5305-01-042-4403

Find complete technical information, availability, and procurement data for: 5305-01-042-4403
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-042-4403

Item Name Code

06657

Assigment Date

06/10/1977 (49 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.

2a thread class, 0.347 inches minimum thread length, fillister head style, 0.375 inches nominal fastener length, 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: 0.347 inches minimum
Fastener Length: 0.375 inches nominal
Head Style: fillister
Head Diameter: 0.104 inches minimum and 0.118 inches maximum
Head Height: 0.045 inches minimum and 0.053 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.073 inches
Thread Quantity Per Inch: 72
Minimum Tensile Strength: 55000 pounds per square inch
Screw Material: copper alloy 230 or copper alloy 240 or copper alloy 260 or copper alloy 268 or copper alloy 342 or copper alloy 353 or copper alloy 360 or copper alloy 377 or copper alloy 764 or copper alloy 270 or copper alloy 510 or copper alloy 745 or copper alloy 752 or copper alloy 770
Screw Surface Treatment: nickel
Thread Series Designator: unf

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
321-0307-00	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-042-4403?

The FSCG of the NSN 5305-01-042-4403 is 5305

Does the NSN 5305-01-042-4403 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-01-042-4403 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 5305-01-042-4403 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-042-4403 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 5305-01-042-4403 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Jun 10, 1977