Merrill's Product Catalog: Well Caps, Well Seals
Certified Watertight - Pitless Adapter Standard PAS-2, PAS-97 (04) and Illinois Code.
Custom Name Plate Compatible

WC Series Watertight Cap
For use with all Pitless Units and Adapters.
Order No. UPC Bar Code
(Qty. 1)
Casing
O.D. Size
Casing
I.D. Size
Conduit
Tap Size
Vent
Size
Approx.
Wt. / Lbs.
WC400 6 42367 02863 3 4-1/2" 4" 1" 1/2" 9.5
WC500 6 42367 02865 7 5-9/16" 5" 1" 3/4" 11.7
WC600 6 42367 02867 1 6-5/8" 6" 1-1/4" 3/4" 13.8
WC800 6 42367 02869 5 8-5/8" 8" 1-1/2" 1" 29.7
• Painted Cast Iron • Galvanized Vent Ell With Stainless Steel Screen Included
• Two Neoprene O-Rings • Plated Bolts • Individually Boxed
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Certified Watertight - Pitless Adapter Standard PAS-2, PAS-97 (04) and Illinois Code.
Custom Name Plate Compatible

WCI and WCM Series Watertight Cap
For use with all Pitless Adapters.
Order No. UPC Bar Code
(Qty. 1)
Casing
O.D. Size
Casing
I.D. Size
Conduit
Tap Size
Vent
Size
Approx.
Wt. / Lbs.
WCI6 6 42367 02891 6 6-5/8" 6" 1" 3/8" Dia. 10.8
++WCIG6 6 42367 05885 2 6-5/8" 6" 1" 3/8" Dia. 10.9
WCM6 6 42367 02900 5 6-5/8" 6" 1-1/4" 1" (Tap) 10.1

• Plated Bolts • Painted Cast Iron
• Wide Compression Gasket • Individually Boxed
++ With Grounding Screw and Terminal Lugs

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Certified Watertight - Pitless Adapter Standard PAS-2, PAS-97 (04) and Illinois Code.
Custom Name Plate Compatible

WCO Series Watertight Cap
For use with all Pitless Adapters. Model shown is WCOC with top tapping for chlorination or water sampling.

Top Tapping
4" Cap-1"
5" Cap-1-1/4"
6" Cap-1-1/4"
Order No. UPC Bar Code
(Qty. 1)
Casing
O.D. Size
Casing
I.D. Size
Conduit
Tap Size
Vent
Size
Approx.
Wt. / Lbs.
# WCOS400 6 42367 04447 3 4-1/2" 4" 1" 1/2" 2.0
# WCOS500 6 42367 04448 0 5-9/16" 5" 1" 3/4" 2.4
# WCOS600 6 42367 04449 7 6-5/8" 6" 1" 3/4" 2.9
++ # WCOG400 6 42367 04450 3 4-1/2" 4" 1" 1/2" 2.0
++ # WCOG500 6 42367 04451 0 5-9/16" 5" 1" 3/4" 2.4
++ # WCOG600 6 42367 04452 7 6-5/8" 6" 1" 3/4" 2.9
# WCOC400 6 42367 04453 4 4-1/2" 4" 1" 1/2" 1.9
# WCOC500 6 42367 04454 1 5-9/16" 5" 1" 3/4" 2.4
# WCOC600 6 42367 04455 8 6-5/8" 6" 1" 3/4" 2.8
++ # WCOGC400 6 42367 04456 5 4-1/2" 4" 1" 1/2" 2.0
++ # WCOGC500 6 42367 04457 2 5-9/16" 5" 1" 3/4" 2.4
++ # WCOGC600 6 42367 04458 9 6-5/8" 6" 1" 3/4" 2.9
WCOP400 6 42367 06153 1 4-1/2" 4" 1" 1/2" 1.6
WCOP500 6 42367 06154 8 5-9/16" 5" 1" 3/4" 1.9
++WCOPG400 6 42367 06266 8 4-1/2" 4" 1" 1/2" 1.6
++WCOPG500 6 42367 06267 5 5-9/16" 5" 1" 3/4" 2.0
• Aluminum Casting • Gasket Seal • Plated Bolts
• Bronze Screen Included • Individually Boxed
++ With Grounding Screw and Terminal Lugs
# With 1" PVC Nipple
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Certified Watertight - Pitless Adapter Standard PAS-2, PAS-97 (04) and Illinois Code.
Custom Name Plate Compatible

WCOP Series Watertight Cap
For use with all Pitless Adapters
Order No. UPC Bar Code
(Qty. 1)
Casing
O.D. Size
Casing
I.D. Size
Conduit
Tap Size
Vent
Size
Approx.
Wt. / Lbs.
WCP500 6 42367 03865 6 5-1/2" 5" 1" 3/4" 2.4
*WCPS500 6 42367 05887 6 5-1/2" 5" 1" 3/4" 2.4
++WCPG500 6 42367 05888 3 5-1/2" 5" 1" 3/4" 2.5
* No Adapter for 1" NPT • Aluminum Casting • Plated Bolts
• Bronze Screen Included • Individually Boxed • PVC Base
++ With Grounding Screw and Terminal Lugs
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Certified Watertight - Pitless Adapter Standard PAS-2, PAS-97 (04) and Illinois Code.
WCB Series Watertight Cap
For use with all Pitless Units and Adapters
Order No. UPC Bar Code
(Qty. 1)
Casing
O.D. Size
Casing
I.D. Size
Conduit
Tap Size
Vent
Size
Approx.
Wt. / Lbs.
WCB400 6 42367 02871 8 4-1/2" 4" 1-1/2" 1" 14.3
WCB500 6 42367 02872 5 5-9/16" 5" 1-1/2" 1" 15.9
WCB600 6 42367 02873 2 6-5/8" 6" 1-1/2" 1-1/4" 24.1
WCB800 6 42367 02890 9 8-5/8" 8" 1-1/2" 2" 39.3
WCB100 6 42367 02870 1 10-3/4" 10" 3" 2-1/2" 58.6
• Painted Cast Iron • Wide Compression Gasket • Plated Bolts • Individually Boxed
• Grounding Option Avaliable, Add “G” to Order No. (i.e. WCBG600)
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Certified Watertight - Pitless Adapter Standard PAS-2, PAS-97 (04) and Illinois Code.
Custom Name Plate Compatible

WCABS Series Watertight Cap
For use with 6" IPS Casing
Order No. UPC Bar Code
(Qty. 1)
Casing
O.D. Size
Casing
I.D. Size
Conduit
Tap Size
Vent
Size
Approx.
Wt. / Lbs.
WCABS400 6 42367 10565 5 4-1/2" 4" 1-1/4" IPS 7/16" 2.2
WCABS600 6 42367 08944 3 6-5/8" 6" 1-1/4" IPS 7/16" 4.0
• Plated Bolts • Hi-Impact ABS Resin • Vermin Proof
• Wide Compression Gasket • Individually Boxed
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