SMC 2-Way Ball Valves 638 & 657 Series for Liquid or Air

These valves are available in multiple configurations to fit the exact end-use application. They are economical shut-off valves that offer superior quality and dependability to be used in ultra-pure water systems, photographic processing equipment, laboratory use, and more.

  • PVC, polypropylene, or nylon
  • Buna-N or FKM seals
  • Two-way flow, one-piece ball & stem
  • Fully ported, quarter-turn handle, with positive shut-off
  • Jaco nuts are polypropylene
  • 0.437" diameter through hole in ball
  • Not for vacuum
  • Maximum pressure: 125 psi
  • Maximum temperature: 140°F
  • NSF 42 listed except 22680, 22681, 22684 & 22685
Stock Description Catalog Pg. Price
1/4" FNPT x 1/4" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22134
5.23/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.23/Each
3/8" FNPT x 3/8" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22298
5.2/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.2/Each
1/2" FNPT x 1/2" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22678
6.22/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.22/Each
1/4" MNPT x 1/4" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22195
5.18/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.18/Each
3/8" MNPT x 3/8" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22196
5.2/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.2/Each
1/2" MNPT x 1/2" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22679
5.99/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.99/Each
1/4" Hose Barb x 1/4" Hose Barb Series 638 Straight Polypropylene Ball Valve with FKM Seal
22680
7.47/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
7.47/Each
3/8" Hose Barb x 3/8" Hose Barb Series 638 Straight Nylon Ball Valve with Buna-N Seal
22681
6.53/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.53/Each
3/8" to 5/8" Tapered Barb x 1/4" MNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22682
5.64/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.64/Each
3/8" to 5/8" Tapered Barb x 3/8" MNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22683
5.64/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.64/Each
1/4" FNPT x 3/8" to 5/8" Tapered Barb Series 638 Straight PVC Ball Valve with Buna-N Seal
22267
5.64/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.64/Each
1/4" FNPT x 1/4" OD Tube J. Guest Series 638 Straight PVC Ball Valve with Buna-N Seal
22303
7.1/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
7.1/Each
1/4" FNPT x 3/8" OD Tube J. Guest Series 638 Straight PVC Ball Valve with Buna-N Seal
22304
7.25/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
7.25/Each
1/4" OD Tube Jaco x 1/4" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22192
5.59/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.59/Each
3/8" OD Tube Jaco x 1/4" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22193
5.64/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.64/Each
3/8" OD Tube Jaco x 3/8" FNPT Series 638 Straight PVC Ball Valve with Buna-N Seal
22194
5.62/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
5.62/Each
3/8" OD Push-To-Connect x 3/8" OD Push-To-Connect Series 638 Straight Polypropylene Ball Valve with FKM Seal
22684
13.49/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
13.49/Each
1/4" OD Tube J.Guest x 1/4" OD Tube J. Guest Series 638 Straight PVC Ball Valve with Buna-N Seal
22306
9.02/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
9.02/Each
3/8" OD Tube J.Guest x 3/8" OD Tube J. Guest Series 638 Straight PVC Ball Valve with Buna-N Seal
22305
9.31/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
9.31/Each
1/2" OD Tube John Guest x 1/2" OD Tube Comp. John Guest Series 638 Straight Polypropylene Ball Valve with FKM Seal
22685
20.41/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
20.41/Each
1/4" FNPT x 1/4" FNPT Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22205
6.11/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.11/Each
1/4" FNPT x 1/4" MNPT Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22206
6.11/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.11/Each
1/4" FNPT x 3/8" MNPT Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22207
6.11/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.11/Each
1/4" FNPT x 3/8" to 5/8" Tapered Barb Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22268
6.55/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.55/Each
1/4" FNPT x 1/4" OD Tube J. Guest Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22301
7.98/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
7.98/Each
1/4" FNPT x 3/8" OD Tube J. Guest Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22302
8.11/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
8.11/Each
1/4" FNPT x 1/4" OD Tube Jaco Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22208
6.55/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.55/Each
1/4" FNPT x 3/8" OD Tube Jaco Series 657 Right Angle PVC Ball Valve with Buna-N Seal
22209
6.55/Each
Save 5%12+
Save 10%24+
Save 15%72+
P-448
6.55/Each