585-6406777-26

View detailed technical data, stock status, and sourcing information for: 585-6406777-26
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-363-1575

Item Name Code

16282

Assigment Date

08/23/1992 (33 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, right-hand thread direction, flat countersunk head style, 0.875 inches minimum thread length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.875 inches minimum
Fastener Length: 1.250 inches nominal
Head Style: flat countersunk
Head Diameter: 0.872 inches minimum and 0.938 inches maximum
Locking Feature: patch or pellet or strip threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.312 inches nominal
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 80000 pounds per square inch
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Material: nickel alloy 400 fastener
Material: plastic polyamide (nylon) locking feature
Material Document And Classification: qq-n-281 fed spec single material response fastener
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 4 type

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
0.500-13UNC3AX1.250NICUSLFLKG	Socket Head Cap Screw
585-6406777-26	Socket Head Cap Screw
803-4385049 ITEM 75	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-363-1575?

The FSCG of the NSN 5305-01-363-1575 is 5305

Does the NSN 5305-01-363-1575 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-363-1575 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 5305-01-363-1575 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-363-1575 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 5305-01-363-1575 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Sun, Aug 23, 1992