Helical Foundations (4B)

ROUND SHAFT

Type RS4500.337 Series

Helical 4-1/2” Diameter Round Shaft Products

Common Lead Configurations

Plate Diameter

Nominal Length (ft)

Effective Length (in)*

Catalog Number (See Notes Page 24)

Weight (lbs)

Helix Grade

Helix Edge**

A B

C

D

CRSLDAFFF07 CRSLDAFFF10 CRSLDAAFF10 CRSLDABCF07 CRSLDABBF07 CRSLDABCD10 CRSLDBCDD10 CRSLDBCDF10 CRSLDDFFF10

8T

-

-

-

7

74.5

112

80

SLE

8T

-

-

-

10

115.5

169.5

80

SLE

8T

8T

-

-

10

115.5

171.5

80

SLE

8T

10T

12T

-

7

74.5

136

80

SLE

8T

10T

10T

-

7

74.5

134

80

SLE

8T

10T

12T

14T

10

115.5

208

80

SLE

10T

12T

14T

14T

10

115.5

220

80

SLE

10T

12T

14T

-

10

115.5

200

80

SLE

14T

-

-

-

10

74.5

177

80

SLE

*Effective length: from leading edge of bottom helix to center of bolt hole. **SLE = Sharpened Leading Edge

Common Extension Configurations

Plate Diameter

Nominal Length (ft)

Effective Length (in)*

Catalog Number (See Notes Page 24)

Weight (lbs)

Helix Grade

Helix Edge**

A B

C

D

CRSEDFFFF03CU CRSEDFFFF05CU CRSEDFFFF07CU CRSEDFFFF10CU CRSEDBCDD10CU CRSEDCCDF07CU CRSEDDFFF05CU CRSEDDFFF07CU

-

-

-

-

3.5

36.0

53

- - -

- - -

-

-

-

-

5

57.0

78

- - -

- - -

-

-

-

-

7

78.0

105

- - -

- - -

-

-

-

-

10

120.0

158

- - -

- - -

10T

12T

14T

14T

10

120.0

219

80

SLE

12T

12T

14T

-

7

78.0

150

80

SLE

14T

-

-

-

5

57.0

97

80

SLE

14T

-

-

-

7

78.0

124

80

SLE

* Effective length: from bolt hole to bolt hole. “T” after plate diameter means 1 ⁄ 2 " thick helix. **SLE = Sharpened Leading Edge

https://www.hubbell.com/hubbellpowersystems/en/ | 4B-21