Button Head Couplers

Model	Discription	Service	Connection
10595	Standard Button Head • Regular Duty	Pull-On	7/16" - 27 NS(f) inlet
10670	Giant Button Head • Regular Duty	Pull-On	7/16” – 27 NS(f) inlet
10630	Giant Button Head • 10670 w/ 10629 adapter	Pull-On	1/8" NPT(f) inlet
10665	Standard Button Head • 10595 w/ 10629 adapter	Pull-On	1/8" NPT(f) inlet
10890	Standard Button Head • (Ø 5/8") with Adapter	Push-On Only	1/8" NPT(f) inlet
10730	Giant Button Head • Regular Duty	Pull or Push-On	7/16" - 27 NS(f) inlet
10860	Giant Button Head • Regular Duty	Pull, Push or Hook-on	7/16" - 27 NS(f) inlet
10850	Giant Button Head • Heavy Duty • Nylon Piston	Pull, Push or Hook-on	1/4" NPT(f) inlet
10855	Giant Button Head • Heavy Duty • Steel Piston	Pull, Push or Hook-on	1/4" NPT(f) inlet
10885	Giant Button Head • Heavy Duty • Steel Piston w/ Internal Auto Shut-off	Pull, Push or Hook-on	1/4" NPT(f) inlet
10335	Giant Button Head • Heavy Duty w/ Pressure Release	Pull, Push or Hook-on	1/4" NPT(f) inlet
10990	Manual Shut-off Relief Valve (In-Line Accessory) • 1/4" NPT(m) Outlet		1/4" NPT(f) inlet
10629	Coupler Adapter • 7/16" - 27 NS(m) > 1/8" NPT(f)

Giant Button Head (GBH) Couplers w/ Pressure Relief Valve

Model	Discription	Connection
10880	Heavy Duty w/ Relief Valve • For push or pull on service	1/4" NPT(f ) inlet
10875	Heavy Duty w/ Relief Valve • For push or pull on service • Steel Piston	1/4" NPT(f ) inlet
10870	Heavy Duty w/ Relief Valve • For push or pull on service • Auto-Shutoff Piston	1/4" NPT(f ) inlet

Piggy Back Fitting Adapters

• 10,000 psi Rated
• Fast Emergency Installation
• Used with liquids & lube sealants
• Provides an additional in-service check-valve
• Solid Steel Construction with Zinc Corrosion Protection
• 316 Stainless Models Available
• Made in USA by Dualco

Pressure Release, Lubrication Adapters & Check Valves

Model	Discription
10720	Pressure Releasing Tool for Vent Cap Fittings • 1” – 14 UNS(f ) connection x 1/2” NPT(f ) Side Outlet Port • Hardened Stem
10733	Lubrication Adapter • Giant Button Head (GBH) Inlet x 1"- 14 UNS(f) Outlet
11102	Lubrication Adapter • Giant Button Head (GBH) Inlet x 3/4" - 16 UNF(f) Outlet
11104	Lubrication Adapter • Giant Button Head (GBH) Inlet x 7/8" -14 UNF(f ) Outlet
11040	Lubrication Adapter • w/ Check Valve & Pressure Release for Safety • Giant Button Head (GBH) Inlet x 3/4" - 16 UNF(f) Outlet
11045	Lubrication Adapter • w/ Check Valve & Pressure Release for Safety • Giant Button Head (GBH) Inlet x 1"- 14 UNS(f) Outlet
10640	Pressure Release Coupler • Hardened Components & Ball Check for Safety • 1/4" NPT(f) Inlet x 1"- 14 UNS(f) Outlet
10685	Check Valve w/ Pressure Release • Hardened Components for Safety • 1/4" NPT(f) Inlet x 1/4" NPT(f) Outlet
10945	Check Valve • 1/4" NPT(f) Inlet x 1/4" NPT(f) Outlet

Adapters & Fittings

Model	Discription
10695	4140 Alloy • Screw Connection Coupler • for Servicing Cap Fittings • 1/4" NPT(m) Inlet x 1” – 14 UNS(f ) Outlet
10715	4140 Alloy • Screw Connection Coupler • for Servicing Cap Fittings • 1/4" NPT(m) Inlet x 3/4" - 16 UNF(f) Outlet
10935	4140 Alloy • Screw Connection Coupler • for Servicing Cap Fittings • 1/4" NPT(m) Inlet x 7/8" - 14 UNF(f) Outlet
10528	Fitting Adapter • 1/2" - 20 NF(m) x 1/2" NPT(f)
10629	Coupler Adapter • for Button Head Couplers • 7/16" -27 NS(m) x 1/8" NPT(f)
10732	Cone Adapter • for Adapting Vent Cone Fittings • 1" -14 UNS(m) x 7/8"-14 UNF(f) Cone
10594	Cone Adapter • for Adapting Vent Cone Fittings • 1" -14 UNS(m) x 3/4"-16 UNF(f) Cone
11177	Cone Adapter • for Adapting Vent Cone Fittings • 1" -14 UNS(m) x 5/8"-16 UNF(f) Cone
10693	Pipe Nipple • 1/4" NPT)m) • Both Ends
10702	Pipe Coupling with Heavy Wall • 1/4" NPT(f) • Both Ends

DUALCO has been producing
professional lubrication products
since 1960.
Made and assembled in the USA.
100% repairable and recyclable.

713-644-1164