5310-01-644-1361

Find complete technical information, availability, and procurement data for: 5310-01-644-1361
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-644-1361

Item Name Code

05277

Assigment Date

04/22/2015 (11 years ago)

A metallic or nonmetallic item which is rigid, flat and generally smooth. Its thickness is small in comparison to its length and width. It is designed for mounting one or more items and may have drilled or threaded holes or other facilities for mounting to a supporting object or surface. See support,as modified. Do not use if a more specific name applies.

prevailing torque all metal design or prevailing torque with nonmetallic insert locking feature, 2b thread class, hexagon nut style, right-hand thread direction, dry film lubricant lubrication

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design or prevailing torque with nonmetallic insert
Lubrication: dry film lubricant
Nut Style: hexagon
Nut Height: 0.298 inches minimum and 0.328 inches maximum
End Item Identification: aa49e/h60s
Width Across Flats: 0.428 inches minimum and 0.439 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: steel comp 316 nut
Surface Treatment: passivate overall except insert
Surface Treatment Document And Classification: ams 2700. method 1, type 6 or 7, class 1 assn std single treatment response overall except insert

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
M45913/1-4FS6	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-644-1361?

The FSCG of the NSN 5310-01-644-1361 is 5310

Does the NSN 5310-01-644-1361 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-644-1361 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 5310-01-644-1361 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-644-1361 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 5310-01-644-1361 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Wed, Apr 22, 2015