ABEC-5 6301/15-2RS non standard Bicycle ball bearing 15*37*12 mm

ABEC-5 6301/15-2RS non standard Bicycle ball bearing 15*37*12 mm

 

Rubber seals - usually blue:

• "LLB" is a double-lip type seal making light contact and also rides in a groove making a labyrinth seal.
• "LLU" is a double- lip type seal making medium contact and also rides in a groove making a labyrinth seal.

Grade 10 Chromium Steel Balls:
High precision balls are within 10/1,000,000″ round, twice as round as the industry standard, at it’s highest level.

52100 High Carbon Chromium Alloy Races:
Vacuum de-gassed process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable. Polished to a mirror finish for ABEC-3 precision and noiseless movement.

Riveted Steel Retainer for toughness, ABEC-3 tolerances and noise tested, C-3 or C-N Internal Clearance

Bearing NO	Bore(d)		Diameter (D)		Width (B)		Chamfer		Steel Balls		Load Rating		Weight
	mm inch		mm inch		mm inch		mm inch		Number	Size	Cr N	Cor N	KG
6900	10	0.3937	22	0.8661	6	0.2362	0.3	0.012	12	2.381	2700	1270	0.01
6901	12	0.4724	24	0.9449	6	0.2362	0.3	0.012	9	3.5	2890	1640	0.012
6902	15	0.5906	28	1.1024	7	0.2756	0.3	0.012	10	3.969	4320	2250	0.018
6903	17	0.6693	30	1.1811	7	0.2756	0.3	0.012	11	3.5	4590	2550	0.019