5310-01-690-1979

Find complete technical information, availability, and procurement data for: 5310-01-690-1979
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-690-1979

Item Name Code

14218

Assigment Date

07/30/2020 (6 years ago)

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube, or are unthreaded and designed to accommodate a tube. It may have side inlet(s). It is used as a junction at the intersection of a tube or tube fitting.

3810-01-607-9674 end item identification, 0.125 inches nominal material thickness, 0.550 inches nominal outside diameter, split lock washer for socket head cap screws part name assigned by controlling agency, 0.385 inches nominal hole diameter

Product Characteristics

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

Hole Diameter: 0.385 inches nominal
Outside Diameter: 0.550 inches nominal
Material Thickness: 0.125 inches nominal
End Item Identification: 3810-01-607-9674
Part Name Assigned By Controlling Agency: split lock washer for socket head cap screws
Material: steel comp 316 overall
Style Designator: split helical-right hand

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
90046673	Lock Washer
94241A290	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-690-1979?

The FSCG of the NSN 5310-01-690-1979 is 5310

Does the NSN 5310-01-690-1979 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-01-690-1979 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 5310-01-690-1979 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-690-1979 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 5310-01-690-1979 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Thu, Jul 30, 2020