5305-01-321-3565

Find complete technical information, availability, and procurement data for: 5305-01-321-3565
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-321-3565

Item Name Code

16282

Assigment Date

06/16/1990 (36 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.

3a thread class, 0.851 inches minimum and 1.016 inches maximum thread length, 1.210 inches minimum and 1.250 inches maximum fastener length, right-hand thread direction, flat countersunk head style

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: 0.851 inches minimum and 1.016 inches maximum
Fastener Length: 1.210 inches minimum and 1.250 inches maximum
Head Style: flat countersunk
Head Diameter: 0.720 inches minimum and 0.781 inches maximum
Locking Feature: patch or strip threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.219 inches nominal
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum fastener
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Material: plastic polyamide (nylon) locking feature
Material: steel fastener
Material Document And Classification: 66 fed std single material response fastener
Surface Treatment: cadmium and chromate fastener
Surface Treatment Document And Classification: qq-p-416 ty 2m cl 3 fed spec single treatment 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
2913321	Socket Head Cap Screw
MS24667-53L	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-321-3565?

The FSCG of the NSN 5305-01-321-3565 is 5305

Does the NSN 5305-01-321-3565 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-321-3565 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 5305-01-321-3565 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-321-3565 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 5305-01-321-3565 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Jun 16, 1990