5305-01-271-2516

Find complete technical information, availability, and procurement data for: 5305-01-271-2516
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-271-2516

Item Name Code

41756

Assigment Date

01/22/1988 (38 years ago)

A fastener designed for securing firebrick to the outer wall or casing of furnaces or boilers. Normally consisting of a straight or bent shank with a square or rectangular head and designed for high temperature application.

cross recess type 1 internal drive style, 0.219 inches minimum and 0.250 inches maximum fastener length, 0.244 inches minimum and 0.279 inches maximum head diameter, flat countersunk undercut head style, 0.048 inches minimum and 0.059 inches maximum head height

Product Characteristics

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

Fastener Length: 0.219 inches minimum and 0.250 inches maximum
Head Style: flat countersunk undercut
Head Diameter: 0.244 inches minimum and 0.279 inches maximum
Head Height: 0.048 inches minimum and 0.059 inches maximum
Internal Drive Style: cross recess type 1
Features Provided: casehardened
Nonmachine Thread Style: thru slot (type d) or double flute (type f) or thru slot (type 6) or wide flute (type t)
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Nonmachine Nominal Thread Diameter: 0.138 inches
Material: steel comp 1016 or steel comp 1018 or steel comp 1019 or steel comp 1021 or steel comp 1022 or steel comp 1524 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec single treatment response overall
Nondefinitive Spec/Std Data: d type or f type or g type or t type

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
MS24627-20	Tapping Screw

FAQs

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

What is the FSCG of the NSN 5305-01-271-2516?

The FSCG of the NSN 5305-01-271-2516 is 5305

Does the NSN 5305-01-271-2516 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-01-271-2516 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 5305-01-271-2516 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-271-2516 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 5305-01-271-2516 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Jan 22, 1988