5305-01-475-8259

Find complete technical information, availability, and procurement data for: 5305-01-475-8259
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-475-8259

Item Name Code

29294

Assigment Date

06/14/2000 (26 years ago)

A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.

0.238 inches maximum thread length, 3a thread class, flat countersunk head style, 0.863 inches maximum fastener 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: 0.238 inches maximum
Fastener Length: 0.863 inches maximum
Head Style: flat countersunk
Head Diameter: 0.226 inches maximum
Grip Diameter: 0.111 inches maximum
Nominal Thread Diameter: 0.112 inches
Grip Length: 0.625 inches maximum
Thread Quantity Per Inch: 40
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel corrosion resisting overall
Material Document And Classification: ams5731 assn std 1st material response or ams5732 assn std 2nd material response or ams5737 assn std 3rd material response or ams5853 assn std 4th material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec 1st treatment response overall
Thread Series Designator: unjf

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
NAS7500U10	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-475-8259?

The FSCG of the NSN 5305-01-475-8259 is 5305

Does the NSN 5305-01-475-8259 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-475-8259 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 5305-01-475-8259 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-475-8259 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 5305-01-475-8259 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Wed, Jun 14, 2000