5305-01-374-4830

Find complete technical information, availability, and procurement data for: 5305-01-374-4830
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-374-4830

Item Name Code

06657

Assigment Date

04/23/1993 (33 years ago)

A pulley with regularly spaced grooves parallel to the pulley axis on the face. It is designed to be used for timing purposes such as to synchronize the igintion spark with the completion of the compression stroke of the piston.

1.688 inches minimum and 1.750 inches maximum thread length, flat countersunk head style, 3a thread class, right-hand thread direction, 1.688 inches minimum and 1.750 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: 3a
Thread Direction: right-hand
Thread Length: 1.688 inches minimum and 1.750 inches maximum
Fastener Length: 1.688 inches minimum and 1.750 inches maximum
Head Style: flat countersunk
Head Diameter: 0.162 inches minimum and 0.176 inches maximum
Locking Feature: patch or pellet or strip
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: navy special project
Screw Material: steel
Screw Material Document And Classification: nas498 assn std single material response
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416 ty2 cl2 fed spec single treatment response
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1189 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
NAS1189-02P28	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-374-4830?

The FSCG of the NSN 5305-01-374-4830 is 5305

Does the NSN 5305-01-374-4830 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-374-4830 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 5305-01-374-4830 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-374-4830 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 5305-01-374-4830 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, Apr 23, 1993