arrow-left icon arrow-right icon behance icon cart icon chevron-left icon chevron-right icon comment icon cross-circle icon cross icon expand-less-solid icon expand-less icon expand-more-solid icon expand-more icon facebook icon flickr icon google-plus icon googleplus icon instagram icon kickstarter icon link icon mail icon menu icon minus icon myspace icon payment-amazon_payments icon payment-american_express icon ApplePay payment-cirrus icon payment-diners_club icon payment-discover icon payment-google icon payment-interac icon payment-jcb icon payment-maestro icon payment-master icon payment-paypal icon payment-shopifypay payment-stripe icon payment-visa icon pinterest-circle icon pinterest icon play-circle-fill icon play-circle-outline icon plus-circle icon plus icon rss icon search icon tumblr icon twitter icon vimeo icon vine icon youtube icon
Clear

Morrison Bros. 748A 3 in. FNPT Pressure Vacuum Vent - 8 oz/sq inch (MO748A3400AV)

Vents outward and upward in compliance with NFPA 30 Tri-polar mounting screws for mounting exhau...
More details Less details
$383.89
This option is currently sold out.
This option is currently unavailable.
  • Vents outward and upward in compliance with NFPA 30
  • Tri-polar mounting screws for mounting exhaust hood in any of three positions
  • Optional dryer connections accommodate the installation of desiccant dryers on vacuum connection
  • Optional pressure discharge hood facilitates piping pressure relief to desired discharge point

Construction Details:

  • Body, seats, and hood: Aluminum
  • Poppets: Brass
  • Screens: Stainless steel

Morrison Bros

Morrison Bros. 179-M Series Aluminum Hinged Style Fill Caps - Male
From $16.99

Morrison Bros. 179-M Series Aluminum Hinged Style Fill Caps - Male (MO179M0100AC,MO179M0200AC)

Designed for tank filling applications where a tight fill connection is not required. Threaded bo...
Morrison Bros Series 818 Clock Gauges Replacement Parts
From $16.37

Morrison Bros Series 818 Clock Gauges Replacement Parts (MO818REP01082R,MO8180445AF,MO8184045AF,MO8182120AL,MO81801042C,MO818REP01042C,MO81801082R)


Gauge rotates 360º making it easy for the face to be read from any desired orientation
Visual in...
Morrison Bros. 245 Series Female Threaded Emergency Vent
From $69.30

Morrison Bros. 245 Series Female Threaded Emergency Vent (MO2450300AV,MO2450400AV,MO2450600AV,MO2450800AV)

Morisson's Model 245 is a lightweight, spring-loaded emergency vent (pressure relief only) used o...
Morrison Bros. 2 in. Male NPT 818 Clock Gauge w/ Standard Float - Feet & Inches
$468.08

Morrison Bros. 2 in. Male NPT 818 Clock Gauge w/ Standard Float - Feet & Inches (MO8180100AGEVR)

For measuring liquid level in aboveground storage tanks. Gauge mounts on top of tank and is activ...
Morrison Bros. 184S Stainless Steel Double Tapped Bushings
From $35.79

Morrison Bros. 184S Stainless Steel Double Tapped Bushings (MO184S0200MB,MO184S0300MB,MO184S0400MB,MO184S0500MB,MO184S2100MB,MO184S2200MB,MO184S2400MB,MO184S2500MB,MO184S2700MB)


Male NPT threads (OD)
Female NPT threads from the top down and from the bottom up
Wrenching surf...
View more from collection