5305-01-348-3891

Find complete technical information, availability, and procurement data for: 5305-01-348-3891
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-348-3891

Item Name Code

06657

Assigment Date

11/08/1991 (34 years ago)

2.450 inches nominal thread length, flat extended washer head style, right-hand thread direction, 2.550 inches nominal fastener length, 2a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 2.450 inches nominal
Fastener Length: 2.550 inches nominal
Head Style: flat extended washer
Head Diameter: 0.310 inches minimum and 0.314 inches maximum
Head Height: 0.450 inches nominal
Extended Washer Diameter: 0.500 inches nominal
Extended Washer Thickness: 0.050 inches nominal
Hole Diameter: 0.094 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.375 inches
Hole Quantity: 1
Thread Quantity Per Inch: 16
Part Name Assigned By Controlling Agency: navy special project
Screw Material: steel comp 630
Screw Material Document And Classification: ams 5622 assn std single material response
Head Hole Configuration Style: round longitudinal hole
Special Features: hole passing through is countesunk
Thread Series Designator: unc

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
6573360	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-348-3891?

The FSCG of the NSN 5305-01-348-3891 is 5305

Does the NSN 5305-01-348-3891 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-348-3891 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 5305-01-348-3891 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-348-3891 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 5305-01-348-3891 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Fri, Nov 8, 1991