5305-01-285-9331

Find complete technical information, availability, and procurement data for: 5305-01-285-9331
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-285-9331

Item Name Code

06657

Assigment Date

09/22/1988 (37 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.

2a thread class, round head style, right-hand thread direction, 1.639 inches minimum and 1.750 inches maximum thread length, 1.750 inches nominal fastener 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: 2a
Thread Direction: right-hand
Thread Length: 1.639 inches minimum and 1.750 inches maximum
Fastener Length: 1.750 inches nominal
Head Style: round
Head Diameter: 0.557 inches minimum and 0.590 inches maximum
Head Height: 0.198 inches minimum and 0.216 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Screw Material: steel
Screw Material Document And Classification: sae j429 gr 2 assn std single material response
Screw Surface Treatment: zinc
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
007723	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-285-9331?

The FSCG of the NSN 5305-01-285-9331 is 5305

Does the NSN 5305-01-285-9331 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-285-9331 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 5305-01-285-9331 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-285-9331 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 5305-01-285-9331 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Thu, Sep 22, 1988