Fernco Strong-Back 1001-64RC 6" X 4" Clay Pipe Shielded RC Coupling Connector Sewer and Drain Flexible Adapter

Part # 1001-64RC

Below-ground pipe connector excellence. Designed to resist heavy earth loads and shear forces, Fernco strong-back RC pipe couplings stand as the optimal...
The preferred pipe connector. Fernco couplings stand as the top choice for flexible pipe connections in waste, drain, and vent applications.
Unsurpassed durability. Provides a permanent, leak-proof solution for sewer, drain, waste, and vent piping needs, ensuring enduring...
American craftsmanship and compliance. Proudly manufactured in the USA for over 60 years.

1001 Series Size: 6" x 4"

Connects Clay to Clay

All documents

Dimensions

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End 1 pipe OD range	7.00" to 7.75"
End 2 pipe OD range	5.40" to 5.60"
End 1 inside diameter	7.50"
End 2 inside diameter	5.50"
Length	8.31 in
Width	8.31 in
Height	6.25 in
Weight	5.21 lb

Product details

Introducing the Fernco strong-back 1001-64RC 6" x 4" strong-back RC shielded couplings, the ultimate solution for demanding pipe connections. Specifically designed to effortlessly connect 6" clay to 4" clay pipes, this coupling accommodates pipe outer diameters ranging from 7"-7.75" on one end and 5.4"-5.6" on the other end, guaranteeing a flexible fit for various applications. Built to withstand challenging conditions, including slight off-set in host pipes, these shielded couplings offer unparalleled adaptability and resilience. Engineered for below-ground excellence, Fernco strong-back RC pipe couplings resist heavy earth loads and shear forces, ensuring secure connections that last.

Trusted by professionals worldwide, Fernco is the preferred choice for waste, drain, and vent applications. Plumbers, contractors, and municipalities rely on Fernco couplings for their unmatched performance and peace of mind. Fernco couplings deliver a permanent, leak-proof solution for sewer, drain, waste, and vent piping needs, meeting stringent requirements and standards with ease. Backed by industry-leading specs and codes compliance, including ASTM d 5926, c 1173 CSA B602, and UPC approval, Fernco couplings ensure reliability above and below ground. With a maximum test pressure of 4.3 PSI, these couplings are designed for waste, drain and vent applications. Crafted with pride in the USA for over 60 years, Fernco's legacy of american craftsmanship shines through in every product.

Unrivaled resilience in challenging conditions. Fernco strong-back RC shielded couplings accommodate challenging pipe connections, including slight off-set in host pipes.

Flexible fit. Specifically designed to connect 6" clay to 4" clay pipes. This coupling accommodates pipe outer diameters (ODs) ranging from 7"-7.75" on one end and 5.4"-5.6" on the other end.

Specs and codes. Complies with ASTM d 5926, c 1173, CSA b602 and are UPC approved. Best for below ground use. Maximum test pressure: 4.3 PSI.

Specifications

Product
Connection	Mechanical
Fitting type	Reducing Coupling
Flexible	Yes
Material	Elastomeric PVC, Stainless Steel
Color	Black, Silver
Standards	ASTM C1173, ASTM D5926, CSA B602, UPC
Application	Below Ground, DWV

Performance
Max test pressure	4.3 psi
Temperature range	-30°F to 140°F

Compliance

AIS and BABA compliant

Meets American Iron and Steel and Build America, Buy America requirements for government and municipal projects.

AIS and BABA details

Drawings and downloads

Documents

Installation instructions All products

Compare 1001 Series sizes

1001-44RC

Size
4" x 4"

Pipe materials
Clay to Clay

Pipe OD range
4.85" to 5.55"

Standard version
1001-44
1001-44WCRC

Size
4" x 4"

Pipe materials
Western Clay to Western Clay

Pipe OD range
5.15" to 5.85"

Standard version
1001-44WC
1001-55RC

Size
5" x 5"

Pipe materials
Clay to Clay

Pipe OD range
5.65" to 6.35"

Standard version
1001-55
1001-64RC (this part)

Size
6" x 4"

Pipe materials
Clay to Clay

Pipe OD range
7.00" to 7.75" / 5.40" to 5.60"

Standard version
1001-64
1001-66RC

Size
6" x 6"

Pipe materials
Clay to Clay

Pipe OD range
7.00" to 7.75" / 7.05" to 7.75"

Standard version
1001-66
1001-66WCRC

Size
6" x 6"

Pipe materials
Western Clay to Western Clay

Pipe OD range
7.50" to 8.25"

Standard version
1001-66WC
1001-86RC

Size
8" x 6"

Pipe materials
Clay to Clay

Pipe OD range
9.20" to 9.85" / 7.10" to 7.30"

Standard version
1001-86
1001-86WCRC

Size
8" x 6"

Pipe materials
Western Clay to Western Clay

Pipe OD range
9.55" to 10.20" / 7.70" to 7.90"

Standard version
1001-86WC
1001-88RC

Size
8" x 8"

Pipe materials
Clay to Clay

Pipe OD range
9.20" to 9.85" / 9.10" to 9.85"

Standard version
1001-88
1001-88WCRC

Size
8" x 8"

Pipe materials
Western Clay to Western Clay

Pipe OD range
9.55" to 10.20"

Standard version
1001-88WC
1001-10-8RC

Size
10" x 8"

Pipe materials
Clay to Clay

Pipe OD range
12.00" to 12.70" / 9.55" to 9.75"

Standard version
1001-10-8
1001-1010RC

Size
10" x 10"

Pipe materials
Clay to Clay

Pipe OD range
12.00" to 12.70"

Standard version
1001-1010
1001-1010WCRC

Size
10" x 10"

Pipe materials
Western Clay to Western Clay

Pipe OD range
12.00" to 12.70"

Standard version
1001-1010WC
1001-1212RC

Size
12" x 12"

Pipe materials
Clay to Clay

Pipe OD range
13.75" to 14.70"

Standard version
1001-1212
1001-1212WCRC

Size
12" x 12"

Pipe materials
Western Clay to Western Clay

Pipe OD range
14.50" to 15.45"

Standard version
1001-1212WC
1001-1512RC

Size
15" x 12"

Pipe materials
Clay to Clay

Pipe OD range
17.00" to 18.65" / 14.28" to 14.48"

Standard version
1001-1512
1001-1515RC

Size
15" x 15"

Pipe materials
Clay to Clay

Pipe OD range
17.15" to 18.65"

Standard version
1001-1515
1001-1515WCRC

Size
15" x 15"

Pipe materials
Western Clay to Western Clay

Pipe OD range
17.15" to 18.65"
1001-1818RC

Size
18" x 18"

Pipe materials
Clay to Clay

Pipe OD range
20.85" to 22.50" / 21.00" to 22.50"

Standard version
1001-1818
1001-2121RC

Size
21" x 21"

Pipe materials
Clay to Clay

Pipe OD range
23.00" to 25.25"

Standard version
1001-2121
1001-2424RC

Size
24" x 24"

Pipe materials
Clay to Clay

Pipe OD range
27.50" to 29.75"

Standard version
1001-2424
1001-2727RC

Size
27" x 27"

Pipe materials
Clay to Clay

Pipe OD range
30.90" to 33.15"

Standard version
1001-2727

Part	Size	Pipe materials	Pipe OD range (end 1 / end 2)	Standard version
1001-44RC	4" x 4"	Clay to Clay	4.85" to 5.55"	1001-44
1001-44WCRC	4" x 4"	Western Clay to Western Clay	5.15" to 5.85"	1001-44WC
1001-55RC	5" x 5"	Clay to Clay	5.65" to 6.35"	1001-55
1001-64RC (this part)	6" x 4"	Clay to Clay	7.00" to 7.75" / 5.40" to 5.60"	1001-64
1001-66RC	6" x 6"	Clay to Clay	7.00" to 7.75" / 7.05" to 7.75"	1001-66
1001-66WCRC	6" x 6"	Western Clay to Western Clay	7.50" to 8.25"	1001-66WC
1001-86RC	8" x 6"	Clay to Clay	9.20" to 9.85" / 7.10" to 7.30"	1001-86
1001-86WCRC	8" x 6"	Western Clay to Western Clay	9.55" to 10.20" / 7.70" to 7.90"	1001-86WC
1001-88RC	8" x 8"	Clay to Clay	9.20" to 9.85" / 9.10" to 9.85"	1001-88
1001-88WCRC	8" x 8"	Western Clay to Western Clay	9.55" to 10.20"	1001-88WC
1001-10-8RC	10" x 8"	Clay to Clay	12.00" to 12.70" / 9.55" to 9.75"	1001-10-8
1001-1010RC	10" x 10"	Clay to Clay	12.00" to 12.70"	1001-1010
1001-1010WCRC	10" x 10"	Western Clay to Western Clay	12.00" to 12.70"	1001-1010WC
1001-1212RC	12" x 12"	Clay to Clay	13.75" to 14.70"	1001-1212
1001-1212WCRC	12" x 12"	Western Clay to Western Clay	14.50" to 15.45"	1001-1212WC
1001-1512RC	15" x 12"	Clay to Clay	17.00" to 18.65" / 14.28" to 14.48"	1001-1512
1001-1515RC	15" x 15"	Clay to Clay	17.15" to 18.65"	1001-1515
1001-1515WCRC	15" x 15"	Western Clay to Western Clay	17.15" to 18.65"
1001-1818RC	18" x 18"	Clay to Clay	20.85" to 22.50" / 21.00" to 22.50"	1001-1818
1001-2121RC	21" x 21"	Clay to Clay	23.00" to 25.25"	1001-2121
1001-2424RC	24" x 24"	Clay to Clay	27.50" to 29.75"	1001-2424
1001-2727RC	27" x 27"	Clay to Clay	30.90" to 33.15"	1001-2727