Yellow Jacket 69045 3-1/8" Mechanical Vacuum Gauge is a full range mechanical Bourdon tube steel gauge that determines system vacuum. Yellow Jacket 69045 is more accurate than a compound gauge and features 1/8" NPT Male bottom connection.
Large 3-1/8 gauge shows vacuum more accurately in millibar
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.