Skip to product information
1 of 3
O'Keefe Controls Co. →

Precision Metal Orifices - 1/4" NPT x Tube Adapters

Precision Metal Orifices - 1/4" NPT x Tube Adapters

SKU:PRE-ef1bdc

Precision Metal Orifices for precise airflow control in air and water applications.

Regular price $29.99
Regular price Sale price $29.99
Sale

Initiate Order

Precision Metal Orifices - 1/4" NPT x Tube Adapters

Precision Metal Orifices - 1/4" NPT x Tube Adapters

$29.99

Quantity: 1

Claim Your Seller Account

Precision Metal Orifices - 1/4" NPT x Tube Adapters

Precision Metal Orifices - 1/4" NPT x Tube Adapters

$29.99

Quantity: 1

Delivery via Maden

Expect your order to arrive on time.

Secure Payments

All orders are processed through a secure, PCI-compliant checkout.

View full details
The Precision Metal Orifices - 1/4" NPT x Tube Adapters are designed with Buna-N seals, brass/plastic material, and a nominal orifice size of 55 for precise control. With a CV of 0.068 and a maximum operating pressure of 140 psig, these adapters ensure efficient airflow. The adapters feature 1/4" NPT Male and 1/8" OD Tube Push-Lock connections, with dimensions including a 0.055-inch orifice diameter and 0.77-inch total length. Ideal for air and water flow applications, these adapters offer reliable performance and meet strict industry standards for quality and durability.

Product Specifications

Dimensions Orifice Diameter
0.055 in
Dimensions Total Length
0.77 in
Dimensions Width Across Flats Hex
5/8 in
Flow Data Air Flow At Pressure Standard Cu Ft Per Hour Scfh
1 psig: 19.90 | 5 psig: 43.0 | 10 psig: 57.4 | 15 psig: 69.7 | 20 psig: 82.0 | 25 psig: 94.5 | 30 psig: 107 | 40 psig: 132 | 50 psig: 157 | 60 psig: 182 | 70 psig: 207 | 80 psig: 231 | 90 psig: 256 | 100 psig: 282
Flow Data Air Flow At Pressure Standard Liters Per Minute Slpm
1 psig (6.9 kPag): 9.4 | 5 psig (34.5 kPag): 20.3 | 10 psig (69.0 kPag): 27.1 | 15 psig (103.4 kPag): 32.9 | 20 psig (137.9 kPag): 38.7 | 25 psig (172.4 kPag): 44.6 | 30 psig (206.9 kPag): 50.4 | 40 psig (275.8 kPag): 62.2 | 50 psig (344.8 kPag): 74 | 60 psig (413.7 kPag): 85.8 | 70 psig (482.7 kPag): 97.6 | 80 psig (551.6 kPag): 109 | 90 psig (620.6 kPag): 121 | 100 psig (689.5 kPag): 133
Flow Data Air Flow At Vacuum Choked Flow Standard Cu Ft Per Hour
15 In. Hg.: 33.7 | 20 In. Hg.: 33.7 | 30 In. Hg.: 33.7
Flow Data Air Flow At Vacuum Choked Flow Standard Liters Per Min
15 In. Hg. (381 Mm. Hg.): 15.9 | 20 In. Hg. (508 Mm. Hg.): 15.9 | 30 In. Hg. (762 Mm. Hg.): 15.9
Flow Data Air Flow At Vacuum Standard Cu Ft Per Hour Scfh
5 In. Hg.: 26.4 | 10 In. Hg.: 32.7
Flow Data Air Flow At Vacuum Standard Liters Per Minute Slpm
5 In. Hg. (127 Mm. Hg.): 12.4 | 10 In. Hg. (254 Mm. Hg.): 15.4
Flow Data Flow Data Status
Generic
Flow Data Water Flow Gallonsminute Gpm
1 psig: 0.068 | 2 psig: 0.096 | 3 psig: 0.118 | 4 psig: 0.136 | 5 psig: 0.152 | 6 psig: 0.167 | 7 psig: 0.180 | 8 psig: 0.192 | 9 psig: 0.204 | 10 psig: 0.215 | 15 psig: 0.263 | 20 psig: 0.304 | 30 psig: 0.372 | 40 psig: 0.430 | 50 psig: 0.481 | 60 psig: 0.527 | 70 psig: 0.569 | 80 psig: 0.608 | 90 psig: 0.645 | 100 psig: 0.680
Flow Data Water Flow Litersminute Lpm
1 psig (6.9 kPag): 0.257 | 2 psig (13.8 kPag): 0.364 | 3 psig (20.7 kPag): 0.446 | 4 psig (27.6 kPag): 0.515 | 5 psig (34.5 kPag): 0.576 | 6 psig (41.4 kPag): 0.631 | 7 psig (48.3 kPag): 0.681 | 8 psig (55.2 kPag): 0.728 | 9 psig (62.1 kPag): 0.772 | 10 psig (69 kPag): 0.814 | 15 psig (103.4 kPag): 0.997 | 20 psig (137.9 kPag): 1.151 | 30 psig (206.9 kPag): 1.41 | 40 psig (275.8 kPag): 1.628 | 50 psig (344.8 kPag): 1.820 | 60 psig (413.7 kPag): 1.994 | 70 psig (482.7 kPag): 2.154 | 80 psig (551.6 kPag): 2.302 | 90 psig (620.6 kPag): 2.442 | 100 psig (689.5 kPag): 2.574
Specifications Connection A
1/4" NPT Male
Specifications Connection B
1/8" OD Tube Push-Lock
Specifications Cv
0.068
Specifications Material
Brass/Plastic
Specifications Maximum Operating Pressure
140 psig
Specifications Nominal Orifice Size
55
Specifications Screened
None
Specifications Seal Material
Buna-N