SMC 406 Series Check Valves

These 406 check valves incorporate a plastic poppet with an embedded O-ring that seals on the seat.

  • White polypropylene, natural nylon, or black or natural Kynar® body
  • Buna-N, EPDM or Viton™ seal
  • 302 SS spring
  • Cracking pressure: 0.25 psi or 1 psi
  • Natural or white inlets & black outlets on polypropylene & nylon
  • Chemical resistant
  • Maximum operating pressure: 125 psi
  • Maximum operating temperature: 140°F
  • Cv: 0.4 with 1/4 barb ends
  • Made in the USA
Stock Description Catalog Pg. Price
1/8" Hose Barb x 1/8" Hose Barb Series 406 Black Kynar® Check Valve with 1 psi Spring & Viton™ Seal
Item 22619
10.68/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
10.68/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Black Kynar® Check Valve with 1 psi Spring & Viton™ Seal
Item 22620
10.68/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
10.68/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Black Kynar® Check Valve with 1 psi Spring & Viton™ Seal
Item 22621
10.68/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
10.68/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Natural Kynar® Check Valve with 1 psi Spring & Viton™ Seal
Item 22622
10.37/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
10.37/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22570
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & EPDM Seal
Item 22571
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22572
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Buna-N Seal
Item 22573
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & EPDM Seal
Item 22574
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Viton™ Seal
Item 22575
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22576
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & EPDM Seal
Item 22577
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22578
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Buna-N Seal
Item 22579
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & EPDM Seal
Item 22580
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Viton™ Seal
Item 22581
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22582
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & EPDM Seal
Item 22583
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22584
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Buna-N Seal
Item 22585
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & EPDM Seal
Item 22586
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Viton™ Seal
Item 22587
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22588
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & EPDM Seal
Item 22589
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Polypropylene Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22590
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Buna-N Seal
Item 22591
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & EPDM Seal
Item 22592
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Polypropylene Check Valve with 1 psi Spring & Viton™ Seal
Item 22593
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22594
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & EPDM Seal
Item 22595
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22596
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Buna-N Seal
Item 22597
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & EPDM Seal
Item 22598
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/8" Hose Barb x 1/8" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Viton™ Seal
Item 22599
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Nylon check Valve with 0.25 psi Spring & Buna-N Seal
Item 22600
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & EPDM Seal
Item 22601
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Nylon check Valve with 1 psi Spring & Buna-N Seal
Item 22603
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & EPDM Seal
Item 22604
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22602
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22606
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & EPDM Seal
Item 22607
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22608
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Buna-N Seal
Item 22609
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & EPDM Seal
Item 22611
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
1/4" Hose Barb x 1/4" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Viton™ Seal
Item 22612
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/16" Hose Barb x 3/16" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Viton™ Seal
Item 22605
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & EPDM Seal
Item 22614
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Viton™ Seal
Item 22615
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Buna-N Seal
Item 22616
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & EPDM Seal
Item 22617
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Nylon Check Valve with 0.25 psi Spring & Buna-N Seal
Item 22613
6.04/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.04/Each
3/8" Hose Barb x 3/8" Hose Barb Series 406 Nylon Check Valve with 1 psi Spring & Viton™ Seal
Item 22618
6.4/Each
Save 5% when you buy 12+
Save 10% when you buy 24+
Save 15% when you buy 72+
P-236
6.4/Each

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