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API 520-H Series Ferrule
Unit of Measure
1 2 3 

Item #

Hose ID

Hose OD

Material

R2AAL-A N/A 2 in N/A 2-31/64 to 2-34/64 in N/A Aluminum
R2BAL-A N/A 2 in N/A 2-35/64 to 2-38/64 in N/A Aluminum
R2CAL-A N/A 2 in N/A 2-39/64 to 2-42/64 in N/A Aluminum
R2DAL-A N/A 2 in N/A 2-43/64 to 2-46/64 in N/A Aluminum
R2EAL-A N/A 2 in N/A 2-47/64 to 2-50/64 in N/A Aluminum
R25ASS-A N/A 2-1/2 in N/A 2-62/64 to 3-1/64 in N/A 304 Stainless Steel
R25BSS-A N/A 2-1/2 in N/A 3-2/64 to 3-6/64 in N/A 304 Stainless Steel
R25CSS-A N/A 2-1/2 in N/A 3-7/64 to 3-11/64 in N/A 304 Stainless Steel
R25DSS-A N/A 2-1/2 in N/A 3-12/64 to 3-16/64 in N/A 304 Stainless Steel
R25ESS-A N/A 2-1/2 in N/A 3-17/64 to 3-21/64 in N/A 304 Stainless Steel
R25AAL-A N/A 2-1/2 in N/A 2-62/64 to 3-1/64 in N/A Aluminum
R25BAL-A N/A 2-1/2 in N/A 3-2/64 to 3-6/64 in N/A Aluminum
R25CAL-A N/A 2-1/2 in N/A 3-7/64 to 3-11/64 in N/A Aluminum
R25DAL-A N/A 2-1/2 in N/A 3-12/64 to 3-16/64 in N/A Aluminum
R25EAL-A N/A 2-1/2 in N/A 3-17/64 to 3-21/64 in N/A Aluminum
R3AASS-A N/A 3 in N/A 3-35/64 to 3-39/64 in N/A 304 Stainless Steel
R3ASS-A N/A 3 in N/A 3-40/64 to 3-45/64 in N/A 304 Stainless Steel
R3BSS-A N/A 3 in N/A 3-46/64 to 3-50/64 in N/A 304 Stainless Steel
R3CSS-A N/A 3 in N/A 3-51/64 to 3-54/64 in N/A 304 Stainless Steel
R3DSS-A N/A 3 in N/A 3-55/64 to 3-59/64 in N/A 304 Stainless Steel
R3AAAL-A N/A 3 in N/A 3-35/64 to 3-39/64 in N/A Aluminum
R3AAL-A N/A 3 in N/A 3-40/64 to 3-45/64 in N/A Aluminum
R3BAL-A N/A 3 in N/A 3-46/64 to 3-50/64 in N/A Aluminum
R3CAL-A N/A 3 in N/A 3-51/64 to 3-54/64 in N/A Aluminum
R3DAL-A N/A 3 in N/A 3-55/64 to 3-59/64 in N/A Aluminum
Unit of Measure
1 2 3