178-27-11150 Segment Bolt and Nut for D155 Bulldozer Sprocket Segment

• Customization: Available
• After-sales Service: Technical Support
• Warranty: 6-12months
• Model NO.: 178-27-11150 Segment Bolt
• Type: Bolts and Nuts
• Application: Excavator
• Certification: ISO9001: 2000
• Condition: New
• Material: 40cr/35CrMo/40crmo
• Color: Black or Customized
• Surface Treatment: Smooth and Painting
• Delivery: by Air, by Sea, by Courier
• Grade: 12.9
• Net Weight: 0.7kg
• Transport Package: Paper Carton, Pallet, Crate
• Specification: 24*80mm
• Trademark: Kinton
• Origin: China
• HS Code: 7318159001
• Production Capacity: 10000PCS/Month
• Package Size: 3.50cm * 3.50cm * 9.00cm
• Package Gross Weight: 0.800kg

Product Description

Basic functions of Bolt and Nut

High-strength bolts and nuts are essential for securely fastening critical components on excavators, such as track shoes, sprockets, track rollers, idlers, and buckets. They must withstand constant vibration, torque stress, and dynamic loads in harsh working environments.

Specification

Product Name
Material	40Cr/35CrMo/40CrMo
Bolt Size	Body Length(mm) :180mm Body Diameter(mm):20mm Thread(mm):1.5mm Head High(mm):10mm
Colors	Black Or Customized
Surface Treatment	Smooth And Painting
Technique	Forging, Casting, Machining, heat treatment, Assemble
Application	M85 M90 Bucket Pin, Excavator & Bulldozer Bucket Pin etc
Warranty time	2000 working hours
Package	Standard export strong paper box, wooden pallet, wooden crate

Advantages of our Bolt and Nut:

Materials & Performance

We use premium 40Cr alloy steel, heat-treated and tempered to achieve grade 12.9 strength, delivering excellent tensile strength, fatigue resistance, and anti-shear capability.

1.Material: 40Cr alloy steel, with enhanced hardness and toughness after quenching and tempering
2.Strength Class: Grade 12.9 (tensile strength ≥ 1,220 MPa)
3.Thread precision: Controlled to ISO metric class 6g/6H standard
4.Surface Finish: Black oxide, phosphate, or Dacromet coating for anti-rust protection

Manufacturing Process

Each bolt and nut is forged, precision-machined, heat-treated, and thread-rolled under strict process control to ensure structural integrity and load distribution.

Quality Control

We apply multi-step inspection to ensure every batch meets mechanical, dimensional, and anti-corrosion standards.

Hardness and tensile tests conducted on each batch
Thread ring gauge verification to prevent mismatch
Salt spray test for anti-corrosion validation
Full traceability via laser marking or batch number tagging

OEM Compatibility

We supply bolts and nuts compatible with Hitachi, Komatsu, Caterpillar, Doosan, Hyundai, and other major excavator brands. OEM and bulk packaging options available upon request.

Other Parts

We have a wide variety of excavator parts products, if you have any needs please feel free to contact us.

BRAND/ TYPE	MACHINERY MODEL NUMBER
KOMATSU-PC	PC20	PC30-5	PC30-6	PC30-7	PC30-8	PC35	PC40	PC45
	PC50	PC55	PC40-5	PC40-6	PC40-7	PC50	PC55	PC60-1
	PC60-3	PC60-5	PC60-6	PC60-7	PC75	PC100-1	PC100-3	PC100-5
	PC100-6	PC100-7	PC120-3	PC120-5	PC120-6	PC120-7	PC150	PC200-1
	PC200-3	PC200-5	PC200-6	PC200-7	PC200-8	PC220-1	PC220-3	PC220-5
	PC220-6	PC220-7	PC220-8	PC200LC-3	PC200LC-5	PC200LC-6	PC200LC-7	PC200LC-8
	PC240	PC300-1	PC300-5	PC300-6	PC300-7	PC300LC	PC300LC-5	PC300LC-6
	PC300LC-7	PC360-5	PC360-6	PC360-7	PC360LC-5	PC360LC-6	PC360LC-7	PC360LC-8
	PC400-1	PC400-3	PC400-5	PC400-6	PC400-7	PC400LC-1	PC400LC-3	PC400LC-5
	PC400LC-6	PC400LC-7	PC450-5	PC450-6	PC450-7	PC450LC-5	PC450LC-6	PC450LC-7
	PC650	PC750	PC800	PC350
KOMATSU-D	D20	D31	D37EX-21	D40	D41P-6	D41E-6	D50	D53
	D51EX-22	D60	D65	D65-12	D61EX-12	D65EX-12	D65PX-12	D80
	D85	D85EX-15	D85-21	D155	D155A-1	D155A-2	D155A-3	D155A-5
	D155-6	D275	D355A-3	D375-5
CATERPILLAR-CAT-E-B-C/D	E200B	E200-5	E320D	E215	E320DL	E324D	E324DL	E329DL
	E300L	E320S	E320	E320DL	E240	E120-1	E311	E312B
	E320BL	E345	E324	E140	E300B	E330C	E120	E70
	E322C	E322B	E325	E325L	E330	E450	E55	E70B

CATERPILLAR-CAT-E-B-C/D	E120B	E312	CAT55	CAT225	CAT311	CAT312	CAT312B	CAT315
	CAT320	CAT320C	CAT320BL	CAT330	CAT322	CAT245	CAT325	CAT320L
	CAT973	CAT345	CAT345B	CAT320D	CAT330B	CAT330BL	CAT330C	CAT330D
	CAT325B	CAT325BL	CAT345B
CATERPILLAR-D	D3C	D4	D4D	D4E	D4H	D5	D5B	D5C
	D5H	D5M	D5N	D6	D6C	D6D	D6R	D6H
	D6T	D7G	D7R	D7H	D8N	D8L	D8T	D8R
	D8H	D8K	D9L	D9N	D9R	D9T	D10N	D10R
	D10T	D11N	D11R
HITACHI-EX	EX30	EX40	EX55	EX60	EX60-2	EX60-3	EX60-5	EX70
	EX75	EX100	EX100-3	EX100-5	EX120	EX120-1	EX120-3	EX120-5
	EX130-1	EX200-1	EX200-2	EX200-3	EX200-5	EX220-3	EX220-5	EX270
	EX300	EX300-1	EX300-2	EX300-3	EX300-5	EX300A	EX330	EX370
	EX400-1	EX400-2	EX400-3	EX400-5	EX200LC-1	EX200LC-2	EX200LC-3	EX200LC-5
	EX270-1	EX270-2	EX270-5	EX270LC-1	EX270LC-2	EX270LC-5	EX300LC-1	EX300LC-2
	EX300LC-3	EX300LC-5	EX400LC-1	EX400LC-2	EX400LC-3	EX400LC-5	EX450	EX450-1
	EX450-2	EX450-3	EX450-5	EX450LC-1	EX450LC-2	EX450LC-3	EX450LC-5	UH07-7
	ZAX30	ZAX55	ZAX200	ZAX200-2	ZAX330	ZAX450-1	ZAX450-3	ZAX450-5
	UH043	UH052	UH053	UH07	UH081	UH082	UH083
MITSUBISHI	MS110	MS120	MS180	MS230	MS280

ZAXIS-ZAX-ZX	ZAX55	ZAX70	ZAX120	ZAX200	ZAX210	ZAX230	ZAX240	ZAX330
	ZAX450	ZAXIS 110	ZAXIS 120	ZAXIS 60	ZAXIS 200-3	ZAXIS 200-6	ZAXIS 240	ZAXIS 270
	ZAXIS 330	ZAXIS 360	ZAXIS 450	ZAXIS 870
VOLVO-EC	VOLVO55 (EC55)	VOLVO140 (EC140)	VOLVO210 (EC210)	VOLVO240 (EC240)	VOLVO290 (EC290)	VOLVO360 (EC360)	VOLVO460 (EC460)	VOLVO460 (EC700)
DAEWOO-DH DOOSAN-DX	DH55	DH60	DH80	DH130	DH150	DH200	DH220	DH258
	DH280	DH300	DH320	DH360	DH370	DH400	DH420	DH500
	DX300	DX370	DX380
KOBELCO-SK	SK35	SK55	SK60-1	SK60-2	SK60-5	SK100	SK120	SK130-8
	SK200-3	SK200-5	SK200-8	SK210	SK230	SK250	SK300	SK320
	SK330	SK350	SK07N2
SUMITOMO-SH-LS	SH35	SH55	SH60	SH65	SH75	SH100	SH120	SH120A3
	SH200	SH220	SH265	SH280	SH300	SH320	SH340	SH350
	SH430	LS2800
SANY-SY	SY65	SY90	SY130	SY200	SY215	SY330	SY335	SY365
KATO-HD	HD250	HD400	HD450	HD700	HD770	HD820	HD1023	HD1250
	HD1430	HD800	HD1100
HYUNDAI-R	R55	R60	R80	R130-5	R130-7	R150	R150LC-7	R200
	R200-5	R210	R210-3	R210-7	R215-7	R220-5	R220-5	R225-7
	R260-5	R265	R275	R290	R300	R300-5	R305	R320
	R360	R385	R420	R450-3	R450-5

Company Profile

Xiamen Kinton Industrial Co Ltd located in Xiamen city, Fujian province, which has convenient export transportation. We are specialized in quality replacement parts for many well-known brands of excavator, Bulldozer, construction machinery and vehicle,including of Caterpillar, Komatsu, Hitachi, VOLVO, Doosan, Kobelco, Sumitomo, SANY, KATO, Kubota, Hyundai, CASE, Yanmar, Liugong, Yuchai and etc.

We have more than 18 year exporter experience in supply full construction machinery replacement parts, such as excavator/bulldozer undercarriage parts(track/bottom/lower roller,carrier/upper/top roller,front idler, sprocket/segement, track link assy,track groups with track shoe, track adjuster assy/recoil spring), ground engaging tools(excavator bucket/bucket teeth/bucket adaptor/cutting edge&end bits etc), pin&bushing,bolts&nuts, seal kits/oil seal, filter(air/oil separator, hydraulic/air/oil/fuel filter etc) and some other spare parts which fit for heavy machinery equipment.
 
We have own factory with complete production lines, international advanced high-precision equipment, high-tech talents and professional team. We insist on high standard and precise production requirement, timely and efficient after-sales service, as well as efficient loading container and logistic.We have stable raw material supplier and strict income material inspection.Our products are certificated by the IS09001, IS09000,ISO14000. All products size following OEM strictly. We have IQC, DQC, IPQC, FQC and OQC to control the quality, and also have specialized inspection instrument. Except that, we also have own warehouse to store with stock parts and provide quickly delivery for our customers.

Mechanical Procedures

FAQ

Q: What main products do you supply?
A: Track roller/Carrier roller/ Sprocket/ Segment/ Front idler/ Track shoe/ track chain/ Bolt/ Nut/ Pin/ Bushing/ Seal and gasket/ Filter/ Bucket teeth/ Bucket/ adaptor and other spare parts.

Q: How is your quality?
A: OEM Quality: all products size following OEM strictly. The quality is absolutely guaranteed,
if there are problems related to quality, please tell us, we will do our best to make you satisfied.

Q: What is your delivery time?
A: Generally, If we have your required items in stock, delivery time 7-10 days.
Or if your required items out of stock, delivery time need about 15days.
The actual delivery time depends on the items and the quantity of your order.

Q: What is your sample policy?
A: We accept a trial sample order if ready parts in stock.
You are welcome to send us samples or spec. Drawing. We can build new mould and produce products accordingly.

Q: How to make payment?
A: We accept multiple payment methods: Bank transfer T/T, Paypal, L/C at sight and so on.
Payment<=3000usd, 100="" />Payment>=3000USD, 30% T/T in advance , the balance before shipment.

Q: How to track the goods if order shipped?
A: We will inform you the shipping information after your order is sent out.
Express shipment: we will send you express tracking number.
Air shipment: we will send you AWB, Packing list and Commercial invoice and other necessary documents.
Sea shipment: we will send you BL, Packing list and Commercial invoice and other necessary documents.

Q: Which countries have you ever exported to?
A: Our products have been exported to more than 60 countries such as USA, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, Sri Lanka, INDIA, Pakistan, Bangladesh, South Africa, Colombia, Peru and etc.