Straight Male NPT Adapters

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The Speedflow 816 Series Straight Male NPT Adapters are precision‑machined, high‑strength fittings designed to provide a reliable, leak‑free connection between AN‑style hose systems and NPT‑threaded components.

Built for motorsport, performance street, industrial, and marine applications, these adapters offer excellent thread engagement, consistent sealing, and long‑term durability — even in high‑pressure or high‑vibration environments.

Straight AN‑to‑NPT male adapter - ideal for converting NPT ports to AN hose ends

Precision‑machined aluminium construction - lightweight yet strong for performance use
Hard‑anodised finish - corrosion‑resistant and suitable for fuel, oil, coolant, and hydraulic systems
Accurate thread form - ensures consistent sealing and proper torque retention
Compact design - perfect for tight engine bays and custom plumbing layouts
Australian‑made

Size	Thread Size	Colour	Stock Code	Price
-03	1/8" NPT	Blue	816-03	$9.20
-03	1/4" NPT	Blue	816-03-04	$11.05
-03	1/4" NPT	Black	816-03-04-BLK	$11.05
-03	1/8" NPT	Black	816-03-BLK	$9.20
-04	1/8" NPT	Blue	816-04	$9.20
-04	1/16" NPT	Blue	816-04-01	$11.05
-04	1/16" NPT	Black	816-04-01-BLK	$11.05
-04	1/4" NPT	Blue	816-04-04	$11.05
-04	1/4" NPT	Black	816-04-04-BLK	$11.05
-04	3/8" NPT	Blue	816-04-06	$14.70
-04	3/8" NPT	Black	816-04-06-BLK	$14.70
-04	1/8" NPT	Black	816-04-BLK	$9.20
-06	1/4" NPT	Blue	816-06	$11.05
-06	1/8" NPT	Blue	816-06-02	$11.05
-06	1/8" NPT	Black	816-06-02-BLK	$11.05
-06	3/8" NPT	Blue	816-06-06	$11.05
-06	3/8" NPT	Black	816-06-06-BLK	$11.05
-06	1/2" NPT	Blue	816-06-08	$16.55
-06	1/2" NPT	Black	816-06-08-BLK	$16.55
-06	1/4" NPT	Black	816-06-BLK	$11.05
-08	3/8" NPT	Blue	816-08	$11.05
-08	1/8" NPT	Blue	816-08-02	$12.85
-08	1/8" NPT	Black	816-08-02-BLK	$12.85
-08	1/4" NPT	Blue	816-08-04	$12.85
-08	1/4" NPT	Black	816-08-04-BLK	$12.85
-08	1/2" NPT	Blue	816-08-08	$16.55
-08	1/2" NPT	Black	816-08-08-BLK	$16.55
-08	3/4" NPT	Blue	816-08-12	$33.05
-08	3/4" NPT	Black	816-08-12-BLK	$33.05
-08	3/8" NPT	Black	816-08-BLK	$11.05
-10	1/2" NPT	Blue	816-10	$16.55
-10	3/8" NPT	Blue	816-10-06	$16.55
-10	3/8" NPT	Black	816-10-06-BLK	$16.55
-10	3/4" NPT	Blue	816-10-12	$27.55
-10	3/4" NPT	Black	816-10-12-BLK	$27.55
-10	1/2" NPT	Black	816-10-BLK	$16.55
-12	3/4" NPT	Blue	816-12	$27.55
-12	1/2" NPT	Blue	816-12-08	$27.55
-12	1/2" NPT	Black	816-12-08-BLK	$27.55
-12	1" NPT	Blue	816-12-16	$51.45
-12	1" NPT	Black	816-12-16-BLK	$51.45
-12	3/4" NPT	Black	816-12-BLK	$27.55
-16	1" NPT	Blue	816-16	$45.90
-16	3/4" NPT	Blue	816-16-12	$45.90
-16	3/4" NPT	Black	816-16-12-BLK	$45.90
-16	1" NPT	Black	816-16-BLK	$45.90
-20	1 1/4" NPT	Blue	816-20	$64.60
-20	1" NPT	Blue	816-20-16	$64.60
-20	1" NPT	Black	816-20-16-BLK	$64.60
-20	1 1/4" NPT	Black	816-20-BLK	$64.60

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Straight AN‑to‑NPT male adapter - ideal for converting NPT ports to AN hose ends

Precision‑machined aluminium construction - lightweight yet strong for performance use
Hard‑anodised finish - corrosion‑resistant and suitable for fuel, oil, coolant, and hydraulic systems
Accurate thread form - ensures consistent sealing and proper torque retention
Compact design - perfect for tight engine bays and custom plumbing layouts
Australian‑made