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 Sat 8:00 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

Hex Soc Screw Hex Soc, M8 x 1 x 20mm, Class 10.9 — fits 34 New... | CROP

Parts
New Holland
Exhaust & Emissions
Hex Soc Screw Hex Soc, M8 x 1 x 20mm, Class 10.9 — fits 34 New Holland models — 90391790

Hex Soc Screw Hex Soc, M8 x 1 x 20mm, Class 10.9 — fits 34 New Holland models — 90391790

Part #90391790

Fits: New Holland T4.100F, New Holland T4.100LP, New Holland T4.100N, New Holland T4.100V, New Holland T4.110F + 29 more

$0.36

In Stock

About this part

Fits 34 variants across 5 series:

Tk4.xxx (9)

New Holland TK4.100
New Holland TK4.100M
New Holland TK4.110
New Holland TK4.110M
New Holland TK4.80F
New Holland TK4.80N
New Holland TK4.80V
New Holland TK4.90

About this part

Brand

New Holland

Part Number

90391790

SKU

CT-NHL-90391790

Category

Exhaust & Emissions

Warning

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

About this part

Hex Soc Screw Hex Soc, M8 x 1 x 20mm, Class 10.9
fits 34 New Holland models
90391790

$0.36

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.

$0.36

In Stock

New Holland TK4.90M

T4.xxnv (8)

New Holland T4.100N
New Holland T4.100V
New Holland T4.110V
New Holland T4.120N
New Holland T4.120V
New Holland T4.80N
New Holland T4.80V
New Holland T4.90V

T7.xxx Auto Command Stage V (7)

New Holland T7.180
New Holland T7.190
New Holland T7.210
New Holland T7.225
New Holland T7.275
New Holland T7.290
New Holland T7.315

T4.xxf (5)

New Holland T4.100F
New Holland T4.110F
New Holland T4.120F
New Holland T4.80F
New Holland T4.90F

T4.xxlp (5)

New Holland T4.100LP
New Holland T4.110LP
New Holland T4.120LP
New Holland T4.80LP
New Holland T4.90LP

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

This Part Fits

Parts Diagrams

Often Bought Together

Service Manuals

Manual Pages

Related Shorts

Related Videos

This Part Fits

Tractors

55

New Holland T7.2758 schematics
New Holland T7.2908 schematics
New Holland T7.3158 schematics
New Holland TK4.1006 schematics
New Holland TK4.1006 schematics
New Holland TK4.100M6 schematics
New Holland TK4.100M6 schematics
New Holland TK4.1106 schematics
New Holland TK4.1106 schematics
New Holland TK4.110M6 schematics
New Holland TK4.110M6 schematics
New Holland TK4.906 schematics
New Holland TK4.906 schematics
New Holland TK4.90M6 schematics
New Holland TK4.90M6 schematics
New Holland T4.100F4 schematics
New Holland T4.110F4 schematics
New Holland T4.120F4 schematics

Previous
Page 1of4
1
2
3
4
Next

Related Shorts

15

The New Holland T6.160 Rolls Through Hay Season Like It Owns the Field #shorts

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 #shorts

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 #shorts

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

Watch the FR550 Reload a Wagon Without Stopping #shorts

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

She’s not my only one…

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

The New Holland W100D Scoops and Loads Like It's Nothing #shorts

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"

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 #shorts

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

Watch the New Holland E70D Rip Out a Stump in Under a Minute #shorts

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

Watch the New Holland T6.180 Tear Through Waist-High Grass #shorts

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

How the FR550 Gets a Perfect Chop Every Time #shorts

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 #shorts

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 #shorts

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

Watch This Harvester DEVOUR Entire Fields in Seconds

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

Watch This Boomer 40 Sweep a Roadside Clean in Seconds #shorts

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

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

Found on 30 parts diagrams

Filter parts diagrams

Var - 759019, Front PTO, Control Valve

Ref 10 · 13 hotspots

Implement Power Take OffNew Holland T4.100F

Var - 759019, Front PTO, Control Valve

VAR - 762508, 762509, REAR FENDER, LH, W/ EXTENSION - END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762508, 762509, REAR FENDER, LH, W/ EXTENSION - END YR 06-SEP-2021

VAR - 762508, 762509, REAR FENDER, RH, W/ EXTENSION - END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762508, 762509, REAR FENDER, RH, W/ EXTENSION - END YR 06-SEP-2021

VAR - 762507, REAR FENDER, LH, W/O EXTENSION, END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762507, REAR FENDER, LH, W/O EXTENSION, END YR 06-SEP-2021

VAR - 762507, REAR FENDER, RH, W/O EXTENSION, END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762507, REAR FENDER, RH, W/O EXTENSION, END YR 06-SEP-2021

VAR - 762507, REAR FENDER, LH, BLUE POWER SPECIAL COLOUR, W/O EXTENSION, END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762507, REAR FENDER, LH, BLUE POWER SPECIAL COLOUR, W/O EXTENSION, END YR 06-SEP-2021

VAR - 762507, REAR FENDER, RH, BLUE POWER SPECIAL COLOUR, W/O EXTENSION, END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762507, REAR FENDER, RH, BLUE POWER SPECIAL COLOUR, W/O EXTENSION, END YR 06-SEP-2021

VAR - 762508, 762509, REAR FENDER, LH, BLUE POWER SPECIAL COLOUR, W/ EXTENSION, END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762508, 762509, REAR FENDER, LH, BLUE POWER SPECIAL COLOUR, W/ EXTENSION, END YR 06-SEP-2021

VAR - 762508, 762509, REAR FENDER, RH, BLUE POWER SPECIAL COLOUR, W/ EXTENSION, END YR 06-SEP-2021

Platform, Cab, Bodywork and DecalsNew Holland T7.275

VAR - 762508, 762509, REAR FENDER, RH, BLUE POWER SPECIAL COLOUR, W/ EXTENSION, END YR 06-SEP-2021

Var - 759431, Fire Extinguisher, Support

Ref 7 · 9 hotspots

Service & MaintenanceNew Holland T4.100F

Var - 759431, Fire Extinguisher, Support

Var - 759019, 762949, Front Hitch, Control Valve, Accumulator

Ref 9 · 14 hotspots

Hydraulic SystemsNew Holland T4.100F

Var - 759019, 762949, Front Hitch, Control Valve, Accumulator

Var - 759019, 762949, Front Hitch, Control Valve, Accumulator, Supersteer

Ref 10 · 14 hotspots

Hydraulic SystemsNew Holland T4.100F

Var - 759019, 762949, Front Hitch, Control Valve, Accumulator, Supersteer

Tank, Steering Valve, Hydraulic Pump, End Yr 29-Nov-2023

Ref 17 · 18 hotspots

Steering ClutchesNew Holland TK4.100

Tank, Steering Valve, Hydraulic Pump, End Yr 29-Nov-2023

Engine, Harness, Cab, End Yr 21-Oct-2023

Ref 3 · 43 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, Cab, End Yr 21-Oct-2023

Engine, Harness, W/O Cab, End Yr 21-Oct-2023

Ref 3 · 44 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, W/O Cab, End Yr 21-Oct-2023

ENGINE, HARNESS, MOUNTING

Ref 17 · 25 hotspots

Electrical SystemsNew Holland TK4.80F

ENGINE, HARNESS, MOUNTING

TANK, STEERING VALVE

Ref 4 · 10 hotspots

Steering ClutchesNew Holland TK4.80F

TANK, STEERING VALVE

VAR - 759019, FRONT PTO, CONTROL VALVE, BEGIN YR 04-JAN-2023

Ref 11 · 13 hotspots

Implement Power Take OffNew Holland T4.100F

VAR - 759019, FRONT PTO, CONTROL VALVE, BEGIN YR 04-JAN-2023

Var - 759431, Fire Extinguisher, Support

Ref 7 · 9 hotspots

Service & MaintenanceNew Holland T4.100LP

Var - 759431, Fire Extinguisher, Support

Dia Kit, Front Hitch, Control Valve, Accumulator, Supersteer

Ref 11 · 15 hotspots

AccessoriesNew Holland T4.100F

Dia Kit, Front Hitch, Control Valve, Accumulator, Supersteer

Tank, Steering Valve, Hydraulic Pump

Ref 17 · 20 hotspots

Steering ClutchesNew Holland TK4.100

Tank, Steering Valve, Hydraulic Pump

Engine, Harness, Cab

Ref 3 · 43 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, Cab

Engine, Harness, W/O Cab

Ref 3 · 44 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, W/O Cab

Engine, Harness, Cab, End Yr 21-Oct-2023

Ref 3 · 43 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, Cab, End Yr 21-Oct-2023

Engine, Harness, Cab, Begin Yr 22-Oct-2023

Ref 3 · 43 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, Cab, Begin Yr 22-Oct-2023

Engine, Harness, W/O Cab, End Yr 21-Oct-2023

Ref 3 · 44 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, W/O Cab, End Yr 21-Oct-2023

Engine, Harness, W/O Cab

Ref 3 · 44 hotspots

Electrical SystemsNew Holland TK4.100

Engine, Harness, W/O Cab

ENGINE, HARNESS, MOUNTING

Ref 17 · 24 hotspots

Electrical SystemsNew Holland TK4.80F

ENGINE, HARNESS, MOUNTING

SIDE PANEL, RH

Ref 10 · 22 hotspots

Platform, Cab, Bodywork and DecalsNew Holland T7.180

SIDE PANEL, RH

Side Panel, Support

Ref 7 · 8 hotspots

Platform, Cab, Bodywork and DecalsNew Holland T7.180

Side Panel, Support

Often Bought Together

Wire Clamp 7.9mm, Coat, 7.1mm Bolt Hole, P Type — universal New Holland service part, fits 314 models — 237910 image 1

Wire Clamp 7.9mm, Coat, 7.1mm Bolt Hole, P Type — universal New Holland service part, fits 314 models — 237910

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074402 image 1

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074402

Ask for a price

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074421 image 1

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074421

Ask for a price

Clamp for New Holland T7180 / T7190 / T7210 / T7225 — 92236581 image 1

Clamp for New Holland T7180 / T7190 / T7210 / T7225 — 92236581

Ask for a price

Wire Clamp 7.9mm, Coat, 7.1mm Bolt Hole, P Type — universal New Holland service part, fits 314 models — 237910 image 1

Wire Clamp 7.9mm, Coat, 7.1mm Bolt Hole, P Type — universal New Holland service part, fits 314 models — 237910

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074402 image 1

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074402

Ask for a price

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074421 image 1

Sealing Strip for New Holland T7180 / T7190 / T7210 / T7225 — 92074421

Ask for a price

Clamp for New Holland T7180 / T7190 / T7210 / T7225 — 92236581 image 1

Clamp for New Holland T7180 / T7190 / T7210 / T7225 — 92236581

Ask for a price