NOTICE: Due to planned maintenance, pricing and ordering functions will be unavailable from late Friday evening, February 20 to Saturday morning, February 21.

NOTICE: Website performance may be impacted by scheduled maintenance starting at 5:00 PM CST on 1/23/26

Serving the Midwest in HVAC, Plumbing, PVF, Well & Septic and Waterworks.

Site Search

{0} items in cart

loading content

Refine Results

: Bell & Gossett(1)
Cash Acme®(1)
First Supply Approved(4)
LEGEND(22)
McDonald®(2)
: 3/4 in(19)
1/2 in(10)
3/4 x 3/4 in(2)
3/4 x 1/2 in(2)
: MNPT(9)
FNPT(4)
MNPT x Garden Hose Thread(3)
MNPT x Hose(3)
Compression(2)
: Angle Spout(4)
Deluxe(1)
In-Build Bypass(1)
Low Pressure(3)
Mansfield Style(2)
: Domestic(4)
Import(35)
: Lead Free Forged Brass(4)
BRASS(25)
Cast Copper(6)
CPVC(3)
Forged Brass(3)
: 100 psi(1)
125 psi(25)
150 psi(2)
200 psi(4)

Boiler Valves

45 products

Sort

View

Per Page

content loaded

McDonald® 5420-120, 72008 Boiler Drain Valve, 1/2", MNPTxGarden Hose Thread, 125 psi, Brass Body

Item #AYM72008D

MFG #5420-120

Compare

NIBCO® N64N008 74CL Multi-Turn Boiler Drain Valve, 3/4", MNPTxHose, 125 psi, Cast Copper Body, Import

Item #N74CLF

MFG #N64N008

Compare

NIBCO® NB64MH6 QT74X Quarter-Turn Boiler Drain Valve, 1/2", Cup/MNPTxHose, 125 psi, Brass Body, Import

Item #NQT74XD

MFG #NB64MH6

Compare

NIBCO® NB64MH8 QT74X Quarter-Turn Boiler Drain Valve, 3/4", Cup/MNPTxHose, 125 psi, Brass Body, Import

NIBCO® NB64MH8 QT74X Quarter-Turn Boiler Drain Valve, 3/4", Cup/MNPTxHose, 125 psi, Brass Body, Import

Item #NQT74XF

MFG #NB64MH8

Compare

McDonald® 5420-121, 72008 Boiler Drain Valve, 3/4", MNPTxGarden Hose Thread, 125 psi, Brass Body

Item #AYM72008F

MFG #5420-121

Compare

NIBCO® N64N006 74CL Multi-Turn Boiler Drain Valve, 1/2", MNPTxHose, 125 psi, Cast Copper Body, Import

NIBCO® N64N006 74CL Multi-Turn Boiler Drain Valve, 1/2", MNPTxHose, 125 psi, Cast Copper Body, Import

Item #N74CLD

MFG #N64N006

Compare

LEGEND 107-143NL T-521NL Boiler Drain Valve, 1/2", MNPT, 125 psi, Brass Body, Import

LEGEND 107-143NL T-521NL Boiler Drain Valve, 1/2", MNPT, 125 psi, Brass Body, Import

Item #L107143NL

MFG #107-143NL

Compare

Matco-Norca™ 205F03LF 3/4"x1/2" Angle Spout Boiler Drain, Hose x MNPT, 205FLF Series, 125 psi Water/Oil/Gas, Brass Body, Import

First Supply Approved

Matco-Norca™ 205F03LF 3/4"x1/2" Angle Spout Boiler Drain, Hose x MNPT, 205FLF Series, 125 psi Water/Oil/Gas, Brass Body, Import

Item #MAT205F03LF

Compare

LEGEND 107-155NL T-522NL Traditional Boiler Drain, 3/4", FNPT, 125 psi CWP, Brass Body, Import

LEGEND 107-155NL T-522NL Traditional Boiler Drain, 3/4", FNPT, 125 psi CWP, Brass Body, Import

Item #L107155NL

MFG #107-155NL

Compare

First Mobile presents FirstSupply.com in a tile-based menu on your phone!

First InStock is our scannable label program makes it easy to stock your shop with First Supply!