5310-00-050-0240

Find complete technical information, availability, and procurement data for: 5310-00-050-0240
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-050-0240

Item Name Code

15887

Assigment Date

01/01/1961 (65 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

right-hand thread direction, 2.766 inches minimum and 2.786 inches maximum nut diameter, round nut style, 3b thread class, 0.093 inches nominal drive point depth

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
Drive Point Depth: 0.093 inches nominal
Nut Style: round
Nut Diameter: 2.766 inches minimum and 2.786 inches maximum
Nut Thickness: 0.302 inches minimum and 0.322 inches maximum
Drive Point Width: 0.240 inches minimum and 0.260 inches maximum
Drive Point Quantity: 8
Thread Series: un
Thread Quantity Per Inch: 16
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Nominal Thread Size: 2.000 inches
Countersink Angle: 90.0 degrees nominal nut
Material: steel comp 4140 overall
Material Document And Classification: ams 6382 assn std single material response or ams 6381 assn std single material response overall
Surface Treatment: phosphate overall
Surface Treatment Document And Classification: ams 2481 assn std single treatment response 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
MS172345	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-050-0240?

The FSCG of the NSN 5310-00-050-0240 is 5310

Does the NSN 5310-00-050-0240 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-050-0240 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 5310-00-050-0240 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-050-0240 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 5310-00-050-0240 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961