11” 3M SHAFFER LWS T-71

CATEGORY: BLOWOUT PREVENTERS – RAM STYLE, ANNULAR STYLE

11" 3M Shaffer LWS T-71 BOP Parts

LKC Equipment supplies replacement parts and components for the 11″ 3M Shaffer LWS T-71 Blowout Preventer (BOP). Designed for dependable well control and pressure containment, the Shaffer LWS T-71 is widely used in drilling, completion, workover, intervention, and pressure-control operations throughout the oil and gas industry.

Our inventory includes ram blocks, ram packers, piston assemblies, locking shafts, cylinders, carrier blocks, manifold tubes, seal kits, door assemblies, and replacement components designed to support the maintenance and rebuilding of Shaffer LWS T-71 BOP systems.

ITEM	PN#	Description
1	–	Body
2	–	Right Hand Door
3	–	Left Hand Door
4	65001	Pipe Plug
5	30106	Door Gasket
6	133012	Door Bolt
7	132405	Left Hand Cylinder
8	132404	Right Hand Cylinder
9	132406	Right Hand Cylinder Head
10	132407	Left Hand Cylinder Head
11	30141	O Ring – Cylinder and Cylinder Head
12	138795	Stud & Nut – Cylinder & Cylinder Head
13	20101	Nut for Cylinder Head Stud
15	30058	O-Ring – Cylinder Manifold Port
16	141266	Ram Shaft
17	132415	Packing Adapter
18	30077	O-Ring – Outer Packing Adapter
19	30000	O-Ring – Inner Packing Adapter
20	40952	Retainer Ring – Packing Adapter
21	40395	Scraper Ring – Ram Shaft
22	132413	Piston Assembly
23	132420*	Piston Body
24	132422*	Piston Rubber
25	132421*	Retainer – Piston Rubber
26	132423*	Cap Screw – Rubber Retainer
27	30071*	O-Ring – Piston
28	132414	Piston Locknut
29	10015	Set Screw – Piston Locknut
30	141268	Locking Shaft
31	130014	Thrust Bushing – Locking Shaft
32	40146	Retainer Ring – Thrust Bushing
33	30011	O-Ring – Outer Thrust Bushing
34	30065	O-Ring – Inner Thrust Bushing
35	40384	Scraper Ring – Locking Shaft
36	132411	Right Hand Hinge Bracket
36	132411	Left Hand Hinge Bracket
38	50080	Dowel Pin
39	10691	Cap Screw (Short) – Hinge Bracket
40	10622	Cap Screw (Long) – Hinge Bracket
41	132430	Manifold Tub – Hinge (Straight)
42	30054	O-Ring – Hinge Manifold Tube
43	132417	Hinge Pin
44	65001	Plug – Hinge Pin
45	30061	O-Ring – Hinge Pin
46	132424	Retainer Pin – Hinge Pin
47	66327	Thread Protector Plug
48	13549	1 3/8″ x 6 1/2″ Stud
49	13552	1 3/8″ Nut
50	50363	Wrench – Door
51	50133	Wrench – Cylinder Head
52	131107	Hand Wheel
53	6006K	Universel Joint
54	SEE TABLE	Ram Assembly
‡	135575	Retractor Stud STD. Trim
‡	220087	Hand Wheel Plug
‡	130006-1K	Seal Kit

RAM BLOCKS, PACKERS, TOP SEALS

DESCRIPTION	RAM BLOCKS	PACKERS
CSO	136800	136801
1.315″	136767	136796
1.66″	136793	136792
1.90″	136778	136779
2 1/16″	136782	136783
2 3/8″	136786	136787
2 7/8″	136790	136791
3 1/2″	142135	136807
4″	142168	136775
4 1/2″	142137	136767
4 3/4″	142176	136759
5″	142173	136804
5 1/2″	142139	136755
6 5/8″	136750	136751
7″	136746	136747
7 5/8″	136742	136743
8 5/8″	132066	132067
RAM BLOCK HOLDER (CARRIER)	135571
RETRACTOR STUD	135575
RETAINING SCREW (RAM RUBBER)	135546

RAM PACKERs

Shaffer LWS T-71 Blowout Preventer Components

The 11″ 3M Shaffer LWS T-71 incorporates hydraulic and mechanical assemblies designed for reliable operation in demanding oilfield environments.

Available components include:

BOP Body
Right-Hand Door
Left-Hand Door
Right-Hand Cylinder
Left-Hand Cylinder
Right-Hand Cylinder Head
Left-Hand Cylinder Head
Ram Shaft
Locking Shaft
Piston Assembly

These components work together to provide dependable pressure-control and well-control performance.

Hydraulic Cylinder & Piston Assemblies

The hydraulic operating system provides the force required to actuate ram assemblies during well-control operations.

Available components include:

Piston Assemblies
Piston Bodies
Piston Rubber
Piston Retainers
Piston O-Rings
Piston Locknuts
Set Screws
Hydraulic Cylinders
Cylinder Heads

These components help ensure efficient hydraulic operation and long-term reliability.

Ram Shaft & Locking Shaft Components

The ram shaft and locking shaft assemblies provide structural support and controlled movement of the ram system.

Available products include:

Ram Shafts
Locking Shafts
Packing Adapters
Thrust Bushings
Retainer Rings
Scraper Rings
Inner O-Rings
Outer O-Rings

These components help maintain sealing integrity and dependable ram performance.

Door Assemblies & Hinge Components

The door assembly is designed for durability, serviceability, and reliable field performance.

Available components include:

Door Assemblies
Door Gaskets
Door Bolts
Hinge Brackets
Hinge Pins
Hinge Pin Retainers
Dowel Pins
Thread Protector Plugs

These components contribute to equipment safety and long service life.

Manifold Tubes & Hydraulic Connections

The hydraulic manifold system distributes operating pressure throughout the BOP assembly.

Available products include:

Hinge Manifold Tubes
Manifold Connections
Manifold Tube O-Rings
Pipe Plugs
Hydraulic Connection Components

These components help maintain proper hydraulic flow and system integrity.

Seal Kits & Sealing Components

Maintaining seal integrity is critical to safe pressure-control operations.

Available sealing products include:

Door Gaskets
Cylinder O-Rings
Packing Adapter O-Rings
Piston O-Rings
Scraper Rings
Hinge Pin O-Rings
Locking Shaft O-Rings

Complete Seal Kit

Seal Kit Part Number: 130006-1K

The seal kit is designed to support maintenance and rebuilding of Shaffer LWS T-71 BOP systems.

Ram Blocks & Ram Packers

LKC Equipment supplies ram blocks and ram packers for a wide range of pipe sizes used in Shaffer LWS T-71 blowout preventers.

Available sizes include:

CSO
1.315″
1.66″
1.90″
2 1/16″
2 3/8″
2 7/8″
3 1/2″
4″
4 1/2″
4 3/4″
5″
5 1/2″
6 5/8″
7″
7 5/8″
8 5/8″

Matching ram blocks and ram packers are available for each size configuration.

Carrier Blocks & Ram Assembly Components

Additional ram assembly components are available to support maintenance and rebuilding requirements.

Available products include:

Ram Block Holders (Carrier Blocks)
Retractor Studs
Ram Rubber Retaining Screws
Ram Assembly Components

These parts help maintain proper ram operation and extend equipment service life.

Replacement Parts & Maintenance Components

LKC Equipment supplies replacement parts for maintaining and rebuilding Shaffer LWS T-71 BOP systems.

Available replacement components include:

Cylinders
Cylinder Heads
Piston Assemblies
Ram Shafts
Locking Shafts
Hinge Assemblies
Manifold Tubes
Carrier Blocks
Door Components
Seal Components
Packing Adapters
Scraper Rings
Hydraulic Components
O-Rings & Seal Kits

These replacement parts help reduce downtime, support preventative maintenance programs, and extend the service life of Shaffer LWS T-71 pressure-control equipment.

Applications

The 11″ 3M Shaffer LWS T-71 BOP is commonly used in:

Drilling Operations
Well Control Systems
Pressure Control Equipment
Workover Operations
Completion Activities
Intervention Services
Oilfield Maintenance Programs

These components help operators maintain safe and reliable well-control performance in demanding environments.

Why Choose LKC Equipment

LKC Equipment supplies quality pressure-control equipment and replacement parts for oilfield operations worldwide.

Benefits include:

Shaffer LWS T-71 BOP Parts
Ram Blocks & Ram Packers
Hydraulic Cylinder Components
Carrier Blocks & Ram Assemblies
Complete Seal Kits
Locking Shaft Assemblies
Multiple Pipe Size Configurations
Industry-Proven Pressure-Control Solutions

Frequently Asked Questions

What is a Shaffer LWS T-71 BOP?

The Shaffer LWS T-71 is a ram-style blowout preventer used to provide pressure control and well control during drilling, completion, and intervention operations.

What ram sizes are available?

Ram blocks and ram packers are available from CSO through 8 5/8″ pipe sizes.

Do you supply ram blocks and ram packers?

Yes. We supply matching ram blocks and ram packers for multiple tubular sizes used in Shaffer LWS T-71 BOP systems.

Is a seal kit available?

Yes. Complete Seal Kit Part Number 130006-1K is available for the 11″ 3M Shaffer LWS T-71.

Do you supply carrier blocks?

Yes. Carrier blocks, retractor studs, ram retaining screws, and additional ram assembly components are available.

Do you supply hydraulic cylinder components?

Yes. Hydraulic cylinders, cylinder heads, piston assemblies, locking shafts, manifold tubes, and related components are available.

Request a Quote from a Trusted Oilfield Equipment Supplier

Looking for 11″ 3M Shaffer LWS T-71 BOP parts, ram blocks, ram packers, carrier blocks, piston assemblies, hydraulic cylinders, seal kits, or replacement pressure-control components?

Contact LKC Equipment today for oilfield equipment, oil and gas tools, equipment availability, specifications, and pricing. Our team can help identify the correct Shaffer LWS T-71 replacement parts for your drilling, workover, completion, and well-control requirements. We supply new, used, and refurbished well control equipment for drilling, workover, and oilfield operations. Our team is ready to support your operations with reliable supply and fast service.

Our commitment to quality and reliability has positioned us as a trusted oilfield equipment supplier and oilfield supply company serving clients across Oklahoma, North Dakota, Pennsylvania, California, and Texas, and across the United States and worldwide.