71 Series Hydraulic Hose Crimp Fittings Manufacturer

Topa supplies 71 series compatible one-piece hydraulic hose fittings for high-pressure spiral hose assemblies. Send us your part number, hose size, thread type, or fitting photo, and our team can help check the suitable replacement model.

Product Lists

Topa’s 71 Series fittings are designed as permanent, one-piece "bite-the-wire" crimp fittings. They offer fast, reliable assembly and support a wide range of hydraulic applications.

Topa 71 series fittings are designed as aftermarket compatible replacement options for commonly used Parker 71 series hydraulic hose fitting systems. They are not original Parker products. Please confirm hose type, thread size, sealing form, fitting angle, and crimping data before assembly.

10171

Male NPTF Pipe - Rigid

10671

Female JIC 37° - Swive

11571

SAE Code 61 Flange Head

11971

SAE Code 61 Flange Head - 90° Elbow

13771

Female JIC 37° - Swivel - 45° Elbow - Short Drop

13971

Female JIC 37° - Swivel - 90° Elbow - Short Drop

1J971

Female Seal-Lok™ - Swivel - 90° Elbow - Short Drop

1JS71

Female Seal-Lok™ - Swivel - Long

Key Features of 71 Series Hydraulic Crimp Fittings

The 71 Series hydraulic crimp fitting consists of two primary parts — the fitting body and the ferrule. The fitting body forms the connection interface with the hydraulic port, while the ferrule is crimped onto the hose to create a secure and permanent connection.

One-Piece Design

Integrated fitting and ferrule construction reduces part count, simplifies assembly, and lowers inventory requirements.

No-Skive Technology

Works with No-Skive hoses, eliminating the need to remove the hose cover before crimping — saving time and avoiding assembly errors.

Bite-the-Wire Connection

Special crimp profile “bites” into the hose reinforcement for a secure, permanent, leak-free connection under pressure.

Versatile Configurations

Offered in straight, 45°, 60°, 90°, and 110° elbows, flanges, and threaded options to suit different routing and system designs.

High Compatibility

The 71 Series hydraulic crimp fittings are designed for high-pressure applications and are compatible with 4-spiral hoses.

Category	Details
Design	No-skive, bite-the-wire crimp profile
Compatible Hose Types	4-spiral hoses
Hose Sizes	From 3/8″ (-6) up to 2″ (-32)
End Configurations	Straight, 45°, 60°, 90°, and 110° elbows; SAE and ISO flanges; male/female threaded ends; ORFS and JIC connections
Working Pressure	Up to 6000 psi (depending on hose type and size)
Temperature Range	–40 °C to +100 °C (–40 °F to +212 °F) for standard hoses

Why Choose 71 Series Fittings

Choosing the wrong fitting for high-pressure spiral hose assemblies can cause leakage, hose pull-off, equipment downtime, and customer complaints. Topa 71 series compatible fittings are designed for customers who need a reliable Parker-style replacement option with stable dimensions, broad model coverage, and flexible supply support.

Parker-Style Replacement Support

Many distributors and hose shops use Parker 71 series part numbers as their reference. Topa can help check compatible replacement models based on Parker part numbers, hose size, thread type, fitting angle, and product photos.

Reduce Hose Assembly Mistakes

The one-piece structure combines the fitting nipple and ferrule into one part. This helps reduce mismatching problems between separate nipples and ferrules during hose assembly, especially when handling many sizes and models.

Built for High-Pressure Spiral Hose

71 series fittings are mainly used for heavy-duty spiral hydraulic hose assemblies. They are suitable for demanding applications where pressure, vibration, and working conditions are more severe than general hydraulic systems.

More Cost-Effective Than Branded Options

For distributors, repair shops, and OEM buyers, compatible replacement fittings can help reduce purchasing costs while maintaining stable supply and suitable product performance for daily hose assembly needs.

Support for Mixed Models and Fast-Moving Sizes

Hydraulic distributors often need many small and medium-size SKUs instead of one single model. Topa supports mixed 71 series fitting orders, fast-moving model selection, and repeat replenishment for warehouse stock.

OEM Packaging and Label Support

Clear packaging helps reduce warehouse mistakes and improves local market sales. Topa can provide customized bags, carton labels, barcode labels, customer codes, and private label packaging for distributors.

Applications

The 71 Series hydraulic crimp fittings are suitable for a wide range of high-pressure hydraulic systems, including:

Construction Machinery

Construction sites demand hydraulic systems that can endure extreme pressure, shock loads, and continuous operation. Machines like excavators, loaders, bulldozers, and cranes require fittings capable of handling rugged environments while ensuring safe, leak-free connections.

Agricultural Machinery

In modern agriculture, equipment such as tractors, harvesters, and sprayers relies heavily on hydraulic power for lifting, steering, and precision control. The 71 Series Crimp Fittings, when paired with durable , provide reliable fluid transfer that can withstand constant vibration, exposure to dust, and varying weather conditions.

Mining & Quarrying

Send 71 Series Part Number for Matching

If you are using Parker 71 series fittings, Topa can help check compatible replacement models based on hose size, thread type, fitting angle, sealing form, material, and order quantity. You do not need to confirm every detail by yourself. Send us the Parker part number, fitting photo, drawing, or sample information, and our team will help you identify the suitable 71 series compatible replacement.

What You Can Send

Manufacturing & Quality Inspection Process

Each 71 series compatible fitting goes through controlled machining and inspection steps before shipment. Topa checks material, thread, sealing surface, crimping area, surface treatment, and packing details to help customers reduce leakage, mismatch, and assembly failure risks.

Raw Material Cutting

Production starts with controlled raw material cutting. Topa selects qualified steel and cuts it to precise lengths based on fitting specifications.

CNC Machining

During CNC machining, key areas such as threads, hex size, hose insert section, and sealing surfaces are precisely processed.

Key Dimension Inspection

After machining, critical dimensions including insertion depth, crimping area, fitting angle, and connection size are checked.

Zinc Plating

Fittings are treated with zinc plating or other surface coatings to improve corrosion resistance.

Appearance Inspection

After plating, each fitting is visually inspected for surface defects such as scratches, burrs, uneven coating, or discoloration.

Pressure Testing

Finished fittings undergo pressure testing to verify sealing performance and structural strength.

OEM & Customization Support

Topa supports OEM and customized 71 series fitting orders for hydraulic distributors, hose assembly shops, maintenance companies, and equipment service brands. Whether you need Parker-style replacement models, private label packaging, or special material options, our team can help prepare suitable solutions for your local market.

Your brand name, part number, size, material code, or customer code can be marked on suitable fitting areas for easier identification and brand presentation.

Customers can choose carbon steel, stainless steel 304, stainless steel 316, brass, zinc plating, zinc-nickel plating, anti-rust oil, or other surface treatment options according to working conditions and market requirements.

For distributors and brand owners, Topa supports customized bags, carton labels, barcode labels, and private label packaging.

For special hydraulic systems, Topa can support customized thread types, connection forms, fitting angles, and sizes according to drawings, samples, or technical requirements.

Support for 71 Series Fitting Stock

For hydraulic distributors and hose shops, 71 series fitting stock needs to be accurate, easy to manage, and stable for repeat supply. Topa supports fast-moving model selection, mixed size orders, clear warehouse labels, trial orders, and long-term replenishment plans.

Fast-Moving Model Support

Topa can help customers select commonly used 71 series fitting models based on hose size, connection type, replacement demand, and local market needs.

Mixed Size Orders

Topa supports mixed size and mixed connection orders, helping distributors build a more complete stock range without ordering only one single model.

Warehouse Label Support

Topa can provide clear product labels, carton labels, customer codes, and barcode labels to make warehouse storage and order picking easier.

Stable Replenishment

Topa supports long-term replenishment for common 71 series fitting models, helping customers reduce shortage risk and keep fast-moving items available.

Trial Order Before Bulk Order

Topa supports trial orders so distributors can confirm the right part models before bulk purchasing.

Annual Price Support

Topa can support long-term cooperation, annual price discussion, and stable supply planning to help you control purchasing costs.

Packaging & Shipping

Topa provides individual packing, clear labels, mixed SKU separation, anti-rust protection, and pallet packing to help customers reduce sorting mistakes and shipping damage.

Labels can include product name, size, thread type, part number, quantity, or customer code.

Topa can add model information, size range, quantity, gross weight, net weight, customer code, or shipping mark according to customer requirements.

Topa can separate mixed SKUs by bag, inner box, carton, or label to reduce sorting mistakes and avoid wrong delivery to end customers.

For long-distance shipping or sea freight, Topa can provide pallet packing, moisture protection, and anti-rust oil protection.

FAQ

What type of hoses are compatible with 71 Series fittings?

The 71 Series is designed for high-pressure hydraulic hoses, including 4-spiral hoses.

Do I need to skive the hose before crimping?

No. The 71 Series is a no-skive fitting, which means you don’t need to strip or skive the hose cover before crimping. This makes assembly faster and reduces errors.

What sizes are available?

The fittings cover hose sizes from 3/8" (-6) up to 2" (-32), with a wide variety of end connections including straight, elbow, flange, ORFS, and JIC types.

What is the pressure rating of 71 Series fittings?

Pressure ratings vary by hose size and type, but the series supports applications up to 6000 psi when used with the correct spiral hoses.

What materials are they made of?

Standard versions are made from carbon steel with protective plating, while stainless steel options are available for corrosive or marine environments.

What industries use the 71 Series most often?

Common industries include agriculture, construction, mining, quarrying, industrial hydraulics, metallurgy, and oilfield/offshore equipment.