5305-01-173-3578

Find complete technical information, availability, and procurement data for: 5305-01-173-3578
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-173-3578

Item Name Code

29294

Assigment Date

03/05/1984 (42 years ago)

0.338 inches minimum and 0.388 inches maximum thread length, flat countersunk head style, 3a thread class, 0.598 inches minimum and 0.628 inches maximum fastener length, right-hand thread direction

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: 0.338 inches minimum and 0.388 inches maximum
Fastener Length: 0.598 inches minimum and 0.628 inches maximum
Head Style: flat countersunk
Head Diameter: 0.339 inches minimum and 0.381 inches maximum
Grip Diameter: 0.1890 inches minimum and 0.1895 inches maximum
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.240 inches minimum and 0.260 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Criticality Code Justification: feat
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Special Features: per b-1 engineering
Material: titanium alloy overall
Material Document And Classification: ams 4967 comp 6al-4v assn std single material response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1580 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-141-7326	No Name Available	06/01/1986

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
NAS1580V3R4	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-173-3578?

The FSCG of the NSN 5305-01-173-3578 is 5305

Does the NSN 5305-01-173-3578 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-173-3578 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 5305-01-173-3578 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-173-3578 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 5305-01-173-3578 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Mon, Mar 5, 1984