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This part has a new number

You searched forMLR2121387now replaced by21.21387.

ReplacesMLR2121387

O-Ring — New Holland — 21.21387

Part #21.21387

$31.03

About this part

Brand

New Holland

Part Number

21.21387

SKU

CT-NHL-21.21387

About this part

O
Ring
New Holland
21.21387

$31.03

Quantity

In Stock

Ships from Clinton Tractor

Clinton Tractor Parts

Returns within 30 days

Restocking fees and return shipping terms depend on the item source. See return policy.

This Part Fits

Part Number History

Replaces

MLR2121387

Current

21.21387

Parts Diagrams

Most Popular New Holland Parts

Top 6 of 186 best sellers

OEM

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

PN: F350DSW

$58.62

OEM

In Stock

Hydraulic Oil — New Holland — 73344274

PN: 73344274

$118.75

OEM

In Stock

Hydraulic Oil — New Holland — 73344268

PN: 73344268

$1,212.00

OEM

Attachment Long Tine for New Holland E57C / E60C — 48058021

PN: 48058021

$4,007.00

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

$229.20

$31.03

Similar Parts

100760A1

$4.50

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

$4.26

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

$9.54

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

$8.10

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

$1.74

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

$0.91

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

$1.50

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

$4.38

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

$14.58

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

$22.62

Often Bought Together

Service Manuals

Manual Pages

Related Shorts

15

The New Holland T6.160 Rolls Through Hay Season Like It Owns the Field #shortsClinton Tractor & Implement Co.

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Watch the New Holland B115D Switch Between Two Jobs Without Stopping #shortsClinton Tractor & Implement Co.

Watch the FR550 Reload a Wagon Without Stopping #shortsClinton Tractor & Implement Co.

She’s not my only one…Clinton Tractor & Implement Co.

The New Holland W100D Scoops and Loads Like It's Nothing #shortsClinton Tractor & Implement Co.

This New Holland Articulated Loader Timelapse Hits Hard | Spring Is Almost Here"Clinton Tractor & Implement Co.

Watch the New Holland B115D Cut a Trench Straight Through the Dirt #shortsClinton Tractor & Implement Co.

Watch the New Holland T6.180 Tear Through Waist-High Grass #shortsClinton Tractor & Implement Co.

Watch the New Holland E70D Rip Out a Stump in Under a Minute #shortsClinton Tractor & Implement Co.

How the FR550 Gets a Perfect Chop Every Time #shortsClinton Tractor & Implement Co.

New Holland T7 Triple Mower Setup Timelapse is NO Joke | Spring Is HERE #shortsClinton Tractor & Implement Co.

New Holland Boomer 55 — Property Powerhouse | On Our Lot Series #shortsClinton Tractor & Implement Co.

Watch This Harvester DEVOUR Entire Fields in SecondsClinton Tractor & Implement Co.

Watch This Boomer 40 Sweep a Roadside Clean in Seconds #shortsClinton Tractor & Implement Co.

Related Shorts

15

The New Holland T6.160 Rolls Through Hay Season Like It Owns the Field #shortsClinton Tractor & Implement Co.

From Above: New Holland The T6.180 Carves a Hayfield Clean #shortsClinton Tractor & Implement Co.

Watch the New Holland B115D Switch Between Two Jobs Without Stopping #shortsClinton Tractor & Implement Co.

Watch the FR550 Reload a Wagon Without Stopping #shortsClinton Tractor & Implement Co.

She’s not my only one…Clinton Tractor & Implement Co.

The New Holland W100D Scoops and Loads Like It's Nothing #shortsClinton Tractor & Implement Co.

This New Holland Articulated Loader Timelapse Hits Hard | Spring Is Almost Here"Clinton Tractor & Implement Co.

Watch the New Holland B115D Cut a Trench Straight Through the Dirt #shortsClinton Tractor & Implement Co.

Watch the New Holland T6.180 Tear Through Waist-High Grass #shortsClinton Tractor & Implement Co.

Watch the New Holland E70D Rip Out a Stump in Under a Minute #shortsClinton Tractor & Implement Co.

How the FR550 Gets a Perfect Chop Every Time #shortsClinton Tractor & Implement Co.

New Holland T7 Triple Mower Setup Timelapse is NO Joke | Spring Is HERE #shortsClinton Tractor & Implement Co.

New Holland Boomer 55 — Property Powerhouse | On Our Lot Series #shortsClinton Tractor & Implement Co.

Watch This Harvester DEVOUR Entire Fields in SecondsClinton Tractor & Implement Co.

Watch This Boomer 40 Sweep a Roadside Clean in Seconds #shortsClinton Tractor & Implement Co.

Part Number History

Replaces

MLR2121387

Current

21.21387

Similar Parts

100760A1

$4.50

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

$4.26

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

$9.54

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

$8.10

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

$1.74

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

$0.91

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

$1.50

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

$4.38

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

$14.58

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

$22.62

O-Ring — New Holland — 21.21387

About this part

About this part

This Part Fits

Part Number History

Parts Diagrams

Oil, Hydraulic — New Holland — 73341774

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

Hydraulic Oil — New Holland — 73344274

Hydraulic Oil — New Holland — 73344268

Attachment Long Tine for New Holland E57C / E60C — 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

Similar Parts

100760A1

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

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

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

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

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

Often Bought Together

Service Manuals

Manual Pages

Related Shorts

Related Videos

Related Shorts

Related Videos

Related Shorts

Related Videos

Part Number History

Similar Parts

100760A1

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

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

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

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

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