SMC 638 & 657 Series PVC Two-Way Ball Valves

These valves are available in multiple configurations to fit the exact end use application. They are an economical shut-off valve that offers superior quality and dependability for ultra-pure water systems to photographic processing equipment and laboratory use.

  • PVC, Jaco nuts are polypropylene
  • Buna-N seals
  • Two-way flow, one-piece ball & stem
  • Full ported, quarter turn handle, with positive shut-off
  • .437" diameter through hole in ball
  • Not for vacuum
  • Maximum pressure: 125 psi
  • Maximum temperature: 140°F
  • NSF standard 58 approved
  • Made in the USA
Stock Description Catalog Pg. Price
1/4" FNPT x 1/4" FNPT Series 638 Straight PVC Ball Valve
22134
1/4" FNPT x 1/4" FNPT Series 638 Straight PVC Ball Valve
$4.47​/Each
Save 5%12+$4.24/Each
Save 10%24+$4.02/Each
Save 15%72+$3.80/Each
P-375
$4.47​/Each
In Stock
3/8" FNPT x 3/8" FNPT Series 638 Straight PVC Ball Valve
22298
3/8" FNPT x 3/8" FNPT Series 638 Straight PVC Ball Valve
$4.45​/Each
Save 5%12+$4.22/Each
Save 10%24+$4.00/Each
Save 15%72+$3.78/Each
P-375
$4.45​/Each
In Stock
1/4" OD Tube Jaco x 1/4" FNPT Series 638 Straight PVC Ball Valve
22192
1/4" OD Tube Jaco x 1/4" FNPT Series 638 Straight PVC Ball Valve
$4.79​/Each
Save 5%12+$4.55/Each
Save 10%24+$4.31/Each
Save 15%72+$4.07/Each
P-375
$4.79​/Each
In Stock
3/8" OD Tube Jaco x 1/4" FNPT Series 638 Straight PVC Ball Valve
22193
3/8" OD Tube Jaco x 1/4" FNPT Series 638 Straight PVC Ball Valve
$4.83​/Each
Save 5%12+$4.58/Each
Save 10%24+$4.34/Each
Save 15%72+$4.10/Each
P-375
$4.83​/Each
In Stock
3/8" OD Tube Jaco x 3/8" FNPT Series 638 Straight PVC Ball Valve
22194
3/8" OD Tube Jaco x 3/8" FNPT Series 638 Straight PVC Ball Valve
$4.81​/Each
Save 5%12+$4.57/Each
Save 10%24+$4.32/Each
Save 15%72+$4.08/Each
P-375
$4.81​/Each
On Order
1/4" MNPT x 1/4" FNPT Series 638 Straight PVC Ball Valve
22195
1/4" MNPT x 1/4" FNPT Series 638 Straight PVC Ball Valve
$4.44​/Each
Save 5%12+$4.21/Each
Save 10%24+$3.99/Each
Save 15%72+$3.77/Each
P-375
$4.44​/Each
In Stock
3/8" MNPT x 3/8" FNPT Series 638 Straight PVC Ball Valve
22196
3/8" MNPT x 3/8" FNPT Series 638 Straight PVC Ball Valve
$4.45​/Each
Save 5%12+$4.22/Each
Save 10%24+$4.00/Each
Save 15%72+$3.78/Each
P-375
$4.45​/Each
In Stock
1/4" FNPT x 1/4" OD Tube J. Guest Series 638 Straight PVC Ball Valve
22303
1/4" FNPT x 1/4" OD Tube J. Guest Series 638 Straight PVC Ball Valve
$6.08​/Each
Save 5%12+$5.77/Each
Save 10%24+$5.47/Each
Save 15%72+$5.16/Each
P-375
$6.08​/Each
In Stock
1/4" FNPT x 3/8" OD Tube J. Guest Series 638 Straight PVC Ball Valve
22304
1/4" FNPT x 3/8" OD Tube J. Guest Series 638 Straight PVC Ball Valve
$6.21​/Each
Save 5%12+$5.90/Each
Save 10%24+$5.58/Each
Save 15%72+$5.27/Each
P-375
$6.21​/Each
In Stock
3/8" OD Tube J.Guest x 3/8" OD Tube J. Guest Series 638 Straight PVC Ball Valve
22305
3/8" OD Tube J.Guest x 3/8" OD Tube J. Guest Series 638 Straight PVC Ball Valve
$7.97​/Each
Save 5%12+$7.57/Each
Save 10%24+$7.17/Each
Save 15%72+$6.77/Each
P-375
$7.97​/Each
In Stock
1/4" OD Tube J.Guest x 1/4" OD Tube J. Guest Series 638 Straight PVC Ball Valve
22306
1/4" OD Tube J.Guest x 1/4" OD Tube J. Guest Series 638 Straight PVC Ball Valve
$7.73​/Each
Save 5%12+$7.34/Each
Save 10%24+$6.95/Each
Save 15%72+$6.57/Each
P-375
$7.73​/Each
In Stock
1/4"FNPT x 3/8" to 5/8" Tapered Barb Series 638 Straight PVC Ball Valve
22267
1/4"FNPT x 3/8" to 5/8" Tapered Barb Series 638 Straight PVC Ball Valve
$4.83​/Each
Save 5%12+$4.58/Each
Save 10%24+$4.34/Each
Save 15%72+$4.10/Each
P-375
$4.83​/Each
In Stock
1/4" FNPT x 1/4" FNPT Series 657 Right Angle PVC Ball Valve
22205
1/4" FNPT x 1/4" FNPT Series 657 Right Angle PVC Ball Valve
$5.23​/Each
Save 5%12+$4.96/Each
Save 10%24+$4.70/Each
Save 15%72+$4.44/Each
P-375
$5.23​/Each
On Order
1/4" FNPT x 1/4" MNPT Series 657 Right Angle PVC Ball Valve
22206
1/4" FNPT x 1/4" MNPT Series 657 Right Angle PVC Ball Valve
$5.23​/Each
Save 5%12+$4.96/Each
Save 10%24+$4.70/Each
Save 15%72+$4.44/Each
P-375
$5.23​/Each
In Stock
1/4" FNPT x 3/8" MNPT Series 657 Right Angle PVC Ball Valve
22207
1/4" FNPT x 3/8" MNPT Series 657 Right Angle PVC Ball Valve
$5.23​/Each
Save 5%12+$4.96/Each
Save 10%24+$4.70/Each
Save 15%72+$4.44/Each
P-375
$5.23​/Each
In Stock
1/4" FNPT x 1/4" OD Tube Jaco Series 657 Right Angle PVC Ball Valve
22208
1/4" FNPT x 1/4" OD Tube Jaco Series 657 Right Angle PVC Ball Valve
$5.61​/Each
Save 5%12+$5.33/Each
Save 10%24+$5.04/Each
Save 15%72+$4.76/Each
P-375
$5.61​/Each
In Stock
1/4" FNPT x 3/8" OD Tube Jaco Series 657 Right Angle PVC Ball Valve
22209
1/4" FNPT x 3/8" OD Tube Jaco Series 657 Right Angle PVC Ball Valve
$5.61​/Each
Save 5%12+$5.33/Each
Save 10%24+$5.04/Each
Save 15%72+$4.76/Each
P-375
$5.61​/Each
In Stock
1/4" FNPT x 1/4" OD Tube J. Guest Series 657 Right Angle PVC Ball Valve
22301
1/4" FNPT x 1/4" OD Tube J. Guest Series 657 Right Angle PVC Ball Valve
$6.84​/Each
Save 5%12+$6.49/Each
Save 10%24+$6.15/Each
Save 15%72+$5.81/Each
P-375
$6.84​/Each
In Stock
1/4" FNPT x 3/8" to 5/8" Tapered Barb Series 657 Right Angle PVC Ball Valve
22268
1/4" FNPT x 3/8" to 5/8" Tapered Barb Series 657 Right Angle PVC Ball Valve
$5.61​/Each
Save 5%12+$5.33/Each
Save 10%24+$5.04/Each
Save 15%72+$4.76/Each
P-375
$5.61​/Each
In Stock
1/4" FNPT x 3/8" OD Tube J. Guest Series 657 Right Angle PVC Ball Valve
22302
1/4" FNPT x 3/8" OD Tube J. Guest Series 657 Right Angle PVC Ball Valve
$6.94​/Each
Save 5%12+$6.59/Each
Save 10%24+$6.24/Each
Save 15%72+$5.89/Each
P-375
$6.94​/Each
In Stock