(dimensions in mm)

Bearing Type - Single Row

Outer Dia (D) - 50.0000

Width (B) - 20.0000

Dynamic Load Rating (Cr) - 26,000

Static Load Rating (Cor) - 47,000

Max Speed (Oil) (X1000 RPM) - 11,000

Shaft (Fw) - 40.000

Weight (g) - 82.70

Material - 52100 Chrome steel, or equivalent

The bearing must be used with a hardened inner ring, or a hardened shaft.

Some sizes are available with either a single seal or two seals.

• Model Number: NK40/20
• Inner Diameter：40mm Outer Diameter：50mm Width：20mm
• Type：Needle Roller Bearings
• Update date：2025-04-19
• Application:plastic rolling,Automation,enzyme,construction machinery and equipment,Beauty and Body,plastic blow molding,Dental Equipment,Equipment,hot and cold box,office equipment,forklift industry
• Similar models:NTN KJ35X40X24 NBS RNAO50x65x40-ZW KOYO AX54060 NTN HMK4025 INA K80X88X40-ZW IKO TAM4020 NBS NAO40x65x20 JNS NAF254017 IKO RNAF405520 CX RNA4940
• BEARING POWER International Trading Co.,Ltd. specialize in NK40/20 products，there is large inventory of AST NK40/20 . We has been built up long-term cooperation with AST company, could make a bulk order of the NK40/20 Which AST NK40/20 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
  1204K+H204	20	47	14	CX	Self-Aligning Ball Bearings
  1315	75	160	37	NSK	Self-Aligning Ball Bearings
  24892K30	460,000	580,000	118,000	NTN	Thrust Roller Bearings
  3382/3328	39,688	84,138	29,37	Timken	Tapered Roller Bearings
  51224	120	170		AST	Thrust Ball Bearings
  7408 B	40	110	27	ISO	Angular Contact Ball Bearings
  ASTEPB 1618-06	16	18		AST	Plain Bearings
  GE 220 HS-2RS	220	340	175	CX	Plain Bearings
  JTT-814	12.700	17.463	22.23	KOYO	Needle Roller Bearings
  LM300849/LM300811	40.988	67.975	17.5	KBC	Tapered Roller Bearings
  YAR 204-012-2FW/VA201	47	19,05	31	SKF	Deep Groove Ball Bearings
  YB 124	19,05	25,4	6,35	IKO	Needle Roller Bearings
  NJ2060E	300	460	95	FAG	CYLINDRICAL ROLLER BEARINGS
  H3030.503	150	180		FAG	ADAPTERS
  93448	.8750	1.2500	3.0000	BERLISS	JOURNAL ROLLER ASSEMBLIES
  XLS-17/8	1.8750	3.1875	.6250	HOFF	DEEP GROOVE BALL BEARINGS
  H-52-LW	.8750	1.6250	.8750	RBC	NEEDLE BEARINGS
  81210			9.0	SKF	THRUST ROLLER BEARINGS
  HK-4020	47		20	CONSOLIDATED	NEEDLE BEARINGS
  53312-U				CONSOLIDATED	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING