5305-01-273-2282

Find complete technical information, availability, and procurement data for: 5305-01-273-2282
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-273-2282

Item Name Code

29294

Assigment Date

02/22/1988 (38 years ago)

3a thread class, 0.351 inches minimum and 0.418 inches maximum thread length, flat countersunk head style, 1.173 inches minimum and 1.220 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: 0.351 inches minimum and 0.418 inches maximum
Fastener Length: 1.173 inches minimum and 1.220 inches maximum
Head Style: flat countersunk
Head Diameter: 0.464 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter: 0.071 inches minimum and 0.081 inches maximum first hole
Internal Drive Style: torque-set ribbed
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.802 inches minimum and 0.822 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 156000 pounds per square inch
Hardness Rating: 51.0 rockwell c minimum and 54.0 rockwell c maximum overall
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.005 inches minimum and 1.037 inches maximum first hole
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp h11 overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: mil-c-8837,type 2 class 2 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
HR203-4-13D	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-273-2282?

The FSCG of the NSN 5305-01-273-2282 is 5305

Does the NSN 5305-01-273-2282 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-273-2282 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 5305-01-273-2282 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-273-2282 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 5305-01-273-2282 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Mon, Feb 22, 1988