| Spiral Flange

Spiral Flanges – Heavy-Duty, Vibration-Resistant Connections

AlphaFlex spiral flanges are engineered for robust, high-pressure hydraulic connections in the most demanding environments. Made from hardened carbon steel or stainless steel, these flanges feature a spiral groove design that enhances grip and resists loosening under vibration or pressure surges. Precision-drilled bolt holes and smooth sealing surfaces ensure easy installation and reliable, leak-free performance in industrial, marine, or heavy machinery systems. Designed to meet ISO and SAE standards, AlphaFlex spiral flanges deliver the strength and stability needed to keep your operations running smoothly.  

Trust AlphaFlex to provide precision-engineered hydraulic components that prioritize durability, safety, and peak performance across all industries.

Product IDSize & ThreadCategoryAvailibility
FLS011/2 X 30 MM4SH STRAIGHT-
FLS021/2 X 38 MM4SH STRAIGHT-
FLS035/8 X 30 MM4SH STRAIGHT-
FLS045/8 X 38 MM4SH STRAIGHT-
FLS053/4 X 38 MM4SH STRAIGHT-
FLS063/4 X 41 MM4SH STRAIGHT-
FLS073/4 X 44 MM4SH STRAIGHT-
FLS083/4 X 47 MM4SH STRAIGHT-
FLS091 X 38 MM4SH STRAIGHT-
FLS101 X 41 MM4SH STRAIGHT-
FLS111 X 44 MM4SH STRAIGHT-
FLS121 X 47 MM4SH STRAIGHT-
FLS131 X 51 MM4SH STRAIGHT-
FLS141 X 54 MM4SH STRAIGHT-
FLS151.1/4 X 51 MM4SH STRAIGHT-
FLS161.1/4 X 54 MM4SH STRAIGHT-
FLS171.1/2 X 60 MM4SH STRAIGHT-
FLS181.1/2 X 63 MM4SH STRAIGHT-
FLS192 X 71 MM4SH STRAIGHT-
FLS202 X 79 MM4SH STRAIGHT-
Product IDSize & ThreadCategoryAvailibility
FLB011/2 X 30 MM4SH STD BEND-
FLB021/2 X 38 MM4SH STD BEND-
FLB035/8 X 30 MM4SH STD BEND-
FLB045/8 X 38 MM4SH STD BEND-
FLB053/4 X 38 MM4SH STD BEND-
FLB063/4 X 41 MM4SH STD BEND-
FLB073/4 X 44 MM4SH STD BEND-
FLB083/4 X 47 MM4SH STD BEND-
FLB091 X 38 MM4SH STD BEND-
FLB101 X 41 MM4SH STD BEND-
FLB111 X 44 MM4SH STD BEND-
FLB121 X 47 MM4SH STD BEND-
FLB131 X 51 MM4SH STD BEND-
FLB141 X 54 MM4SH STD BEND-
FLB151.1/4 X 51 MM4SH STD BEND-
FLB161.1/4 X 54 MM4SH STD BEND-
FLB171.1/2 X 60 MM4SH STD BEND-
FLB181.1/2 X 63 MM4SH STD BEND-
FLB192 X 71 MM4SH STD BEND-
FLB202 X 79 MM4SH STD BEND-
Product IDSize & ThreadCategoryAvailibility
FLB213/4 X 38 MM4SH M BEND-
FLB223/4 X 41 MM4SH M BEND-
FLB233/4 X 44 MM4SH M BEND-
FLB243/4 X 47 MM4SH M BEND-
FLB251 X 41 MM4SH M BEND-
FLB261 X 44 MM4SH M BEND-
FLB271 X 47 MM4SH M BEND-
Product IDSize & ThreadCategoryAvailibility
FLB283/4 X 38 MM4SH L BEND-
FLB293/4 X 41 MM4SH L BEND-
FLB303/4 X 44 MM4SH L BEND-
FLB313/4 X 47 MM4SH L BEND-
FLB321 X 41 MM4SH L BEND-
FLB331 X 44 MM4SH L BEND-
FLB341 X 47 MM4SH L BEND-

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