CHT4067-4-7AX

View detailed technical data, stock status, and sourcing information for: CHT4067-4-7AX
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-339-0227

Item Name Code

29294

Assigment Date

05/15/1991 (35 years ago)

right-hand thread direction, flat countersunk undercut head style, 0.469 inches nominal thread length, 3a thread class, 0.890 inches minimum and 0.937 inches maximum 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: 0.469 inches nominal
Fastener Length: 0.890 inches minimum and 0.937 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.477 inches minimum and 0.508 inches maximum
Head Height: 0.652 inches minimum and 0.672 inches maximum
Grip Diameter: 0.2641 inches minimum and 0.2651 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.427 inches minimum and 0.447 inches maximum
Features Provided: o ring and cetyl alcohol lubricant
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
Material: steel comp xm-13 overall
Material Document And Classification: ams 5629 assn std single material response overall
Surface Treatment: aluminum and chromate overall
Surface Treatment Document And Classification: mil-s-83488,ty2,cl3 mil spec single treatment response overall
Thread Series Designator: unjf

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
CHT4067-4-7AX	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-339-0227?

The FSCG of the NSN 5305-01-339-0227 is 5305

Does the NSN 5305-01-339-0227 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-339-0227 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 5305-01-339-0227 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-339-0227 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 5305-01-339-0227 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, May 15, 1991