S4928913-4-17

View detailed technical data, stock status, and sourcing information for: S4928913-4-17
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-370-0072

Item Name Code

27851

Assigment Date

01/11/1993 (33 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

1.378 inches nominal fastener length, dished hexagon head style, 3a thread class, right-hand thread direction, 0.316 inches nominal thread 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: 0.316 inches nominal
Fastener Length: 1.378 inches nominal
Head Style: dished hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Grip Diameter: 0.2483 inches minimum and 0.2492 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.086 inches maximum threads
Nominal Thread Diameter: 0.2500 inches
Grip Length: 1.062 inches nominal
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.262 inches nominal threads
Material: steel comp 4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response overall
Surface Treatment: cadmium and chromate 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
S4928913-4-17	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-370-0072?

The FSCG of the NSN 5306-01-370-0072 is 5306

Does the NSN 5306-01-370-0072 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-370-0072 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 5306-01-370-0072 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-370-0072 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 5306-01-370-0072 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Mon, Jan 11, 1993