5310-01-596-5581

Find complete technical information, availability, and procurement data for: 5310-01-596-5581
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-596-5581

Item Name Code

05277

Assigment Date

05/19/2011 (15 years ago)

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have external or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side inlet(s). It is used as a junction at the intersection of a boss or boss fitting on items such as tanks, housings, valve fittings, and the like. Excludes:tee, tube.

hexagon nut style, right-hand thread direction, 0.212 inches minimum and 0.288 inches maximum nut height, 3b thread class, prevailing torque all metal design locking feature

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
Nut Style: hexagon
Nut Height: 0.212 inches minimum and 0.288 inches maximum
End Item Identification: 2355-01-531-6425;truck,bomb service; mrap bufflao mk2a2
Width Across Flats: 0.428 inches minimum and 0.439 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Bearing Surface Type: flat or chamfered
Part Name Assigned By Controlling Agency: nut,self-locking,hex,cres, 0.250-20unc
Material: steel comp 316 overall
Surface Treatment: passivate overall

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
M45913/4-4CS6	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-596-5581?

The FSCG of the NSN 5310-01-596-5581 is 5310

Does the NSN 5310-01-596-5581 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-596-5581 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 5310-01-596-5581 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-596-5581 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 5310-01-596-5581 was assigned to the Federal Catalog?

It was assigned 15 years ago, on Thu, May 19, 2011