30155-2-6

View detailed technical data, stock status, and sourcing information for: 30155-2-6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-224-1145

Item Name Code

16282

Assigment Date

03/27/1970 (56 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.

right-hand thread direction, 3a thread class, 0.359 inches minimum and 0.391 inches maximum fastener length, button head style, 0.323 inches minimum and 0.391 inches maximum thread 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: 3a
Thread Direction: right-hand
Thread Length: 0.323 inches minimum and 0.391 inches maximum
Fastener Length: 0.359 inches minimum and 0.391 inches maximum
Head Style: button
Head Diameter: 0.154 inches minimum and 0.164 inches maximum
Head Height: 0.038 inches minimum and 0.046 inches maximum
Spline Minor Diameter: 0.050 inches minimum and 0.051 inches maximum
Spline Major Diameter: 0.061 inches minimum and 0.062 inches maximum
Spline Width: 0.013 inches minimum and 0.014 inches maximum
Internal Drive Style: six spline
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Part Name Assigned By Controlling Agency: navy special project
Material: steel comp 4037 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
2-56-6	Socket Head Cap Screw
30155-2-6	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-224-1145?

The FSCG of the NSN 5305-00-224-1145 is 5305

Does the NSN 5305-00-224-1145 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-224-1145 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 5305-00-224-1145 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-224-1145 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 5305-00-224-1145 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Mar 27, 1970