Page 712 - SKF-bearing-housings

17.1 SKF inch roller bearing units with a two-bolt pillow (plummer) block housing
SYE, SYE .. N, SYR and SYR .. N series
d a 1 7 /16 – 2 7 /16 in.
1 /32
A 1

B B
s s
d 2 d a H d a H

H 1 H 1

A A

SYE S Y E .. N SYR .. NH

Shaft Bearing unit Basic load Limiting speeds Mass Appropriate
diameter Designation 1) rating TriGard Labyrinth Radial shaft attachment
dynamic seal seal seal bolt size
C
d a
in. lbf. r/min lb. –

1 7 /16 SYE 1 7/16 16 600 5 100 5 300 1 700 8 1 /2
SYE 1 7/16 N 21 700 4 000 5 600 – 8 1 /2
SYR 1 7/16 16 600 5 100 5 300 1 700 7 1 /2
SYR 1 7/16 N 21 700 4 000 5 600 – 7 1 /2
1 1 /2 SYE 1 1/2 16 600 5 100 5 300 1 700 8 1 /2
SYE 1 1/2 N 21 700 4 000 5 600 – 8 1 /2
SYR 1 1/2 16 600 5 100 5 300 1 700 7 1 /2
SYR 1 1/2 N 21 700 4 000 5 600 – 7 1 /2
1 11 /16 SYE 1 11/16 17 300 4 500 4 700 1 600 9.3 1 /2
SYE 1 11/16 N 23 000 3 700 5 300 – 9.3 1 /2
SYR 1 11/16 17 300 4 500 4 700 1 600 8.1 1 /2
SYR 1 11/16 N 23 000 3 700 5 300 – 8.1 1 /2
1 3 /4 SYE 1 3/4 17 300 4 500 4 700 1 600 9.3 5 /8
SYE 1 3/4 N 23 000 3 700 5 300 – 9.3 5 /8
SYR 1 3/4 17 300 4 500 4 700 1 600 8.1 1 /2
SYR 1 3/4 N 23 000 3 700 5 300 – 8.1 1 /2
1 15 /16 SYE 1 15/16 19 000 4 100 4 250 1 450 10.5 5 /8
SYE 1 15/16 N 23 400 3 500 5 000 – 10.5 5 /8
SYR 1 15/16 19 000 4 100 4 250 1 450 9.2 5 /8
SYR 1 15/16 N 23 400 3 500 5 000 – 9.2 5 /8
2 SYE 2 19 000 4 100 4 250 1 450 10.5 5 /8
SYE 2 N 23 400 3 500 5 000 – 10.5 5 /8
SYR 2 19 000 4 100 4 250 1 450 9.2 5 /8
SYR 2 N 23 400 3 500 5 000 – 9.2 5 /8
2 3 /16 SYE 2 3/16 22 400 3 700 3 800 1 300 13.5 5 /8
SYE 2 3/16 N 28 100 3 250 4 500 – 13.5 5 /8
SYR 2 3/16 22 400 3 700 3 800 1 300 12 5 /8
SYR 2 3/16 N 28 100 3 250 4 500 – 12 5 /8
2 7 /16 SYE 2 7/16 33 300 3 100 3 250 1 100 18.5 5 /8
SYE 2 7/16 N 43 400 2 900 3 800 – 18.5 5 /8
SYR 2 7/16 33 300 3 100 3 250 1 100 16 5 /8
SYR 2 7/16 N 43 400 2 900 3 800 – 16 5 /8
1) The listed designation is for a non-locating unit with TriGard seals. Other variants must be specified by suffixes († page 693).

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