Seals -- Industrial seals -- Power transmission seals -- Radial shaft seals for general industrial applications -- SKF 21840

21840

US stock number			21840
Design			CRWH1
Lip material			R

Dimensions

d₁	55.575	mm
D	82.58	mm
b	11.13	mm

Application and operating conditions

Pressure differential	max.	0.07	MPa
Operating temperature	min.	-40	°C
Operating temperature	max.	100	°C
Operating temperature, short period	max.	120	°C
Rotational speed	max.	6186	r/min
Shaft surface speed	max.	18	m/s

Model Number: 21840
Inner Diameter：55.5752mm Outer Diameter：82.58mm Width：11.13mm
Reference speed:- Limiting speed:-
Type：Seals Industrial seals Power transmission seals Radial shaft seals for general industrial applications
Details： Radial shaft seals for general industrial applications
Update date：2026-04-16
Application:Insect Count,animal anatomy,medical equipment,construction machinery and equipment,altimeter etc,non-motor vehicle Electric car,powder metallurgy,non-ferrous metal alloy,shaft milling machine,safety testing,Antenna Potentials
Similar models:21840
BEARING POWER International Trading Co.,Ltd. specialize in 21840 products，there is large inventory of SKF 21840 Radial shaft seals for general industrial applications. We has been built up long-term cooperation with SKF company, could make a bulk order of the 21840 Which SKF 21840 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	Type
215-Z	75	130	25	Bearings, units and housings
216-Z	80	140	26	Bearings, units and housings
527819	228.6	-	-	Seals
6210-2RZ	50	90	20	Bearings, units and housings
7017 CE/HCP4A	85	130	22	Bearings, units and housings
71952 ACD/P4A	260	360	46	Bearings, units and housings
BC4-8029/HA4	1350	1765	-	Bearings, units and housings
C 2206 TN9	30	62	20	Bearings, units and housings
NK 70/35	70	85	35	Bearings, units and housings
SAF 22632 x 5.3/8	136.525	-	-	Bearings, units and housings
SAFS 23026 KATLC x 4.3/8	111.125	-	-	Bearings, units and housings
SYE 1 7/16-18	36.5125	-	-	Bearings, units and housings

Purchase the SKF 21840 Please fill in the following

Hot number： 32412 51204 99118 BA1B 307756 FY 1. WF GEH 25 ES-2LS H 210 N 312 ECM NU 2306 ECML NU 318 ECM OH 3968 H OKC 620 SAF 22328 T SAF 23044 KAT x 8 SNL 3068 TURT