5305-01-703-5607

Find complete technical information, availability, and procurement data for: 5305-01-703-5607
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-703-5607

Item Name Code

18257

Assigment Date

09/08/2022 (3 years ago)

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

right-hand thread direction, 1.750 inches nominal fastener length, 0.874 inches minimum thread length, hexagon head style, 2a thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.874 inches minimum
Fastener Length: 1.750 inches nominal
Head Style: hexagon
Head Height: 0.195 inches minimum and 0.211 inches maximum
Width Between Flats: 0.489 inches minimum and 0.500 inches maximum
End Item Identification: 4940-016802383
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Part Name Assigned By Controlling Agency: screws, cap, hex (finished hex bolt)
Material: steel comp 304 overall
Material Document And Classification: austenitic cr-ni per asme b18.24-2020 national std/spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: astm a380 national std/spec single treatment response overall
Thread Series Designator: unc
Specification/Standard Data: 05047-asme b18.24-2020 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
AES01C312A75SB7A31	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-703-5607?

The FSCG of the NSN 5305-01-703-5607 is 5305

Does the NSN 5305-01-703-5607 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-703-5607 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 5305-01-703-5607 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-703-5607 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 5305-01-703-5607 was assigned to the Federal Catalog?

It was assigned 3 years ago, on Thu, Sep 8, 2022