5305-00-420-1757

Find complete technical information, availability, and procurement data for: 5305-00-420-1757
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-420-1757

Item Name Code

06657

Assigment Date

03/14/1969 (57 years ago)

right-hand thread direction, 0.326 inches minimum thread length, flat countersunk head style, 0.375 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: 0.326 inches minimum
Fastener Length: 0.375 inches nominal
Head Style: flat countersunk
Head Diameter: 0.225 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Countersink Angle: 100.0 degrees nominal
Screw Material: steel corrosion resisting
Screw Surface Treatment: passivate
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-093-6956	No Name Available	02/02/1974

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
10125283	Machine Screw
2508747	Machine Screw
2508747-1	Machine Screw
900154-3	Machine Screw
SFR4-40X3-8	Machine Screw
SFR4-40X3-8-2701	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-420-1757?

The FSCG of the NSN 5305-00-420-1757 is 5305

Does the NSN 5305-00-420-1757 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-420-1757 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 5305-00-420-1757 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-420-1757 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 5305-00-420-1757 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Mar 14, 1969