Super Flangeless Fittings

Our Super Flangeless Fittings provide the highest pressure holding capability in a flat-bottom fitting system that we offer. Our unique design eliminates loosening of fittings due to tubing twist and holds tight even through vibration. Our high pressure fittings are excellent for tubing assemblies and those times when connections need to be broken frequently.

Our Super Flangeless Fittings provide the highest pressure holding capability in a flat-bottom... More Information >

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Stainless Steel (25)

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Nut (29)
Ferrule (25)

78 result(s)

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P-255 facing front

P-255 facing right

Available on

1/16" OD Nut, Super Flangeless

P-255X / -

For use with 1/32" and 1/16" OD tubing mating with 1/4-28 flat bottom ports
Natural PEEK material
Compatible with standard knurl extender tools
1 piece per pack

Available on

1/16" OD Nut, Super Flangeless

P-287 / -

For use with 1/32" and 1/16" OD tubing mating with 1/4-28 flat bottom ports
Natural PPS material
Compatible with headless knurl extender tools
1 piece per pack

Available on

1/16" OD Nut, Super Flangeless

P-255R / -

For use with 1/32" and 1/16" OD tubing mating with 1/4-28 flat bottom ports
Red PEEK material
Compatible with standard knurl extender tools
1 piece per pack

Available on

1/16" OD Nut, Super Flangeless

P-141 / -

For use with 1/16" OD tubing mating with 5/16-24 flat bottom ports
Natural PEEK material
Compatible with standard knurl extender tools
1 piece per pack

Available on

1/16" OD Nut, Super Flangeless

P-255BLK / -

For use with 1/32" and 1/16" OD tubing mating with 1/4-28 flat bottom ports
Black PEEK material
Compatible with standard knurl extender tools
1 piece per pack

M-644-03 facing front

M-644-03 facing right

Available on

1/16" OD Nut, Super Flangeless

M-644-03X / -

For use with 1/16" OD tubing mating with a 6-40 port
Short length for accessibility
Green PEEK material
Compatible with micro headless knurl extender tools.
10 pieces per pack

Available on

1/16" OD Nut, Super Flangeless

P-232 / -

For use with 1/32" or 1/16" OD tubing mating to 1/4-28 threaded ports
Natural PEEK material
Short length for accessibility
Compatible with headless knurl extender tools
1 per pack

P-252 facing front

P-252 facing right

Available on

1/16" OD Nut, Super Flangeless

P-252 / -

For use with 1/32" or 1/16" OD tubing mating to 1/4-28 threaded ports
Grey Delrin material
Compatible with standard knurl extender tools
1 per pack

P-248 facing front

P-248 facing right

Available on

1/32" OD Ferrule, Super Flangeless

P-248X / -

For use with 1/32" OD tubing
Compatible with 1/4-28 and M6 flat bottom ports
Green ETFE ferrule, Stainless Steel lock-ring
Recommended for pressures up to 2500 psi (172 bar)
10 pieces per pack

P-248 facing front

P-248 facing right

Available on

1/32" OD Ferrule, Super Flangeless

P-248 / -

For use with 1/32" OD tubing
Compatible with 1/4-28 and M6 flat bottom ports
Green ETFE ferrule, Stainless Steel lock-ring
Recommended for pressures up to 2500 psi (172 bar)
1 per pack

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