NAS7307A34

View detailed technical data, stock status, and sourcing information for: NAS7307A34
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-436-1291

Item Name Code

29294

Assigment Date

09/12/1996 (29 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

3a thread class, flat countersunk head style, 2.804 inches minimum and 2.834 inches maximum fastener length, right-hand thread direction, 0.694 inches nominal thread 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: 0.694 inches nominal
Fastener Length: 2.804 inches minimum and 2.834 inches maximum
Head Style: flat countersunk
Head Diameter: 0.810 inches minimum and 0.889 inches maximum
Grip Diameter: 0.4360 inches minimum and 0.4370 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.4375 inches
Grip Length: 2.115 inches minimum and 2.135 inches maximum
Thread Quantity Per Inch: 20
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-nas7307 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
NAS7307A34	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-436-1291?

The FSCG of the NSN 5305-01-436-1291 is 5305

Does the NSN 5305-01-436-1291 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-436-1291 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 5305-01-436-1291 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-436-1291 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 5305-01-436-1291 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Thu, Sep 12, 1996