• ST Series Snap-Tite Interchange Coupler (Female Threads)
  • ST Series Snap-Tite Interchange Coupler (Female Threads)-2
Interchange Data:
  • Interchangeable with Snap-Tite 71-Series
Materials:
  • Machined components are manufactured using solid steel or 316 stainless bar stock.
  • Stainless steel balls, retaining rings, and springs maximize corrosion resistance and extend service life.
  • Steel componentry is plated using ROHS Compliant Trivalent Chrome.
  • Steel coupler sleeves are hardened to resist deformation and maximize service life.
  • Steel nipples are hardened to provide heavy duty performance.
Seal Components:
  • Nitrile (Buna-N) seals are standard, providing a temperature range of -40°F to +250°F (-40°C to +121°C).
  • All couplers and nipples incorporate PTFE anti-extrusion rings to protect the seal components from dynamic impulse damage.
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Item #

Body Size

Threads

Max. OD

Flow

Weight

Package Quantity (Box)

2STF2 N/A 1/4 in N/A 1/4"-18 NPTF N/A 1.23 in31.2 mm N/A 3.1 gpm N/A 0.25 lbs N/A 25
2STF2-SS N/A 1/4 in N/A 1/4"-18 NPTF N/A 1.23 in31.2 mm N/A 3.1 gpm N/A 0.26 lbs N/A 25
2STBF2 N/A 1/4 in N/A 1/4"-19 BSPP N/A 1.23 in31.2 mm N/A 3.1 gpm N/A 0.25 lbs N/A 25
2STBF2-SS N/A 1/4 in N/A 1/4"-19 BSPP N/A 1.23 in31.2 mm N/A 3.1 gpm N/A 0.26 lbs N/A 25
3STF2 N/A 3/8 in N/A 1/4"-18 NPTF N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.38 lbs N/A 25
3STF3 N/A 3/8 in N/A 3/8"-18 NPTF N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.37 lbs N/A 25
3STF3-SS N/A 3/8 in N/A 3/8"-18 NPTF N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.38 lbs N/A 25
3STBF3 N/A 3/8 in N/A 3/8"-19 BSPP N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.37 lbs N/A 25
3STBF3-SS N/A 3/8 in N/A 3/8"-19 BSPP N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.38 lbs N/A 25
3STF4 N/A 3/8 in N/A 1/2"-14 NPTF N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.36 lbs N/A 25
3STF4-SS N/A 3/8 in N/A 1/2"-14 NPTF N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.37 lbs N/A 25
3STBF4 N/A 3/8 in N/A 1/2"-14 BSPP N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.36 lbs N/A 25
3STBF4-SS N/A 3/8 in N/A 1/2"-14 BSPP N/A 1.6 in40.6 mm N/A 7.7 gpm N/A 0.37 lbs N/A 25
4STF4 N/A 1/2 in N/A 1/2"-14 NPTF N/A 1.98 in50.3 mm N/A 15 gpm N/A 0.47 lbs N/A 20
4STF4-SS N/A 1/2 in N/A 1/2"-14 NPTF N/A 1.98 in50.3 mm N/A 15 gpm N/A 0.49 lbs N/A 20
4STBF4 N/A 1/2 in N/A 1/2"-14 BSPP N/A 1.98 in50.3 mm N/A 15 gpm N/A 0.47 lbs N/A 20
4STBF4-SS N/A 1/2 in N/A 1/2"-14 BSPP N/A 1.98 in50.3 mm N/A 15 gpm N/A 0.49 lbs N/A 20
4STOF4 N/A 1/2 in N/A 3/4"-16 ORB N/A 1.98 in50.3 mm N/A 15 gpm N/A 0.49 lbs N/A 20
6STF6 N/A 3/4 in N/A 3/4"-14 NPTF N/A 2.35 in59.7 mm N/A 30 gpm N/A 1.98 lbs N/A 10
6STF6-SS N/A 3/4 in N/A 3/4"-14 NPTF N/A 2.35 in59.7 mm N/A 30 gpm N/A 2.05 lbs N/A 10
6STBF6 N/A 3/4 in N/A 3/4"-14 BSPP N/A 2.351 in59.7 mm N/A 30 gpm N/A 1.98 lbs N/A 10
6STBF6-SS N/A 3/4 in N/A 3/4"-14 BSPP N/A 2.35 in59.7 mm N/A 30 gpm N/A 2.05 lbs N/A 10
6STOF6 N/A 3/4 in N/A 1-1/16"-12 ORB N/A 2.35 in59.7 mm N/A 30 gpm N/A 1.89 lbs N/A 10
8STF8 N/A 1 in N/A 1"-11-1/2 NPTF N/A 2.73 in69.3 mm N/A 45 gpm N/A 2.78 lbs N/A 10
8STF8-SS N/A 1 in N/A 1"-11-1/2 NPTF N/A 1.55 in39.3 mm N/A 45 gpm N/A 2.83 lbs N/A 10
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