5305-01-028-9178

Find complete technical information, availability, and procurement data for: 5305-01-028-9178
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-028-9178

Item Name Code

06657

Assigment Date

10/13/1976 (49 years ago)

A single metallic conductor of solid, stranded, or tinsel construction, designed to carry current in an electrical circuit. It may be a bare or insulated, may have metalic covering sheath, shield or and additional jacket. Refers to bulk quantities only. For items that are solid or stranded, insulated or uninsulated, and have the chemical composition specified but no conductivity (electrical properties) see wire,(as modified), includes litz wire and insulated/uninsulated armored, and ground wire. Excludes:braid, wire; fuse wire; resistance wire and magnet wire.

0.636 inches minimum and 0.666 inches maximum fastener length, 3a thread class, flat countersunk head style, 0.251 inches minimum and 0.301 inches maximum 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: 0.251 inches minimum and 0.301 inches maximum
Fastener Length: 0.636 inches minimum and 0.666 inches maximum
Head Style: flat countersunk
Head Diameter: 0.231 inches minimum and 0.279 inches maximum
Internal Drive Style: torque set
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 100.0 degrees nominal
Screw Material: iron alloy 660
Screw Material Document And Classification: ams 5737 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1621 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
NAS1621C6	Machine Screw
NAS1621E6	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-028-9178?

The FSCG of the NSN 5305-01-028-9178 is 5305

Does the NSN 5305-01-028-9178 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-028-9178 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 5305-01-028-9178 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-028-9178 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 5305-01-028-9178 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Wed, Oct 13, 1976