5305-01-623-3579

Find complete technical information, availability, and procurement data for: 5305-01-623-3579
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-623-3579

Item Name Code

06657

Assigment Date

11/08/2013 (12 years ago)

A manually or power operated valve having three or more ports. The direction of the flow through the various ports is controlled by either one or more reciprocating slide(s) or spool(s) with recess areas which mate with ports in an integral or replaceable ported sleeve, or one or more poppet(s). It is designed to change the direction of fluid flow from one valve port to another. An off (no flow) position is not a flow pattern. The valve is designed to actuate various components of a fluid system. A power operated valve may have a manual override. For items which stop, start, or change the flow of fluid, see: valve, solenoid. Excludes:valve, plug. See also servovalve, hydraulic; body section, working, linear directional control valve; and valve assembly.

flat countersunk head style, 3a thread class, right-hand thread direction, 0.219 inches nominal thread length, 2.032 inches nominal fastener length

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.219 inches nominal
Fastener Length: 2.032 inches nominal
Head Style: flat countersunk
Head Diameter: 0.177 inches nominal
Internal Drive Style: torque set
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: steel comp 4140 or steel comp 4340 or steel comp 8740
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416, ty ii, cl 2 fed spec single treatment response
Thread Series Designator: unjc

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
NAS1620-29	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-623-3579?

The FSCG of the NSN 5305-01-623-3579 is 5305

Does the NSN 5305-01-623-3579 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-623-3579 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 5305-01-623-3579 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-623-3579 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 5305-01-623-3579 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Fri, Nov 8, 2013