5310-01-685-7408

Find complete technical information, availability, and procurement data for: 5310-01-685-7408
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-685-7408

Item Name Code

29730

Assigment Date

01/10/2020 (6 years ago)

A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes:bushing (as modified).

right-hand thread direction, 0.303 inches maximum overall height, 0.465 inches minimum and 0.475 inches maximum washer outside diameter, prevailing torque all metal design locking feature, 3b 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.465 inches minimum and 0.475 inches maximum
Overall Height: 0.303 inches maximum
Nut Style: hexagon
Washer Thickness: 0.110 inches minimum and 0.120 inches maximum
End Item Identification: a10
Width Across Flats: 0.305 inches minimum and 0.313 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.2500 inches
Material: steel comp 304 nut
Material: steel corrosion resisting washer
Material Document And Classification: ams 5643 assn std single material response washer
Material Document And Classification: ams 5647 assn std single material response and ams 5697 assn std single material response nut
Surface Treatment: cadmium nut
Surface Treatment: cadmium washer
Surface Treatment Document And Classification: qq-p-416, type ii, class 3 fed spec single treatment response nut
Surface Treatment Document And Classification: qq-p-416, type ii, class 3 fed spec single treatment response washer

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
BH00597-4	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-685-7408?

The FSCG of the NSN 5310-01-685-7408 is 5310

Does the NSN 5310-01-685-7408 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-685-7408 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 5310-01-685-7408 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-685-7408 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 5310-01-685-7408 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Fri, Jan 10, 2020