REXNORD - MARBETT - MCC
B12
UCFN - SUCFN - HCFN - SHCFN
t
mm
Code
30
63154
55
35*
682022
59
40*
600882
66
30
69965
55
35*
682032
59
40*
600892
66
g
l
i
z
d
Df
t
d
1
2
t
d
2
h
1
2
s
a
e
a
e
Squarelangebearingunits
Grub screws or eccentric collar shaft locking
Version with bearing Type B
The double ring guarantees maximum protection against dust and
non-corrosive substances.
Version with stainless steel bearing Type C
A±S± 420 stainless steel bearing with 2 rubberised rings, provides
excellent seal against humidity, steams, liquids, medium corrosive
chemical agents. Maximum load ability is inferior.
Version with bearing Type A
The rubberised ring guarantees maximum protection against dusts.
Material
Polyamide PA FV guarantees maximum strength and high-
temperature resistance. Polypropylene PP FV offers excellent
resistance to chemical agents but inferior load ability.
Material
PA FV polyamide housing
• Housing in reinforced polyamide PAFV resin (black)
• Ball type nickel plated brass greasing nipple
• Reinforcing bushings on mounting holes and washers in stainless steel AISI 304.
PP FV polypropylene housing
• Housing in reinforced polypropylene PP FV resin (white)
• Bearing in stainless steel AISI 420
• Ball type stainless steel AISI 316 greasing nipple
• Reinforcing bushings on mounting holes and washers in stainless steel AISI 316.
Continuous operating temperature
in air: - 20 to + 60°C.
Maximum allowed misalignment:
2°.
Bearing
• Type B (grub screws shaft locking, chrome alloy steel,
Superagriseal unit plus centrifuging ring)
• Type C (grub screws shaft locking, stainless steelA±S± 420,
Superagriseal unit plus rubberised centrifuging ring)
• TypeA(grub screws shaft locking, chrome alloy steel, Superagriseal unit)
• Type D (eccentric collar shaft locking, chrome alloy steel, Superagriseal unit)
• Prelubricated with lithium / calcium grease
• Can be relubricated.
• Series HCFN • Type D
Eccentric collar shaft
locking
• Series UCFN • Type A
Grub screws shaft
locking
• Series UCFN • Type C
Grub screws shaft
locking
• Series UCFN • Type B
Grub screws shaft
locking
dia.
d
mm
Accessories
Cover
orange
Closed cover supplied
with seals
Open cover supplied
with seals
* = Version with special Ixing holes.
Closed cover
Open cover
Protection covers (accessories)
Seals.
Seals O-Ring.
Accessories