23021ADX

View detailed technical data, stock status, and sourcing information for: 23021ADX
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-054-5646

Item Name Code

06657

Assigment Date

01/01/1961 (65 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.

0.157 inches minimum and 0.188 inches maximum fastener length, 0.157 inches minimum and 0.188 inches maximum thread length, right-hand thread direction, pan head style, 2a thread class

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: 0.157 inches minimum and 0.188 inches maximum
Fastener Length: 0.157 inches minimum and 0.188 inches maximum
Head Style: pan
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.070 inches minimum and 0.080 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 80000 pounds per square inch
Screw Material: steel comp 304 or steel comp 302 or steel comp 316
Screw Material Document And Classification: qq-s-763 fed spec all material responses
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-087-3091	No Name Available	05/20/1973
5305-00-110-5625	No Name Available	05/13/1972
5305-00-285-4523	No Name Available	09/01/1980
5305-00-286-0644	No Name Available	04/12/1974
5305-00-297-8603	No Name Available	10/01/1982
5305-00-414-3997	No Name Available	08/25/1974
5305-00-496-8948	No Name Available	05/01/1980
5305-00-550-5001	No Name Available	07/01/1983
5305-00-685-2986	No Name Available	10/01/1982
5305-00-720-8406	No Name Available	04/28/2017
5305-00-721-3496	No Name Available	05/13/1972
5305-00-847-3899	No Name Available	12/01/1982
5305-00-966-4074	No Name Available	09/23/1968
5305-01-606-0810	No Name Available	04/01/2014

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FAQs

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

What is the FSCG of the NSN 5305-00-054-5646?

The FSCG of the NSN 5305-00-054-5646 is 5305

Does the NSN 5305-00-054-5646 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-054-5646 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 5305-00-054-5646 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-054-5646 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 5305-00-054-5646 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961