5305-00-157-8283

Find complete technical information, availability, and procurement data for: 5305-00-157-8283
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-157-8283

Item Name Code

22846

Assigment Date

05/17/1971 (55 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.

0.420 inches minimum and 0.440 inches maximum thread length, pan head style, right-hand thread direction, 2a thread class, 0.740 inches minimum and 0.760 inches maximum fastener length

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: 0.420 inches minimum and 0.440 inches maximum
Fastener Length: 0.740 inches minimum and 0.760 inches maximum
Head Style: pan
Head Diameter: 0.357 inches minimum and 0.373 inches maximum
Head Height: 0.122 inches minimum and 0.133 inches maximum
Shoulder Diameter: 0.240 inches minimum and 0.260 inches maximum first shoulder
Shoulder Length: 0.280 inches minimum and 0.300 inches maximum first shoulder
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Shoulder Shape: round first shoulder
Material: steel comp 347 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment 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
11657645	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-157-8283?

The FSCG of the NSN 5305-00-157-8283 is 5305

Does the NSN 5305-00-157-8283 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-157-8283 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 5305-00-157-8283 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-157-8283 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 5305-00-157-8283 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, May 17, 1971