Shop by Brand

New Holland Agriculture
New Holland Construction
All brands
All models

Help & Support

Shipping & Delivery
Payment Methods
Return Policy
Order Information
Contact

Visit Us

31 Meadow StClinton, NY 13323

Closed · opens Mon 7:30 AM

Follow Us

Clinton Tractor & Implement Co.Since 1953All rights reserved © 2026

Privacy Policy Terms of Service

Skip to content

Parts Store Parts Diagrams

Search by manufacturer, assembly, or parts⌘K

/

/

·

⌘K

O-RING 3.234'' ID x 0.139'' Width — New Holland | CROP

Parts
New Holland
Seals
O-RING 3.234'' ID x 0.139'' Width

O-RING 3.234'' ID x 0.139'' Width

Part #343940R1

About this part

Brand

New Holland

Part Number

343940R1

SKU

CT-NHL-343940R1

Category

Seals

Warning

For California Residents Only: Cancer and Reproductive Harm www.p65warnings.ca.gov

About this part

O · RING 3.234'' ID x 0.139'' Width

Availability pending

We're confirming stock and pricing for this part. Contact our parts counter to reserve it.

support@clintontractor.net · (315) 853-6151

This Part Fits

Parts Diagrams

Most Popular New Holland Parts

Top 6 of 186 best sellers

Oil, Hydraulic — New Holland — 73341774

PN: 73341774

Ask for a price

Wet Battery 12V,'' 300 Cca'','' 5-13/16'' W x 7-5/16'' H x 7-3/4'' L'' — fits 43 New Holland models — F350DSW

Wet Battery 12V,'' 300 Cca'','' 5-13/16'' W x 7-5/16'' H x 7-3/4'' L'' — fits 43 New Holland models — F350DSW

PN: F350DSW

Hydraulic Oil — New Holland — 73344274

PN: 73344274

Hydraulic Oil — New Holland — 73344268

PN: 73344268

Attachment Long Tine for New Holland E57C / E60C — 48058021

PN: 48058021

Wet Battery 12V,'' 1200 Cca'','' 8-1/8'' W x 8-1/8'' H x 20'' L'' — fits 121 models across the CNH lineup — F150DSW

Wet Battery 12V,'' 1200 Cca'','' 8-1/8'' W x 8-1/8'' H x 20'' L'' — fits 121 models across the CNH lineup — F150DSW

PN: F150DSW

Often Bought Together

Service Manuals

Manual Pages

Related Shorts

Related Videos

Related Videos

5

New Holland T9 & Harvester Working Hard — Harvest Season in Central New York | Clinton Tractor

New Holland T9 & Harvester Working Hard — Harvest Season in Central New York | Clinton TractorClinton Tractor & Implement Co. · 19:40

Baling Light Windrows: T7.175 + Roll-Belt 451 Tackle Second Cut Hay

Baling Light Windrows: T7.175 + Roll-Belt 451 Tackle Second Cut HayClinton Tractor & Implement Co. · 17:21

Watch This New Holland W80C Crush Through Spring Cleanup in Clinton, NY

Watch This New Holland W80C Crush Through Spring Cleanup in Clinton, NYClinton Tractor & Implement Co. · 6:03

Inside the Shop: T5s, PowerStars, and Kinze Planters Before Spring Hits

Inside the Shop: T5s, PowerStars, and Kinze Planters Before Spring HitsClinton Tractor & Implement Co. · 6:36

INSANE Equipment Drop at the 2026 Farm Show — You Have to See This

INSANE Equipment Drop at the 2026 Farm Show — You Have to See ThisClinton Tractor & Implement Co. · 11:05

Part Number History

Replaces

201194C1

Current

343940R1 this part

Found on 2 parts diagrams

HYDRAULIC CYLINDER, IH, 3.5 X 8 DOUBLE ACTING

Complete MachineINTERNATIONAL HARVESTER MANURE SPREADER

HYDRAULIC CYLINDER, IH, 3.5 X 8 DOUBLE ACTING

HYDRAULIC CYLINDER, IH, 3.5 X 8 DOUBLE ACTING

Complete MachineINTERNATIONAL HARVESTER MANURE SPREADER

HYDRAULIC CYLINDER, IH, 3.5 X 8 DOUBLE ACTING

Similar Parts

100760A1 image 1

100760A1

O-Ring 13.1mm ID x 1.6mm Thk, Hnbr — fits 76 models across the New Holland lineup — 10319183 image 1

O-Ring 13.1mm ID x 1.6mm Thk, Hnbr — fits 76 models across the New Holland lineup — 10319183

O-Ring 16.1mm ID x 1.6mm Thk, Hnbr — fits 129 models across the New Holland lineup — 10319983 image 1

O-Ring 16.1mm ID x 1.6mm Thk, Hnbr — fits 129 models across the New Holland lineup — 10319983

O-Ring 40.6mm ID x 5.33mm Thk, Nbr — fits 166 models across the New Holland lineup — 104258 image 1

O-Ring 40.6mm ID x 5.33mm Thk, Nbr — fits 166 models across the New Holland lineup — 104258

O-Ring 17.2mm ID x 1.78mm Thk, Nbr — universal CNH service part, fits 296 models — 122056 image 1

O-Ring 17.2mm ID x 1.78mm Thk, Nbr — universal CNH service part, fits 296 models — 122056

O-Ring 18.8mm ID x 2.62mm Thk, Hnbr — universal CNH service part, fits 349 models — 122057 image 1

O-Ring 18.8mm ID x 2.62mm Thk, Hnbr — universal CNH service part, fits 349 models — 122057

O-Ring 15.6mm ID x 1.78mm Thk, Nbr — universal CNH service part, fits 776 models — 128359 image 1

O-Ring 15.6mm ID x 1.78mm Thk, Nbr — universal CNH service part, fits 776 models — 128359

O-Ring 7.65mm ID x 1.78mm Thk, Hnbr — universal New Holland service part, fits 322 models — 128483A1 image 1

O-Ring 7.65mm ID x 1.78mm Thk, Hnbr — universal New Holland service part, fits 322 models — 128483A1

O-Ring 1.78mm Thk x 69.57mm ID, -39, 60 Duro — fits 29 New Holland models — 1286081C1 image 1

O-Ring 1.78mm Thk x 69.57mm ID, -39, 60 Duro — fits 29 New Holland models — 1286081C1

O-Ring 1.78mm Thk x 120.37mm ID, -48, 60 Duro — fits 29 New Holland models — 1286083C1 image 1

O-Ring 1.78mm Thk x 120.37mm ID, -48, 60 Duro — fits 29 New Holland models — 1286083C1