Float Valves

Connections, commonly called spuds when used on a float, connect the stainless steel float valve or other device being operated. All of the connections displayed here can be used with any of the float shapes illustrated on this page. In addition, there are connections available other than those shown here. If ordering a commonly used threaded connection, be sure to indicate whether it is a bolt thread or pipe thread.

Configuration options:- Internal female machine threads- Internal female npt threads- External female machine thread- External female npt thread Machine threads available in both T303 & T316 stainless;6-32, 8-32, 10-32, 12-24, .250-20, 5/16-18, 3/8-16,.500-13, 5/8-11 & 5/8-18.

NPT Threads available in T303 & T316 stainless;1/8”, 1/4”, 3/8”, 1/2”, 3/4” & 1.00”




SELECT SKUNameMaterialThread TypeThreads Per Inch
S6011/8" Pipe Hex Notched 316316 Stainless SteelNPT
S4011/8"--Pipe Hex, Notched 304303 Stainless SteelNPT
S4001/8"--Pipe Round Auto T304 Internal303 Stainless SteelNPT
S6251/8" Pipe Auto 316316 Stainless SteelNPT
S4041/8"--Pipe round Auto Drilled thru303 Stainless SteelNPT
S4031/8"--Pipe round Manual 304303 Stainless SteelNPT
S6111/4" Pipe Round 316316 Stainless SteelNPT
S4361/4"-Pipe Internal Auto303 Stainless SteelNPT
S4061/4"--Pipe Hex Notched 304303 Stainless SteelNPT
S4251/8" Pipe Round Auto303 Stainless SteelNPT
S4573/8"--16 Internal Auto 304303 Stainless SteelMachine Thread16
S44310-32 Internal Auto303 Stainless SteelMachine Thread32
S4458-32 Internal Auto 304303 Stainless SteelMachine Thread32
S4446-32 Internal Auto 304303 Stainless SteelMachine Thread32
S44810-24 Internal Auto 304303 Stainless SteelMachine Thread24
S44212-24 Internal Auto303 Stainless SteelMachine Thread24
S4323/8"--16 Internal Auto303 Stainless SteelMachine Thread16
S4801/4"--20 Internal Spot Weld 304303 Stainless SteelMachine Thread20
S4411/4"---20 Internal Auto 304303 Stainless SteelMachine Thread20
S6361/4" NPT Internal Round Auto T-316316 Stainless SteelNPT
S4081/4"--NPT Hex Manual303 Stainless SteelNPT
S6041/8" Pipe Round Auto, Drilled Thru303 Stainless SteelNPT
S6031/8" Pipe Round 316316 Stainless SteelNPT
S4171/2" NPT Round Coupling303 Stainless SteelNPT
S6061/4"--Pipe Hex Notched 316316 Stainless SteelNPT
S6101/4" Pipe Round Auto Drilled Thru303 Stainless SteelNPT
S4181"NPT round Half Coupling303 Stainless SteelNPT
S6163/4" Pipe Round Half Coupling316 Stainless SteelNPT
S4163/4" Pipe Round Half Coupling303 Stainless SteelNPT
S4151/2" Pipe Hex Notched 304303 Stainless SteelNPT
S4133/8" NPT Internal Manual303 Stainless SteelNPT
S4101/4"--Pipe Round Auto Drilled Thru303 Stainless SteelNPT
S4111/4"--Pipe Round Auto303 Stainless SteelNPT
S4091/4"--Pipe Hex Auto303 Stainless SteelNPT
S6133/8" Pipe Internal 316316 Stainless SteelNPT
S6143/8" Pipe Hex 316316 Stainless SteelNPT
S4123/8"--Pipe Hex Notched 304303 Stainless SteelNPT
S4591/2"--13 Internal 304303 Stainless SteelMachine Thread13
S6151/2" NPT Round Half Coupling303 Stainless SteelNPT
S4495/16"---18 Internal Auto 304303 Stainless SteelMachine Thread18
S45110-32 Internal Auto 304303 Stainless SteelMachine Thread32
S4201/4"--20 External Round Auto 304303 Stainless SteelMachine Thread20
S45212-24 External Round 304303 Stainless SteelMachine Thread24
S6591/2"--13 Internal 316, 7/16" Diameter316 Stainless SteelMachine Thread13
S4401/4"--20 External Round 304303 Stainless SteelMachine Thread20
S4215/16"--18 External Round Auto 304303 Stainless SteelMachine Thread18
S4615/8"--11 Hex Notched 304303 Stainless SteelMachine Thread11
S4601/2" --13 External Round 304303 Stainless SteelMachine Thread13
S4223/8"--16 External Round Auto 304303 Stainless SteelMachine Thread16
S6583/8"--16 Round 316 Float Connection316 Stainless SteelMachine Thread16
S6573/8"-16 Internal Auto 316316 Stainless SteelMachine Thread16
S6478-32 Internal 316, 7/16" Diameter316 Stainless SteelMachine Thread32
S6468-32 Internal Auto 316316 Stainless SteelMachine Thread32
S6458-32 Internal Auto 316-L316 Stainless SteelMachine Thread32
S64810-32 Internal 316, 7/16" Diameter316 Stainless SteelMachine Thread32
S65010-32 Internal Auto 316316 Stainless SteelMachine Thread32
S6495/16"--18 Internal Auto T-316316 Stainless SteelMachine Thread18
S6411/4"--20 Internal Auto 316316 Stainless SteelMachine Thread20
S6391/4"--20 Internal Auto, T-316316 Stainless SteelMachine Thread20
S4631/2"--20 External Round 303 SS303 Stainless SteelMachine Thread20
S4653/8"--24 Hex Notched T-303303 Stainless SteelMachine Thread24
S4876-32 Internal Spot Weld 304303 Stainless SteelMachine Thread32
S48610-32 Internal Spot Weld 304303 Stainless SteelMachine Thread32
S6388-32 Internal Auto T-316316 Stainless SteelMachine Thread32
S4641/2"--13 External Hex Notched303 Stainless SteelMachine Thread13
S4621/4"--28 External Round303 Stainless SteelMachine Thread28
S4535/16"--18 External Round 304303 Stainless SteelMachine Thread18
S4545/16"--18 External Round 304L303 Stainless SteelMachine Thread18
S4563/8"--16 External Round 304303 Stainless SteelMachine Thread16
S4838-32 Internal Spot Weld 304303 Stainless SteelMachine Thread32
S6615/8"--11 Hex Notched 316316 Stainless SteelMachine Thread11
S6401/4--20 External Round Manual T-316316 Stainless SteelMachine Thread20
S6201/4"--20 External Round Auto T-316316 Stainless SteelMachine Thread20
S4665/8"--18 Hex Notched T-304303 Stainless SteelMachine Thread18
S6421/4"--28 External Auto T-316316 Stainless SteelMachine Thread28
S6535/16"--18 External Round 316316 Stainless SteelMachine Thread18
S6601/2"-13 External Round Manual303 Stainless SteelMachine Thread20
S6563/8"-16 External Round 316316 Stainless SteelMachine Thread16
S6553/8"-24 UNF External Auto 316316 Stainless SteelMachine Thread24
S6553/8"-24 UNF External Auto 316316 Stainless SteelMachine Thread24