5305-01-434-8206

Find complete technical information, availability, and procurement data for: 5305-01-434-8206
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-434-8206

Item Name Code

29294

Assigment Date

08/08/1996 (29 years ago)

A dish shaped metallic device with varying shaped holes designed to limit the vertical travel of the valve spring components. It may provide a seating surface, while keeping the inlet and/or discharge valve components properly aligned during operation.

3a thread class, 0.425 inches nominal thread length, flat countersunk head style, 1.285 inches minimum and 1.315 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: 0.425 inches nominal
Fastener Length: 1.285 inches minimum and 1.315 inches maximum
Head Style: flat countersunk
Head Diameter: 0.456 inches minimum and 0.508 inches maximum
Grip Diameter: 0.2797 inches minimum and 0.2807 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.2500 inches
Grip Length: 0.865 inches minimum and 0.885 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: titanium alloy uns r56400 overall
Material Document And Classification: ams 4928 assn std single material response or ams 4967 assn std single material response overall
Surface Treatment: aluminum overall
Surface Treatment Document And Classification: nas4006 assn std single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas7304 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
NAS7304A14Y	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-434-8206?

The FSCG of the NSN 5305-01-434-8206 is 5305

Does the NSN 5305-01-434-8206 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-434-8206 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 5305-01-434-8206 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-434-8206 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 5305-01-434-8206 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Thu, Aug 8, 1996