16AS step hole size 16 flexible rubber coupling replacement for CENTAFLEX-A

size 16 rubber coupling with step holes for excavator hydraulic pump drive

16AS anti vibration rubber coupling for engine to pump connection

CF-A size 16 flexible rubber coupling element with bonded metal inserts

excavator pump coupling replacement 16AS step holes type

torsional vibration damping rubber coupling size 16 for heavy machinery

OEM replacement 16AS rubber coupling for CENTAFLEX-A size 16 assembly

industrial flexible shaft coupling size 16 step-hole rubber element

16AS Step Holes Size 16 Flexible Rubber Coupling Replacing CENTAFLEX-A CF-16-0O

Size 16 16AS step-hole rubber coupling for excavator hydraulic pump drives, delivering vibration damping, stable torque transfer, and reliable replacement.

Stable torque transmission is maintained while torsional vibration and shock load are reduced.
Axial, radial, and angular installation deviation can be better tolerated.
The step-hole structure can be identified more clearly, so sourcing mistakes can be reduced.
Connected hubs, pumps, shafts, and bearings can be better protected during operation.
Sample comparison, drawing confirmation, and bulk supply can be supported for B2B purchasing.

Get A Free Quote

16AS Coupling Description

The 16AS step-hole flexible rubber coupling is designed to be used as a dependable replacement for CENTAFLEX-A size 16 coupling applications where stable torque transmission and vibration control are required. A highly elastic rubber element is used, so torsional vibration, start-up shock, and connection noise can be reduced during machine operation. Moderate axial, radial, and angular deviation can also be absorbed, which helps hubs, shafts, pumps, and bearings to be better protected. For buyers sourcing excavator hydraulic pump drive parts, the step-hole version should be identified in advance so ordering errors can be avoided and downtime can be reduced. This product can be grouped with our [flexible rubber coupling], [excavator pump coupling], [anti vibration mount], and [CF-A coupling] pages for stronger internal search coverage and easier category navigation. Old-part photos, dimensions, and drawing confirmation can be checked before mass shipment is arranged.

16AS Coupling Technical Data Sheet

Item	Specification
Product Name	16AS Step Hole Flexible Rubber Coupling
Replacement For	CENTAFLEX-A Size 16 / 16AS type
Common Search Reference	CF-16-0O / CF-A-016-0-S / CF-A-16 Series
Common Part References	778322 / 2019608 / 3633643
Model	16AS
YNF No.	YNF-16AS-778322
Product Category	Flexible Rubber Coupling / Excavator Pump Coupling
Hole Type	Step Holes
Coupling Size	16
Material	High-elastic rubber with bonded metal inserts
Shore Hardness	50 / 60 can be offered on request
Installation Position	Between driving and driven hubs in engine-to-pump or shaft-to-shaft connections
Applicable Equipment	Excavators, pumps, compressors, gensets, marine auxiliaries, general industrial machinery
Operation Document	Photo check, dimension confirmation, and installation guidance can be provided
Brand	YNF
Place of Origin	China
MOQ	1 Piece
Packaging	Neutral packing or YNF standard packing
Supply Ability	Stable bulk supply for B2B orders
Shipping Method	Express, air freight, sea freight
Payment Method	T/T, PayPal, Western Union
Lead Time	To be confirmed by order quantity

Get Free Quote for 16AS

If you are sourcing a 16AS step-hole size 16 rubber coupling for replacement stock, machine assembly, or aftermarket service, a lower-risk purchasing process can be supported by YNF. Old-part photos, hole details, thickness, and key dimensions can be checked before shipment is arranged, so mismatch risk can be reduced. For distributors, repair companies, and machinery manufacturers, stable supply, flexible packing, and fast quotation response can be provided. Your internal code, target quantity, and preferred shipping method can also be recorded for easier repeat purchasing. Send your inquiry now, and your 16AS / size 16 / step holes requirement will be reviewed by our team.

Get A Free Quote Now

Products Categories

Flexible Rubber Couplings

CF-H Couplings

CF-A Couplings

FLANGE Couplings

Spline Hubs

Gear Hubs

S Series Couplings

KY Series Couplings

CB Series Couplings

TFC Couplings

Damper

Clutch

KE Series Couplings

YC Series Couplings

GC Series Couplings (for Air Compressors)

Rubber Blocks

J Series Couplings

HRC Couplings

NM Couplings

HEX Couplings

Flexmaster System (Hose Coupling)

Anti-Vibration Mounts

FOR BREAKERS / COMPACTORS

EXCAVATOR ENGINE MOUNTS

EXCAVATOR CAB SHOCK ABSORBER

Cylindrical Bobbins

Captive Transit Mountings

Rubber Hoses

Radiator Water Hose

Intake Manifold

Bypass Hose (Water Pump Hose)

Oil-Proof Hose

Other Hoses

Hose Clamps

Silicone Hoses

Hydraulic Seals

By Brands

for Bobcat machines

for Case machines

for Caterpillar machines

for Doosan / Daewoo machines

for Hitachi machines

for Hyundai machines

for Komatsu machines

for TAKEUCHI machines

for Volvo machines

for Yanmar machines

for Terex machines

for Air Compressor

for Kobelco machines

for JCB machines

for Kato machines

for New Holland machines

for Dynapac machines

Get A Free Quote

16AS Coupling Applications

Application Field	Typical Connection	Why It Is Used
Excavators & construction machinery	Engine to hydraulic pump drive	Vibration and shock can be reduced while stable torque transfer is maintained
Compressors	Motor to compressor drive	Flexible connection can help protect shafts and bearings
Power generation	Diesel engine to generator drive	Smoother running and lower connection noise can be achieved
Pumps & fluid systems	Engine or motor to pump drive	Moderate misalignment can be better absorbed
Marine auxiliary drives	Pump and auxiliary transmission systems	Reliable flexible transmission can be provided in compact spaces
General industrial machinery	Shaft-to-shaft flexible drive systems	Replacement sourcing and maintenance can be simplified

16AS Step Hole Detail Display

More Information

Related Knowledge

1. 16AS vs 16A
For size 16 replacement sourcing, 16AS is commonly identified as the step-hole type, while 16A is commonly identified as the straight-hole type. Because the wrong hole type can delay assembly, an old sample photo or close-up of the hole structure should be checked before order confirmation.

2. Why hole-type confirmation matters
Even when the coupling size is correct, the wrong hole structure may still cause installation problems. For B2B buyers, step-hole confirmation is often more important than the generic “size 16” description.

3. When replacement should be considered
Replacement is usually considered when vibration increases, shock becomes more obvious during start-up, rubber cracking is seen, or wear around the bonded area is found. The maintenance guidance also recommends visual inspection of the rubber element for cracks or separation.

FAQs

Q1: Is 16AS the step-hole version?
Yes, in common CF-A size 16 usage, 16AS is generally treated as the step-hole / S-type version, while 16A is generally treated as the straight-hole version. A photo or drawing should still be checked before bulk order.

Q2: Can this product be quoted if my old code is written as CF-16-0O?
Yes. The old code, old-part photo, hole close-up, outer diameter, thickness, and quantity can be sent together. A matching review can then be made before quotation is issued.

Q3: What information should be sent for faster quotation?
It is recommended that the buyer send old-part photos, overall dimensions, hole-type details, machine model, required quantity, and destination country.

Q4: Can sample orders be supported before bulk purchase?
Yes. Sample checking can be arranged first so compatibility can be reviewed before a larger order is released.

Q5: Can private label or neutral packing be offered?
Yes. Neutral packing or YNF standard packing can be arranged according to order requirements.

Durable Rubber Coupling for Industrial Compressor Drive Systems | High Performance Flexible Torsional Coupling Replacement

Reliable Rubber Coupling for Heavy Duty Compressor Drive Systems | Industrial Flexible Torsional Coupling Replacement

Long Service Rubber Coupling for Portable Compressor Drive Systems | Durable Flexible Torsional Coupling Replacement

HT6.3A Flexible Rubber Coupling Replacement for Industrial Transmission Systems | High Performance Torsional Coupling

249-0059 Flexible Rubber Coupling for Caterpillar 3516 Engine Drive System | Heavy Duty Torsional Coupling Replacement

Centamax 18000 Flexible Rubber Coupling Replacement for Generator Drive Systems | High Performance Torsional Coupling

25A Size 25 CF-A-025-0S Pump Coupling Replacement for Centaflex-A CF-A-025-0S Flexible Coupling

22AS Size 22 CF-A-022-0O Flexible Rubber Coupling Replacing Centaflex-A CF-A-022 Step Holes Coupling

22A Size 22 CF-A-022-0S Pump Coupling Replacement for Centaflex-A CF-A-022-0S Flexible Coupling

16AS Step Holes Size 16 Flexible Rubber Coupling Replacing CENTAFLEX-A CF-16-0O

16A Straight Hole Rubber Coupling Replacing CF-A-16-OS Centaflex Coupling Size 16 778322

8AS Coupling Size 8 Step Holes Type Replacement for CENTAFLEX CF-A-08

Excavator Pump Coupling Failure 7 Warning Signs That Demand Immediate Action

Identify excavator pump coupling failure symptoms like abnormal grinding, excess vibration, black rubber dust, slow hydraulics, and hot pump housings.

Learn More >>

How to Select the Best Custom Rubber Parts Manufacturer for Your Project

Choose the best rubber parts manufacturer by comparing expertise, material options, quality checks, pricing, and support for your project.

Learn More >>