5305-01-197-5925

Find complete technical information, availability, and procurement data for: 5305-01-197-5925
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-197-5925

Item Name Code

29294

Assigment Date

12/24/1984 (41 years ago)

2.293 inches minimum and 2.313 inches maximum fastener length, 0.277 inches minimum and 0.328 inches maximum thread length, flat countersunk head style, 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: 0.277 inches minimum and 0.328 inches maximum
Fastener Length: 2.293 inches minimum and 2.313 inches maximum
Head Style: flat countersunk
Head Diameter: 0.449 inches minimum and 0.507 inches maximum
Locking Feature: detent ball grip
Grip Diameter: 0.2487 inches minimum and 0.2492 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum first hole
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.875 inches minimum and 1.891 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 63000 pounds per square inch
Hardness Rating: 43.0 rockwell c minimum and 47.0 rockwell c maximum fastener
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.198 inches minimum and 2.218 inches maximum first hole
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Material: steel comp 631 or steel comp 302 spring
Material: steel comp 632 fastener
Material Document And Classification: ams 5629 assn std single material response fastener
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-043-1882	No Name Available	08/01/1996

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
MS21130B430	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-197-5925?

The FSCG of the NSN 5305-01-197-5925 is 5305

Does the NSN 5305-01-197-5925 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-197-5925 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 5305-01-197-5925 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-197-5925 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 5305-01-197-5925 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, Dec 24, 1984