NAS6303LU4

View detailed technical data, stock status, and sourcing information for: NAS6303LU4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-327-0376

Item Name Code

15903

Assigment Date

10/05/1990 (35 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.558 inches minimum and 0.588 inches maximum fastener length, 3a thread class, right-hand thread direction, dished hexagon head style, 0.284 inches minimum and 0.323 inches maximum 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: 0.284 inches minimum and 0.323 inches maximum
Fastener Length: 0.558 inches minimum and 0.588 inches maximum
Head Style: dished hexagon
Head Height: 0.110 inches minimum and 0.125 inches maximum
Width Between Flats: 0.367 inches minimum and 0.376 inches maximum
Locking Feature: patch or pellet or strip threads
Grip Diameter: 0.1890 inches minimum and 0.1895 inches maximum
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
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 fastener
Material: plastic polyamide (nylon) locking feature
Material Document And Classification: ams55731 assn std single material response or ams5737 assn std single material response fastener
Material Document And Classification: mil-f-18240 mil spec single material response locking feature
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas6303 professional/industrial association standard

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
NAS6303L4	Shear Bolt
NAS6303LU4	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-327-0376?

The FSCG of the NSN 5306-01-327-0376 is 5306

Does the NSN 5306-01-327-0376 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-327-0376 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 5306-01-327-0376 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-327-0376 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 5306-01-327-0376 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Fri, Oct 5, 1990