NAS1581K3R3X

View detailed technical data, stock status, and sourcing information for: NAS1581K3R3X
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-693-8871

Item Name Code

29294

Assigment Date

03/09/2021 (5 years ago)

A secondary structure whose function is to reduce drag by providing a streamlined surface or covering.

3a thread class, right-hand thread direction, 0.363 inches nominal thread length, 0.534 inches minimum and 0.564 inches maximum fastener length, flat countersunk head style

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: 0.363 inches nominal
Fastener Length: 0.534 inches minimum and 0.564 inches maximum
Head Style: flat countersunk
Head Diameter: 0.3047 inches nominal
Head Height: 0.043 inches nominal
Grip Diameter: 0.2041 inches minimum and 0.2051 inches maximum
Internal Drive Style: offset cruciform (torque set)
End Item Identification: b1-bacft
Nominal Thread Diameter: 0.1900 inches
Grip Length: 0.177 inches minimum and 0.197 inches maximum
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: bolt,shear,100 deg flush reduced head,offset cruciform,offset cruciform-ribbed and dovetail slot,95 ksi fsu
Material: titanium alloy uns r56400 overall
Material Document And Classification: ams 4928 or 4967 assn std single material response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1581 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
NAS1581K3R3X	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-693-8871?

The FSCG of the NSN 5305-01-693-8871 is 5305

Does the NSN 5305-01-693-8871 have a Schedule B code assigned?

Yes, the Schedule B code is 8108908000

Does NSN 5305-01-693-8871 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 5305-01-693-8871 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-693-8871 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 5305-01-693-8871 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Tue, Mar 9, 2021