DK-LOK Compression Tube Straight Reducing Fitting, 1/2" Tube OD x 1/4" Tube OD, SS316, DUR-8-4-S

Swagelok SS-810-6-4

Swagelok Tube Fitting — Reducing Union (Gaugeable Tube Fittings and Adapter Fittings, MS-01-140)

Swagelok SS-810-6-4 — 316 stainless steel reducing union, 1/2 in. x 1/4 in. tube OD. Direct equivalent of DK-LOK DUR-8-4-S.

FITOK SS-U-FL8-FL4

FITOK 6D Series Tube Fittings — Reducing Union (fitting code U with two different end sizes)

FITOK SS-U-FL8-FL4 — 316 stainless steel reducing union, 1/2 in. x 1/4 in. tube OD. Direct equivalent of DK-LOK DUR-8-4-S.

Hy-Lok CUR-8-4-S316

Hy-Lok Tube Fittings — Reducing Union, type designator CUR (catalogue H-200TF, Jan 2020)

Hy-Lok CUR-8-4-S316 — 316 stainless steel reducing union complete with nuts and ferrules, 1/2 in. x 1/4 in. tube OD. Direct equivalent of DK-LOK DUR-8-4-S.