5305-01-143-2423

Find complete technical information, availability, and procurement data for: 5305-01-143-2423
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-143-2423

Item Name Code

06657

Assigment Date

11/30/1982 (43 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.

right-hand thread direction, fillister head style, 0.219 inches minimum and 0.250 inches maximum thread length, 2a thread class, 0.219 inches minimum and 0.250 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: 0.219 inches minimum and 0.250 inches maximum
Fastener Length: 0.219 inches minimum and 0.250 inches maximum
Head Style: fillister
Head Diameter: 0.144 inches minimum and 0.183 inches maximum
Head Height: 0.069 inches minimum and 0.079 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 80000 pounds per square inch
Screw Material: steel comp 303
Screw Material Document And Classification: qq-s-763,class 7 fed spec single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: ya296-1008 mfr ref single treatment response
Thread Series Designator: unc
Specification/Standard Data: 81348-ff-s-92 government specification
Nondefinitive Spec/Std Data: 1 type and 4s style and 4-40 size
Departure From Cited Designator: as modified by material

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
0406-126	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-143-2423?

The FSCG of the NSN 5305-01-143-2423 is 5305

Does the NSN 5305-01-143-2423 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-143-2423 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 5305-01-143-2423 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-143-2423 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 5305-01-143-2423 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Nov 30, 1982