5305-01-240-8911

Find complete technical information, availability, and procurement data for: 5305-01-240-8911
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-240-8911

Item Name Code

16282

Assigment Date

09/19/1986 (39 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.

1.250 inches nominal fastener length, flat countersunk head style, 2a thread class, 1.125 inches minimum and 1.250 inches maximum thread 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: 1.125 inches minimum and 1.250 inches maximum
Fastener Length: 1.250 inches nominal
Head Style: flat countersunk
Head Diameter: 0.720 inches minimum and 0.781 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.219 inches nominal
Thread Quantity Per Inch: 16
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Material: steel comp 4140 or steel comp 4142 or steel comp 4145 overall
Material Document And Classification: astm a193 gr b7 assn std single material response overall
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
1476C27-1	Socket Head Cap Screw
QQ-P-416	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-240-8911?

The FSCG of the NSN 5305-01-240-8911 is 5305

Does the NSN 5305-01-240-8911 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-240-8911 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 5305-01-240-8911 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-240-8911 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 5305-01-240-8911 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Sep 19, 1986