220423-4

View detailed technical data, stock status, and sourcing information for: 220423-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-045-4212

Item Name Code

16282

Assigment Date

08/01/1977 (49 years ago)

1.172 inches minimum and 1.266 inches maximum thread length, right-hand thread direction, fillister head style, 2a thread class, 1.234 inches minimum and 1.266 inches maximum fastener 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: 2a
Thread Direction: right-hand
Thread Length: 1.172 inches minimum and 1.266 inches maximum
Fastener Length: 1.234 inches minimum and 1.266 inches maximum
Head Style: fillister
Head Diameter: 0.208 inches minimum and 0.226 inches maximum
Head Height: 0.086 inches minimum and 0.096 inches maximum
Locking Feature: pellet threads
Internal Drive Style: cross recess type ii
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Part Name Assigned By Controlling Agency: navy special project
Material: steel corrosion resisting overall
Material Document And Classification: 16-18 or 18-8,fscm 70318 mfr ref single material response overall
Surface Treatment: oxide overall
Surface Treatment Document And Classification: mil-c-13924,cl 4 mil spec single treatment response overall
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
220423-4	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-045-4212?

The FSCG of the NSN 5305-01-045-4212 is 5305

Does the NSN 5305-01-045-4212 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-045-4212 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 5305-01-045-4212 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-045-4212 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 5305-01-045-4212 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Mon, Aug 1, 1977