We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
Instrumentation Valves

Ham-Let Group features are wide variety of valves for many uses, including needle valves, ball valves, check valves, and relief valves. Our valves span a wide range of temperature and pressure ratings.
Filter
Now Shopping by
Shopping Options
- Category H300U - Integral Bonnet Remove This Item
- Connection Size 3/8" Remove This Item
- H300USSLK3/8M$176.16H300U Series, SS Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Soft Seat PCTFE Stem, Metal Bar Handle Learn More
- H300USSHLV3/8RS$141.61H300U Series, SS Needle Valve, 3/8" One-Lok x 3/8" One-Lok, V Stem, Black Plastic Round Handle Learn More
- H300USSHLV3/8M$162.91H300U Series, SS Needle Valve, 3/8" One-Lok x 3/8" One-Lok, V Stem, Metal Bar Handle Learn More
- H300UBLV3/8RS$76.21H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, V Stem, Black Plastic Round Handle Learn More
- H300UBLV3/8M$87.66H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, V Stem, Metal Bar Handle Learn More
- H300UBLR3/8RSA$82.26H300U Series, Angled Pattern Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Regulating Stem, Black Plastic Round Handle Learn More
- H300UBLR3/8RS$76.21H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Regulating Stem, Black Plastic Round Handle Learn More
- H300UBLR3/8M$87.66H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Regulating Stem, Metal Bar Handle Learn More
- H300UBLK3/8RAY$94.66H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Soft Seat PCTFE Stem, Yellow Aluminum Round Handle Learn More
- H300UBLK3/8RAR$94.66H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Soft Seat PCTFE Stem, Red Aluminum Round Handle Learn More
- H300UBLK3/8RAB$94.66H300U Series, Brass Needle Valve, 3/8" Let-Lok x 3/8" Let-Lok, Soft Seat PCTFE Stem, Blue Aluminum Round Handle Learn More