2266730-57

View detailed technical data, stock status, and sourcing information for: 2266730-57
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-006-4250

Item Name Code

16282

Assigment Date

06/23/1972 (54 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.500 inches nominal fastener length, 0.500 inches maximum thread length, 2a thread class, right-hand thread direction, fillister 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: 2a
Thread Direction: right-hand
Thread Length: 0.500 inches maximum
Fastener Length: 0.500 inches nominal
Head Style: fillister
Head Diameter: 0.292 inches minimum and 0.313 inches maximum
Head Height: 0.118 inches minimum and 0.130 inches maximum
Locking Feature: patch or strip threads
Internal Drive Style: slot
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 125000 pounds per square inch
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: ff-s-92 fed spec single treatment response overall
Thread Series Designator: unf

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
2266730-57	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-006-4250?

The FSCG of the NSN 5305-00-006-4250 is 5305

Does the NSN 5305-00-006-4250 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-006-4250 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 5305-00-006-4250 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-006-4250 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 5305-00-006-4250 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Jun 23, 1972