d - 20 mm

D - 52 mm

B - 15 mm

C - 15 mm

r min. - 1.1 mm

da min. - 26.5 mm

Da max. - 45.5 mm

ra max. - 1 mm

Weight - 0.161 Kg

Basic dynamic load rating (C) - 12.4 kN

Basic static load rating (C0) - 3.30 kN

(Grease) Lubrication Speed - 13000 r/min

(Oil) Lubrication Speed - 15000 r/min

Calculation factor (e) - 0.30

Calculation factor (Y0) - 2.22

Calculation factor (Y1) - 2.12

Calculation factor (Y2) - 3.28

• Model Number: 1304K
• Inner Diameter：20mm Outer Diameter：52mm Width：15mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-04-20
• Application:relay,electronic materials,fabric products,light therapy instrument,lifting upgrade,Forklift industry,clean stationery,knitted fabrics,other accessories,Spectrum Products,medical equipment
• Similar models:KOYO 11304 ISB 1304TN9 CX 1304K KOYO 1304K NTN 1304SK FAG 1304-TVH KOYO 1304 NKE 1304-K NSK 1304 NACHI 1304K
• BEARING POWER International Trading Co.,Ltd. specialize in 1304K products，there is large inventory of KOYO 1304K . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 1304K Which KOYO 1304K 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
  2320	100	215	73	NSK	Self-Aligning Ball Bearings
  27684/27620	76.200	125.412	25.400	NACHI	Tapered Roller Bearings
  30306C	30	72	20.75	KBC	Tapered Roller Bearings
  52205	20	47	28	ISB	Thrust Ball Bearings
  61938M	190	260	33	SIGMA	Deep Groove Ball Bearings
  7221CDB	105	190	36	NACHI	Angular Contact Ball Bearings
  EE649239/649310	607,72	787,4	93,662	ISB	Tapered Roller Bearings
  GEFZ12C	12,7	25,4		AST	Plain Bearings
  HM212049X/HM212010	66,675	122,238	38,1	Timken	Tapered Roller Bearings
  LD202-2RS	15	40	11	AST	Deep Groove Ball Bearings
  NA4008 V	40	68	28	CX	Needle Roller Bearings
  NUP 210 ECJ	90	50	20	SKF	Thrust Ball Bearings
  SE 627 ZZSTMSA7	7	22	7	KOYO	Deep Groove Ball Bearings
  UC312	60	130	36	SNR	Deep Groove Ball Bearings
  UCP 202	15			AST	Bearing Units
  MCS146	230	370	53	Rollway (Bronze Cage)	CYLINDRICAL ROLLER BEARINGS
  QJM31/4	3.2500	7.5000	1.5625	RHP	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  619/32-ZZ	32	52	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  8026	26	52	.5905	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  40x72x7mm	40	72	7	CONSOLIDATED	OIL SEALS