5305-00-450-7449

Find complete technical information, availability, and procurement data for: 5305-00-450-7449
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-450-7449

Item Name Code

29294

Assigment Date

12/29/1969 (56 years ago)

flat countersunk head style, 0.442 inches minimum and 0.509 inches maximum thread length, 0.640 inches minimum and 0.687 inches maximum fastener length, right-hand thread direction, 3a thread class

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: 0.442 inches minimum and 0.509 inches maximum
Fastener Length: 0.640 inches minimum and 0.687 inches maximum
Head Style: flat countersunk
Head Diameter: 0.502 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter: 0.070 inches nominal first hole
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.178 inches minimum and 0.198 inches maximum
Thread Quantity Per Inch: 28
Hardness Rating: 248.0 brinell standard minimum and 341.0 rockwell superficial 15-n maximum overall
Countersink Angle: 100.0 degrees nominal
Distance From Head Largest Bearing Surface To Shank Hole Center: 0.500 inches nominal first hole
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Material Document And Classification: ams 5732 assn std single material response overall
Thread Series Designator: unf

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:

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3M123-4	Close Tolerance Screw
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54291-4D3	Close Tolerance Screw
E1284D3P	Close Tolerance Screw
HT1029A4T3	Close Tolerance Screw
HT123-4-3D	Close Tolerance Screw
HT4M-3D	Close Tolerance Screw
HT4N-3D	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-450-7449?

The FSCG of the NSN 5305-00-450-7449 is 5305

Does the NSN 5305-00-450-7449 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-450-7449 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 5305-00-450-7449 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-450-7449 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 5305-00-450-7449 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Dec 29, 1969