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20259 by Midland | Flareless Fitting | Poly-Flo Connector | 1/4" Tube OD x 1/8" Female NPTF | Brass Sale!

20259 by Midland | Flareless Fitting | Poly-Flo Connector | 1/4″ Tube OD x 1/8″ Female NPTF | Brass

(3 customer reviews)

$11.64 $9.31

Applications: Pneumatic instrumentation circuits, lubricant and cooling lines. Used With: Aluminum & copper tubing. Hard plastic tubing requires brass sleeve. Not recommended for steel tubing. SAE Rating: N/A Conformance: N/A Vibration: Excellent Resistanc

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Introduction

Applications: Pneumatic instrumentation circuits, lubricant and cooling lines. Used With: Aluminum & copper tubing. Hard plastic tubing requires brass sleeve. Not recommended for steel tubing.
SAE Rating: N/A Conformance: N/A
Vibration: Excellent Resistance. Temperature Range: Depends on tubing used.
-65F to +250F (-53C to +121C) with brass sleeve
-40F to +150F (-40C to +66C) with plastic sleeve. (Refer to tubing temperature range.)
Tolerance: +/- .02 on all dimensions. Lead Free: Not Lead Free

Working Pressure and Temperature Ranges:
  • Up to 150 PSI from 0F to + 150F with thermoplastic tubing. Up to 300 PSI from 0F to + 175F with soft metal tubing.
Maximum allowable metal tube wall thickness for use with Poly-Tite fittings::
  • 1/8″, 3/16″ O.D. — no limitation
  • 1/4″ O.D.–.035 5/16″, 3/8″,1/2″ O.D.–.049
Assembly Instructions:
  • 1) Cut tubing to desired length.
  • 2) Slide nut/sleeve assembly on tube. Threaded end “A” of nut must face toward fitting.
  • 3) Bottom tubing into fitting.
  • 4) Plastic sleeve – Tighten nut hand tight.
    Brass Sleeve – Tighten nut hand tight, then an additional 3/4 turn.
Tube OD 1/8″ 3/16″ 1/4″ 5/16″ 3/8″ 1/2″
Thread Size – B 5/16-24 3/8-24 3/8-24 7/16-24 1/2-24 11/16-20

**Note: 1/8 and 3/16 sizes have brass sleeves**

Crossover Series:
MP66 266PF 1266 66P 266P
Part Number Tube O.D x Female NPTF A Hex Approx. Wt. Lbs.
20256
(20-256)
1/8″ x 1/8″ 0.75″ 0.56″ 0.03
20257
(20-257)
3/16″ x 1/8″ 0.78″ 0.56″ 0.05
20259
(20-259)
1/4″ x 1/8″ 0.76″ 0.50″ 0.04
20260
(20-260)
1/4″ x 1/4″ 1.08″ 0.62″ 0.05
20261
(20-261)
5/16″ x 1/8″ 0.75″ 0.50″ 0.03
20265
(20-265)
3/8″ x 1/8″ 0.77″ 0.56″ 0.05
20262
(20-262)
3/8″ x 1/4″ 0.94″ 0.62″ 0.05
20263
(20-263)
1/2″ x 3/8″ 1.00″ 0.81″ 0.12

Dimension data can change without notice.

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Delivery Time:

It usually takes [3-5] business days for standard shipping. Please note that this is an estimated time frame and may be affected by local holidays, and unforeseen circumstances.

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