5305-01-522-2667

Find complete technical information, availability, and procurement data for: 5305-01-522-2667
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-522-2667

Item Name Code

06657

Assigment Date

07/24/2004 (22 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.281 inches minimum and 0.312 inches maximum fastener length, 2a thread class, 0.281 inches minimum and 0.312 inches maximum thread length, pan head style, right-hand thread direction

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: 0.281 inches minimum and 0.312 inches maximum
Fastener Length: 0.281 inches minimum and 0.312 inches maximum
Head Style: pan
Head Diameter: 0.155 inches minimum and 0.167 inches maximum
Head Height: 0.053 inches minimum and 0.062 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Screw Material: steel comp 302 or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 316 or steel comp 316l or steel comp 384
Screw Material Document And Classification: qq-s-763 fed spec all material responses
Screw Surface Treatment: aluminum
Screw Surface Treatment Document And Classification: mil-c-83488 mil spec single treatment response
Special Features: modified from ms51957-4
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
7226371-2	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-522-2667?

The FSCG of the NSN 5305-01-522-2667 is 5305

Does the NSN 5305-01-522-2667 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-522-2667 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 5305-01-522-2667 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-522-2667 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 5305-01-522-2667 was assigned to the Federal Catalog?

It was assigned 22 years ago, on Sat, Jul 24, 2004