5310-00-889-2589

Find complete technical information, availability, and procurement data for: 5310-00-889-2589
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-889-2589

Item Name Code

05277

Assigment Date

01/01/1960 (66 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

right-hand thread direction, soluble lubricant lubrication, hexagon nut style, prevailing torque with nonmetallic insert 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 with nonmetallic insert
Lubrication: soluble lubricant
Nut Style: hexagon
Nut Height: 0.240 inches minimum and 0.360 inches maximum
End Item Identification: multiple launch rocket system (mlrs)
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: steel comp 302 or steel comp 303 or steel comp 304 nut
Material Document And Classification: ams 5688 assn std 1st material response or ams 5640 assn std 2nd material response or ams 5647 assn std 3rd material response nut
Surface Treatment: passivate overall except insert
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall except insert

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-490-6651	No Name Available	08/17/1970
4820-00-732-8307	No Name Available	08/17/1970
5310-01-559-5597	No Name Available	10/01/2013

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
002-003645-005	Hexagon Self-Locking Nut
10318173	Hexagon Self-Locking Nut
211024766	Hexagon Self-Locking Nut
21685-10142	Hexagon Self-Locking Nut
4158067-007	Hexagon Self-Locking Nut
4158067-7	Hexagon Self-Locking Nut
4912794-01	Hexagon Self-Locking Nut
5310PL0907514	Hexagon Self-Locking Nut
60-07-6423	Hexagon Self-Locking Nut
9240-032-31	Hexagon Self-Locking Nut
MS21044-C4	Hexagon Self-Locking Nut
MS21044C4	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-889-2589?

The FSCG of the NSN 5310-00-889-2589 is 5310

Does the NSN 5310-00-889-2589 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-889-2589 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 5310-00-889-2589 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-889-2589 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 5310-00-889-2589 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960