5305-01-321-2393

Find complete technical information, availability, and procurement data for: 5305-01-321-2393
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-321-2393

Item Name Code

22846

Assigment Date

06/14/1990 (36 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

pan no. 2 head style, 1.607 inches minimum and 1.647 inches maximum fastener length, 3a thread class, 0.362 inches nominal 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: 3a
Thread Direction: right-hand
Thread Length: 0.362 inches nominal
Fastener Length: 1.607 inches minimum and 1.647 inches maximum
Head Style: pan no. 2
Head Diameter: 0.464 inches minimum and 0.493 inches maximum
Head Height: 0.133 inches minimum and 0.150 inches maximum
Shoulder Diameter: 0.246 inches minimum and 0.249 inches maximum first shoulder
Shoulder Length: 1.010 inches minimum and 1.030 inches maximum first shoulder
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 125000 pounds per square inch
Shoulder Shape: round first shoulder
Material: steel comp 8630 or steel comp 4037 overall
Material Document And Classification: mil-s-6050 mil spec 1st material response or ams 6300 assn std 2nd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1298 professional/industrial association standard

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
NAS1298-3-16	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-321-2393?

The FSCG of the NSN 5305-01-321-2393 is 5305

Does the NSN 5305-01-321-2393 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-321-2393 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 5305-01-321-2393 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-321-2393 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 5305-01-321-2393 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jun 14, 1990