KS812-428-40

View detailed technical data, stock status, and sourcing information for: KS812-428-40
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-039-0236

Item Name Code

16282

Assigment Date

04/16/1977 (49 years ago)

right-hand thread direction, flat chamfer head style, 3a thread class, 1.000 inches minimum thread length, 2.469 inches minimum and 2.531 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: 1.000 inches minimum
Fastener Length: 2.469 inches minimum and 2.531 inches maximum
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Single Shear Strength: 3680 pounds per square inch
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.188 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Minimum Yield Strength: 80000 pounds per square inch
Material: steel comp 301 or steel comp 302 or steel comp 303 or steel comp 303f or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 323 or steel comp 324 or steel comp 347 or steel comp 348 or steel comp 385 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:

Part Number	Name
876915-00	Socket Head Cap Screw
KS812-428-40	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-039-0236?

The FSCG of the NSN 5305-01-039-0236 is 5305

Does the NSN 5305-01-039-0236 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-039-0236 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 5305-01-039-0236 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-039-0236 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 5305-01-039-0236 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sat, Apr 16, 1977