d - 17 mm

D - 40 mm

B - 12 mm

C - 12 mm

r1 min. - 0.6 mm

da min. - 21 mm

Da max. - 36 mm

ra max. - 0.6 mm

Weight - 0.073 Kg

Basic dynamic load rating (C) - 7,9 kN

Basic static load rating (C0) - 2 kN

(Grease) Lubrication Speed - 16000 r/min

(Oil) Lubrication Speed - 20000 r/min

Calculation factor (e) - 0.31

Calculation factor (Y0) - 2.12

Calculation factor (Y1) - 2.03

Calculation factor (Y2) - 3.14

• Model Number:1203
• Inner Diameter：17mm Outer Diameter：40mm Width：12mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-12-22
• Application:vertical sawing machine,manual Tools,coupling type,Workpiece,extruder,universal category,other rubber,Blood coagulation reagent,instrument,van,Film machine
• Similar models:FAG 1203-TVH CX 1203 CRAFT 1203 NACHI 1203 ZEN S1203-2RS SNR 1203G15 NKE 1203 NTN 1203S AST 1203 NSK 1203
• BEARING POWER International Trading Co.,Ltd. specialize in 1203 products，there is large inventory of NACHI 1203 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 1203 Which NACHI 1203 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  249/1320	1320	1720	400	ISB	Spherical Roller Bearings
  31594/20	34,925	76,2	29,37	PFI	Tapered Roller Bearings
  51130	150	190	31	NTN	Thrust Ball Bearings
  713623090				FAG	Wheel Bearings
  BK3216	35	39	16	CX	Cylindrical Roller Bearings
  FNTKF-4367	43	67	4,7	Timken	Needle Roller Bearings
  LM805549/10	53,975	88,9	19,05	CX	Tapered Roller Bearings
  MJH-10101	15,875	22,225	15,88	NSK	Needle Roller Bearings
  NAFW 173026	17	30	26	JNS	Needle Roller Bearings
  NJ 256	260	500	80	NACHI	Cylindrical Roller Bearings
  NUP 412	60	150	35	NSK	Cylindrical Roller Bearings
  NUP1022	110	170	28	CX	Cylindrical Roller Bearings
  TR0708-1R	35	80	32,75	KOYO	Tapered Roller Bearings
  UKFLE215H	65			SNR	Bearing Units
  STO35ZZ	35	72	25	FAG	NEEDLE BEARINGS
  GEZ600TE.2RS	6.0000	8.7500	4.7500	SKF	SPHERICAL PLAIN BEARINGS
  NUP2264	320	580	150	STEYR	CYLINDRICAL ROLLER BEARINGS
  MUC260	300	540	85	Rollway	CYLINDRICAL ROLLER BEARINGS
  PBJ-8	1.0000	2.5000	.7500	RIV	SELF
  H-3138x7	190	240		CONSOLIDATED	ADAPTERS