Lock Nut M10 x 1.5mm Pitch, 12.30mm High, Cl 10, Znd — fits 149 models across the New Holland lineup — 12577221

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Lock Nut M10 x 1.5mm Pitch, 12.30mm High, Cl 10, Znd — fits 149 models across the New Holland lineup — 12577221

Part #12577221 No reviews yet — be the first Find it in 50 parts diagrams

Fits: New Holland T6070, New Holland T6080, New Holland T6090, New Holland T6.120, New Holland T6.125 + 143 more

About this item

Genuine New Holland OEM part — direct factory replacement
Key dimensions: 1.5 mm pitch × 12.30 mm tall
Fits: New Holland T6070, New Holland T6080, New Holland T6090, New Holland T6.120, New Holland T6.125 + 143 more
Locks the joint at the correct preload

1.5 mm pitch
12.30 mm tall
New Holland
12577221
BOTH
all 11 specs

Replaces: 84197769; 87738616; why →

$6.64/ each · USD

In Stock

usually ships same day

Qty

Pack of 5

$33.20

Ships from Clinton Tractor, Clinton NY

OEM parts

30-day returns · see policy

Sold & shipped by Clinton Tractor & Implement Co.

Authorized New Holland dealer · since 1953

$6.64/ each · USD

In Stock

usually ships same day

Qty

Need a full pack?

Pack of 5 — $33.20

$6.64/ea · SKU CT-NHL-12577221-PK5

Order the complete pack of 5 in one click.

Ships from Clinton Tractor, Clinton NY

OEM parts

30-day returns · see policy

Sold & shipped by Clinton Tractor & Implement Co.

Authorized New Holland dealer · since 1953

Overview

Product description

Replacement lock nut measuring 1.5 mm pitch × 12.30 mm tall, built for New Holland equipment. Cross-references to 149 New Holland models including the LM5040.

Specifications

Technical specifications

11 attributes

Part type: Lock Nut
Thread pitch: 1.5 mm
Height: 12.30 mm
Fits: 149 New Holland models
Brand: New Holland
Part number (MPN): 12577221
SKU: CT-NHL-12577221
Category: FASTENERS
Part Number: 12577221
Division: BOTH
Kit Available: Yes

Fit & diagrams

Compatibility

Will it fit your machine?

Type your model to confirm it fits — or browse the full compatibility list below.

Equipment models this part fits
Model	Series
LM5040	LM - AG
LM5060	LM - AG
LM5040	LM - AG
LM5060	LM - AG
LM5080	LM - AG
LM5080	LM - AG
TH636	TH - AG
TH742	TH - AG
TH742	TH - AG
TH935	TH - AG
TH935	TH - AG
LM5060	LM - AG
LM5080	LM - AG
LM5040	LM - AG
LW90	LW
LM632	LM - AG
LM632-NRC	LM - AG
LM635	LM - AG
LM635-NRC	LM - AG
LM735	LM - AG
LM735-NRC	LM - AG
LM742	LM - AG
LM742-NRC	LM - AG
LM935	LM - AG
LM935-NRC	LM - AG
TELEHANDLER 120HP 10M - TIER 4	Construction Equipment
TELEHANDLER 120HP 6M - TIER 4	Construction Equipment
TELEHANDLER 120HP 7M - TIER 4	Construction Equipment
TELEHANDLER 140HP 6M - TIER 4	Construction Equipment
TELEHANDLER 140HP 7M - TIER 4	Construction Equipment
LM632	LM - AG
LM635	LM - AG
LM735	LM - AG
LM742	LM - AG
LM742	LM - AG
LM935	LM - AG
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - NRC	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 3 - ROW	Construction Equipment
SKID STEER LOADER - TIER 4A	Construction Equipment
SKID STEER LOADER - TIER 4A	Construction Equipment
SKID STEER LOADER - TIER 4B	Construction Equipment
SKID STEER LOADER - TIER 4B	Construction Equipment
SKID STEER LOADER - TIER 4B	Construction Equipment
SKID STEER LOADER - TIER 4B	Construction Equipment
SKID STEER LOADER - TIER 4B	Construction Equipment
SKID STEER LOADER - TIER 4B-C	Construction Equipment
SKID STEER LOADER - TIER 4B-C	Construction Equipment
T7170	T7.170-210 AUTOCOMMAND

Showing the first 10 of 149 compatible models — type your model above to jump straight to it.

Not sure it fits? Search by serial number for an exact, machine-specific match.

Parts diagrams

Find it in the exploded diagram

Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.

New HollandSystemAssemblyThis part

Parts diagrams this part appears in
Assembly	Machine	Callout	Parts	View
Automatic Pick Up Hitch With Hydr. Push Back, With Swinging Drawbar	New Holland T6030 · Implement Lift	#25	59	View
Var - 758113 - Tow Hook - C9306	New Holland T7.230 · Hitches, Drawbars & Implement Couplings	#15	0	View
Hoods	New Holland LM5040 · Sheet Metal-Decals	#23	44	View
Hydraulic Auto Pick-Up Hitch With Drawbar	New Holland T7030 · Implement Lift	#12	21	View
Side Tip Bucket, Left (0.50M³ X 1680Mm)	Skid Steer Loader - Nrc · Booms, Dippers & Buckets	#10	14	View
Bucket Instal	New Holland E27BSR · Attachments	#2	6	View
Rear Fender, Left	New Holland LM632 · Platform, Cab, Bodywork and Decals	#14	25	View
Var - 758113, Automatic Pick-Up Hitch, Mounting, Drawbar	New Holland T7.195S · Hitches, Drawbars & Implement Couplings	#6	0	View
Automatic Pick Up Hitch With Hydr. Push Back, With Swinging Drawbar	New Holland T7.170 · Hitches, Drawbars & Implement Couplings	#25	53	View
Var - 331945, 333945 - Apuh - Hydraulic Push Back With Swinging Drawbar	New Holland T6010 · Implement Lift	#25	38	View
ARM FOR 4 FUNCTIONS (10MT)	New Holland LM5080 · Boom	#9	22	View
(Var.248) Hydraulic Auto Pick-Up Hitch With Drawbar	New Holland T7030 · Implement Lift	#12	20	View
Var - 758113 - Automatic Hitch, Tow Hook, Cylinder, Hydraulic Line, Components	New Holland T7.165S · Hitches, Drawbars & Implement Couplings	#4	0	View
Hydraulic Auto Pick-Up Hitch With Drawbar	New Holland T7.220 · Hitches, Drawbars & Implement Couplings	#12	22	View
VAR - 749934, 749935, 749937, 749938, 749942, 749943, 749944, 749945, 749946, 749947, 749948 - REAR FENDER	New Holland TH632 · Platform, Cab, Bodywork and Decals	#3	31	View
AIR CONDITIONING - OPTIONAL CODE 782309001	New Holland LW90 · Options	#11	21	View
Dia Kit - Automatic Pick Up Hitch With Hydr. Push Back	New Holland T7.170 · Accessories	#25	54	View
Var - 8574074	New Holland LM632 · Platform, Cab, Bodywork and Decals	#5	13	View
Var - 758465 - Automatic Hitch, Cylinder	New Holland T6.145 · Hitches, Drawbars & Implement Couplings	#4	0	View
Wheels - 19,5X24	New Holland LM5040 · Wheels	#1	22	View
VAR - 331945, 332945, 333945 - APUH - HYDRAULIC PUSH BACK WITH SWINGING DRAWBAR	New Holland T6010 · Implement Lift	#25	38	View
AUTOMATIC PICK UP HITCH WITH HYDR. PUSH BACK, WITH SWINGING DRAWBAR - FRAME AND TOW BAR (VAR.331945 / 743698)	New Holland T7.170 · Hitches, Drawbars & Implement Couplings	#25	31	View
Dia Kit - Automatic Pick Up Hitch With Hydr. Push Back, With Swinging Drawbar	New Holland T6.120 · Accessories	#17	31	View
ARM FOR 4 FUNCTIONS (10MT)	New Holland LM5080 · Boom	#17	36	View
Side Tip Bucket, Right (0.40M³ X 1525Mm)	PERKINS ENGINE · Booms, Dippers & Buckets	#10	14	View
(VAR.556-559) APUH - HYDRAULIC PUSH BACH - W/SWING DRAWBAR FOR 2 RAMS FOR EDC	New Holland TS100A · Implement Lift	#25	36	View
TELESCOPIC ARM FOR 4 FUNCTIONS (7MT)	New Holland LM5060 · Boom	#29	39	View
Engine Cooling	New Holland LM5040 · Engine Equipment	#52	16	View
Var - 758113 - Automatic Hitch, Cylinder, Hydraulic Line - C9643	New Holland T7.165 · Hitches, Drawbars & Implement Couplings	#4	0	View
VAR - 8571326, 8574073, 8574076 - FRONT FENDER, LOW POSITION	New Holland TH632 · Platform, Cab, Bodywork and Decals	#5	13	View
Wheels - 400/80 R24 Michelin	New Holland LM5040 · Wheels	#1	22	View
Side Tip Bucket, Left (0.40M³ X 1525Mm)	PERKINS ENGINE · Booms, Dippers & Buckets	#10	14	View
ARM FOR 4 FUNCTIONS (7MT)	New Holland LM5060 · Boom	#6	12	View
Hoods	New Holland LM5040 · Sheet Metal-Decals	#23	44	View
Frame, Step	New Holland LM632 · Platform, Cab, Bodywork and Decals	#6	16	View
FENDERS - FLOORS	New Holland LW90 · Cab-Cowlings	#31	48	View
Side Tip Heavy Duty Bucket, Left (0.55M³ X 1850Mm)	Compact Track Loader - Nrc · Booms, Dippers & Buckets	#10	14	View
HYDRAULIC QUICK COUPLING - OPTIONAL CODE 772135021	New Holland LW90 · Options	#4	37	View
HYDRAULIC QUICK COUPLING - OPTIONAL CODE 772135021	New Holland LW90 · Options	#4	51	View
Fuel Tank Support	New Holland TL70 · Engine Equipment	#12	0	View
Bucket Instal	New Holland E30B · Attachments	#2	6	View
Rear Fender, Right	New Holland LM632 · Platform, Cab, Bodywork and Decals	#14	18	View
TUV VERSION - OPTIONAL CODE 782104001	New Holland LW90 · Options	#12	12	View
VAR - 331945 - TOW HOOK	New Holland T6.140 · Hitches, Drawbars & Implement Couplings	#15	0	View
Bucket Instal	New Holland E35BSR · Attachments	#2	6	View
Bucket Installation	New Holland EH27B · Section 1	#2	6	View
VAR - 762399, AUTOMATIC PICK-UP HITCH, W/ DRAWBAR	New Holland T7.275 · Hitches, Drawbars & Implement Couplings	#7	49	View
Engine Cooling	New Holland LM5080 · Engine Equipment	#52	15	View
Var - 758465 - Automatic Hitch, Hydraulic Line, Cylinder	New Holland T6.145 · Hitches, Drawbars & Implement Couplings	#4	0	View
Apuh - Hydraulic Push Back With Swinging Drawbar	New Holland T6030 · Implement Lift	#25	38	View

Older numbers

Older part numbers for this part

If your manual or an old invoice lists one of these, 12577221 is the current number to order. The old numbers bring you to this page.

84197769
87738616

Service & support

Watch

Video guides

Install, fitment & service walkthroughs for this part.

5 videos

Questions

Frequently asked questions

Quick answers to what operators ask most before they order this part.

What equipment does New Holland part 12577221 fit?
It fits 149 New Holland models, including the LM5040, LM5060, LM5080 and 146 more.
What are the dimensions of New Holland lock nut 12577221?
This lock nut measures 1.5 mm pitch × 12.30 mm tall.
Does part 12577221 replace an older part number?
Yes — 12577221 replaces 84197769, 87738616.

Buyers & extras

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Ratings & reviews

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Part guide

New Holland 12577221 lock nut — buyer's guide

~1 min read

New Holland 12577221 is the lock nut Clinton Tractor supplies for this application. It is listed as fitting 149 New Holland models.

What 12577221 fits

Fits: New Holland T6070, New Holland T6080, New Holland T6090, New Holland T6.120, New Holland T6.125 + 143 more. Commonly ordered for the LM5040, LM5060, LM5080. If your machine isn't listed, check the serial number before ordering.

Which numbers it replaces

12577221 supersedes 84197769, 87738616. If your parts manual or the old box shows any of those numbers, this is the correct current replacement — no fitment change.

Specifications at a glance

This lock nut measures 1.5 mm pitch × 12.30 mm tall. The full attribute list is in the Specifications section above.

Lock Nut M10 x 1.5mm Pitch, 12.30mm High, Cl 10, Znd — fits 149 models across the New Holland lineup — 1257722112577221 · $6.64

In Stock

$6.64In Stock