NAS1303-3

View detailed technical data, stock status, and sourcing information for: NAS1303-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-377-1099

Item Name Code

15903

Assigment Date

07/02/1993 (33 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.338 inches nominal thread length, dished hexagon head style, 3a thread class, 0.511 inches minimum and 0.541 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: 0.338 inches nominal
Fastener Length: 0.511 inches minimum and 0.541 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
Grip Diameter: 0.1885 inches minimum and 0.1895 inches maximum
Nominal Thread Diameter: 0.190 inches
Grip Length: 0.178 inches minimum and 0.198 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Surface Finish: 63.0 microinches bearing surface of head
Material: steel comp 4140 or steel comp 4340 or steel comp 8735 or steel comp 8740 or steel comp 6150 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-6049 mil spec 4th material response or mil-s-8503 mil spec 5th material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec all treatment responses overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1303 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
NAS1303-3	Shear Bolt
Z00.N5103572203	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-377-1099?

The FSCG of the NSN 5306-01-377-1099 is 5306

Does the NSN 5306-01-377-1099 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-377-1099 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 5306-01-377-1099 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-377-1099 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 5306-01-377-1099 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, Jul 2, 1993