11266-1

View detailed technical data, stock status, and sourcing information for: 11266-1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-123-7658

Item Name Code

33212

Assigment Date

12/17/1981 (44 years ago)

hydraulic fluid, petroleum base media for which designed, screw-in cartridge body style, threaded external tube first end connection type, 0.500 inches nominal first end outside diameter tube accommodated, flareless first end style designator

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: screw-in cartridge
Media For Which Designed: hydraulic fluid, petroleum base
First End Connection Type: threaded external tube
First End Style Designator: flareless
First End Outside Diameter Tube Accommodated: 0.500 inches nominal
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Class: 3a
First End Thread Direction: right-hand
Second End Relationship With First End: not identical
Second End Connection Type: threaded external boss
Second End Style Designator: external seat for gasket seal
Second End Thread Size And Series/Type Designator: unable to decode
Second End Thread Class: 3a
Second End Thread Direction: right-hand
First End Seat Angle In Deg: 24.0
Packing Material: unable to decode
Flow Control Device: disk
Flow Control Device Material: unable to decode
End Connection Quantity: 2
Valve Discharge Flow Rate: 5.5 gallons per minute
Regulation Type: automatic single stage
Maximum Inlet Pressure Rating: 3300.0 pounds per square inch
Temp Rating: -50.0 fahrenheit minimum and 160.0 fahrenheit maximum
Special Features: 1.0 gpm by-pass rate at 50.0 psid max 160.0 deg f; hex wrenching facility
Material
Material Document And Classification: qq-s-763, class 440c fed spec single material response or ams 5643 assn std 1st material response

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
11266-1	Calibrated Flow Valve
145HS142-2	Calibrated Flow Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-123-7658?

The FSCG of the NSN 4820-01-123-7658 is 4820

Does the NSN 4820-01-123-7658 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-123-7658 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-123-7658 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-123-7658 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-123-7658 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Thu, Dec 17, 1981