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Full Complement Metric Needle Bearings Inner Ring NAV4903 NAV4003 17x30x13 Mm

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Full Complement Metric Needle Bearings Inner Ring NAV4903 NAV4003 17x30x13 Mm

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Brand Name :	IKO/ NSK
Model Number :	NAV4903
Certification :	ISO 9001 2000
Price :	1 USD
Payment Terms :	T/T, Western Union
Supply Ability :	10000PCS/Month
Delivery Time :	5 working days

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Full Complement Metric Needle Bearings Inner Ring NAV4903 NAV4003 17x30x13 Mm

Full complement needle roller bearings with inner ring NAV4903 NAV4003 17x30x13 mm for Iron and steel equipment

Details of High Precision Drawn Cup Needle Roller Bearing NAV4903

Name	High Precision Drawn Cup Needle Roller Bearing NAV4903
Bearing Type	Roller Bearing
Model Number	NAV4903
Material	Chrome steel or bearing steel(Gcr15) Stainless steel / Carbon steel/Ceramic
Dimension	173013mm
Cage(Retainer)	Steel, Brass, Nylon
Types	Open,RS,ZZ,LLU,SS,RZ
Quality Level	Reach the same level as Japanese and European Bearing
Delivery time	1.For samples: 1-3days 2.For order: Generally 15-20 days after
Payment erms	A:100% TT B: 30% T/T in advance .70% before shipment or against copy of B/L C. Western union and PayPal
Application	Papermaking machinery, speed reducer, railway vehicle axle, gear box bearing, rolling mill rolling mill rolls, crusher, vibrating screen, printing machinery, woodworking machinery, all kinds of industry
Package	1. Industrial packaging: Plastic tube (10pcs in one tube)+ carton + plywood pallets; plastic bag + kraft paper + carton + plywood pallets; 2.Commercial packing: 1pc/plastic bag+ single color box+ carton + plywood pallets; 3.According to customer’s requirements
Feature	High precision, low noise, high speed, long life, high reliability, heavy load and high temperature resistance.
Service	OEM and ODM(any brands you want)

Full Complement Metric Needle Bearings Inner Ring NAV4903 NAV4003

needle bearing with cylindrical roller bearings, relative to its diameter, roller is fine and long. This is called needle roller. Although it has a small section, the load bearing capacity of bearing still had high, with thin and long needle bearing roller (roller diameter of D = 5mm, L/D = 2.5, L as the roller length), so the radial structure is compact, the outer diameter of the smallest diameter size and load capacity and other types of bearings, especially for supporting the same, structure to the radial installation size restricted.

Part of the bearing specification :

BEARING NO.	Weight	SIZE
	Weight	mm
	g	d	D	C	rmin
NAV4002	45	15	32	17	0.3
NAV4003	62	17	35	18	0.3
NAV4004	114	20	42	22	0.6
NAV4005	129	25	47	22	0.6
NAV4006	193	30	55	25	1
NAV4007	259	35	62	27	1
NAV4008	304	40	68	28	1
NAV4009	390	45	75	30	1
NAV4010	426	50	80	30	1
NAV4011	645	55	90	35	1.1
NAV4012	677	60	95	35	1.1
NAV4013	692	65	100	35	1.1
NAV4014	950	70	110	40	1.1
NAV4015	1000	75	115	40	1.1
NAV4016	1400	80	125	45	1.1
NAV4017	1540	85	130	45	1.1
NAV4902	28	15	28	13	0.3
NAV4903	30	17	30	13	0.3
NAV4904	71	20	37	17	0.3
NAV4905	83	25	42	17	0.3
NAV4906	94	30	47	17	0.3
NAV4907	142	35	55	20	0.6
NAV4908	192	40	62	22	0.6
NAV4909	239	45	68	22	0.6
NAV4910	227	50	72	22	0.6
NAV4911	344	55	80	25	1
NAV4912	368	60	85	25	1
NAV4913	413	65	90	25	1
NAV4914	612	70	100	30	1
NAV4915	646	75	105	30	1
NAV4916	680	80	110	30	1
NAV4917	873	85	120	35	1.1
NAV4918	912	90	125	35	1.1
NAV4919	952	95	130	35	1.1
NAV4920	1445	100	140	40	1.1
NAV4922	1559	110	150	40	1.1
NAV4924	2296	120	165	45	1.1
NAV4926	2806	130	180	50	1.5
NAV4928	2976	140	190	50	1.5

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