Rex ZGT852077 is a 5000 series heavy duty center pull elevator head take-up assembly with a 2-7/16 in (61.91 mm) bore spherical roller bearing. The cast iron housing features a double setscrew locking collar and a clearance seal, designed for demanding elevator and conveyor applications.

Ability to Relubricate

Yes

Adjusting screw thread size

1 1/4-7 NC

Allowable Working Load [2/3 Yield Strength] (lb)

20900

Available end cap

DTC8

Available End Cap

DTC8

Available Seal Type

K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip

Base to centerline height (in)

4.125

Bearing Brand

REX ROLLER BEARING

Bolt Hole Spacing [Width] (in)

2

Bolt Size (in)

5/8

Bore size (in)

2.4375 in

Bore Size (in)

2.4375 in

Cage Material

Engineered Polymer

Clearance

C3 STANDARD

Distance between bolt holes (in)

11

Distance from Bearing Centerline to End of Rod (in)

18.75

Fixed vs. Expansion

Fixed

Foot Height (in)

0.75

Frame

ZGT87

Frame height (in)

19.44

Frame length (in)

13.5

Frame Material

Welded Steel

Frame type

Center Pull Elevator Head Assembly

Frame Width (in)

4

Frame Width at Top of Frame (in)

4.94

Grease Fitting Thread Size

1/8 NPT

Housing coating

Powder coated

Housing Coating

POWDER COATED

Housing construction

Solid

Housing Construction

Solid

Housing material

Cast iron

Housing Material

Cast Iron

Housing style

Take-Up Assembly

Housing Style

Take-Up Assembly

Housing type

Take-Up Assembly

Housing Type

Take-Up Assembly

Insert

5207U

Length Through Bore (in)

4.37

Locking device kit

SC8 QTY 2

Locking Device Kit

SC8 QTY 2

Locking Type

Double Set Collar

Lubrication type

EXXON RONEX MP STD

Lubrication Type

EXXON RONEX MP STD

Maximum Speed (RPM)

3300 rpm

Maximum Temperature (C)

107

Maximum Temperature (F)

225

Microlock kit

ML3

Misalignment Capability

±2.0° Misalignment - Dynamic

Misalignment Type

Dynamic

Net Weight

74.00

Overall Height (in)

22.88

Overall Length (in)

13.5

Overall rod length (in)

13.63

Overall width

4.94

Primary seal

Steel clearance seal

Primary Seal

STEEL CLEARANCE SEAL

Radial Dynamic Load Capacity (lb)

43240 lb

Radial Static Load Capacity (lb)

53500 lb

Retainer material

Engineered Polymer

Retainer Material

Engineered Polymer

Rolling element

Spherical Roller

Seal kit

ZS8

Seal type

Clearance Seal

Setscrew torque (in-lbs)

680

Size code

8

Size Code

8

Take-up block

ZT85207

Take-up Block

ZT85207

Travel length (in)

7

Vibration frequency fundamental train

0.0072 cps

Vibration Frequency Fundamental Train

0.0072 cps

Vibration frequency inner ring defect

0.1791 cps

Vibration Frequency Inner Ring Defect

0.1791 cps

Vibration frequency outer ring defect

0.1376 cps

Vibration Frequency Outer Ring Defect

0.1376 cps

Vibration frequency roller spin

0.0607 cps

Vibration Frequency Roller Spin

0.0607 cps

Weight unit

LB