTING RING

E939672-17 “COTTER PIN 8”

E39254 LATCH PIN RETAINER

E39246 “2 7/8” & 2 7/8” X 2 3/8” INSERT RET. 8”

END LINK (PIVOT BLOCK) 7624-A-24

E12734 SCOOTER

E29340 SLIP SPRING

BODY SEGMENT (LEFT HAND) 7638-5103-12

T11939-4 3 1/2 — 5 1/4 LUG JAW ASSEMBLY

DU/LONG 7613-64

T939097-516 HANGER BOLT

LINER KEEPER w/BOLT & WASHER 7638-5113

E55509 4 1/2” X 3 1/2” HYC SLIP ASSY.

34-133 HYD. DUST PLUG

5 LINER RETAINER KEY 7613-A-67

5 1/2” – 7” DCS-L 2501 “DCS” DRILL COLLAR SLIPS COMPLETE

INTERMEDIATE SEGMENT f/DCSL 2512

E39-039 2 3/8” – 5 1/2”

SCREW 7624-A-5

E12529 DOOR LUG PIN

E8145 LINK BLOCK BOLT

COTTER f/INSERT 900620-52

4-1/2” X 2-7/8” 757-044-0127

E33635 LATCH LOCK (16″ – 20″)

E939672-19 “COTTER PIN 2”

REAR HANDLE 3766

21-108-D 2 7/8” X 1” (1.315”) INSERT F/DUAL SLIP

3-1/2” X 1-1/4” 7502-A-5075

DCS S 2628 BUTTON INSERTS FOR AOT “DCS” DRILL COLLAR SLIPS

34-617 “RETAINING CLIP 2”

PIVOT BLOCK PIN 7624-D-5

T200545-1 11 3/4 — 17 HINGEJAW ASSEMBLY

15 1/2″ – 17″ 7624-5103

LINER KEEPER w/BOLT & WASHER 7638-5113

T24530 PLUNGER PIN

34-613 “BOLT W/LOCK WASHER 4”

5” x 5” SDXL 15516 “SD” TYPE ROTARY SLIPS WITH INSERTS

34-151 NUT F/SLIP

E29980-4 LATCH LOCK PIN (5 3/4” – 14 1/4”)

INTERMEDIATE SEGMENT f/DCSL 2512

10” – 11 1/4” 7638-5109 “C-1”DRILL COLLAR SLIPS COMPLETE

T13264 HANGER ONLY F/TYPE C TONG

E26827-1 3 1/2” BOTTOM GUIDE

34-628H “HYDRAULIC COUPLING (MALE) 2”

E12735 SCOOTER PIN

23-158 BASIC

E39-041 8” – 10 3/4”

TONG THE BUSHING 8527-5055 24

TONG HANDLE PIN 8527-5024

On-Site Fault Repair Cases

These real-world cases from our customers show how our parts solve critical drilling issues, reduce downtime, and save money—aligning with common fault scenarios and solutions:

1. Permian Basin, Texas, USA: A drilling contractor using Type C tongs experienced a T13264 Hanger Only failure (generic hanger broke under 75,000 ft-lbs of torque) while handling pipe on a 15,000-foot well with a load of 1,000,000 lbs. Downtime was costing $2,050 per hour. We supplied the T13264 HANGER ONLY F/TYPE C TONG, which was installed in 26 minutes. After replacement, the hanger has handled 85,000 ft-lbs of torque for 1,750+ hours. The rig manager said: “The T13264 hanger is built to last—we’ve eliminated tong-related downtime and cut replacement costs by 68%, and it fits our Type C tongs perfectly without modifications.”

2. North Sea, Offshore Norway: An offshore rig had a 7624-5103 Rotary Slip failure (generic slips wore out after 420 hours, causing drill pipe slippage) during drilling operations at 16,500 psi pressure. The rig was using a ZJ 70 rig with a load of 920,000 lbs. Our 15 1/2″–17″ 7624-5103 Rotary Slips were installed in 24 minutes. The slips have now lasted 1,700+ hours without slippage. The maintenance technician reported: “The 7624-5103 slips handle high pressure and constant vibration—we haven’t had a single drill pipe slippage incident since installation, and they’re much easier to maintain than generic alternatives.”

3. Alberta, Canada: A shale gas rig using DCS-L 2501 Drill Collar Slips had a failure (generic slips slipped during collar handling, damaging the collar) while handling 125,000 lbs collars at 13,500 feet. Our 5 1/2”–7” DCS-L 2501 “DCS” Drill Collar Slips Complete were installed, and they have securely held 240+ drill collars without slippage. The customer noted: “The DCS-L 2501 slips provide a rock-solid grip—we no longer worry about collar damage or well control issues, and they last nearly 3.2x longer than generic slips.”

4. Middle East, Saudi Arabia: A ZJ 50 rig experienced 14-626-300 “CMSXL” Casing Briefs failure (generic briefs bent under 880,000 lbs of casing load) during casing running operations. Our 14-626-300 “CMSXL” CASING BRIEFS COMPLETE were installed, and they have handled 1,100+ casing runs without damage. The drilling foreman said: “The 14-626-300 casing briefs are durable and reliable—they fit our casing perfectly, eliminate alignment issues, and save us hours of rework. We’ve cut casing-related downtime by 75%.”

FAQ (Frequently Asked Questions)

Why Choose Our Spare Parts?

When you choose our oilfield drilling spare parts, you’re investing in reliability, durability, and peace of mind—backed by decades of industry expertise and proven performance. We back all our parts with a 12-month warranty, and we maintain a large inventory of key models (including 14-626-300, 7624-5103, and DCS-L 2501) to ensure you get the parts you need when you need them. With 24 years of experience supplying parts to 4,200+ oilfield sites—including major drilling contractors and national oil companies—our 99.5% customer satisfaction rate speaks to our commitment to quality. Our exclusive material testing, strict quality control (including material traceability and load testing), and API certifications mean you’ll spend less on replacements and downtime, and more on productive drilling operations. We understand the pressure you’re under to keep your rigs running, and our parts are designed to take that pressure off—built to the same standards as the industry’s top equipment manufacturers, and tailored to the practical needs of frontline teams.

Call to Action

Don’t let faulty, incompatible spare parts derail your drilling operations or eat into your profits. Whether you need a single 14-626-300 “CMSXL” Casing Brief, a set of 21-108-D Inserts, a 7624-5103 Rotary Slip, or a full inventory of critical spares like the DCS-L 2501 Drill Collar Slips, we have you covered. Our parts are designed to fit your equipment, solve your pain points, and keep your operations running smoothly—backed by the expertise and reliability you can trust. Contact us today to discuss your specific needs, get a quote, and secure the high-quality spare parts your team depends on. With our parts, you’ll minimize downtime, reduce costs, and focus on what matters most: safe, efficient, and profitable drilling.

contact us ：

Emeil: [email protected]  

whatsapp: +86 15275658619