5310-01-321-4115

Find complete technical information, availability, and procurement data for: 5310-01-321-4115
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-321-4115

Item Name Code

01861

Assigment Date

06/18/1990 (36 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.)

0.278 inches minimum and 0.282 inches maximum pilot diameter, 2b thread class, 0.228 inches nominal first end counterbore diameter, 0.250 inches nominal pilot length, right-hand thread direction

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
Pilot Diameter: 0.278 inches minimum and 0.282 inches maximum
Pilot Length: 0.250 inches nominal
Counterbore Diameter: 0.228 inches nominal first end
Nut Style: spline
Nut Diameter: 0.360 inches minimum and 0.390 inches maximum
Nut Height: 0.377 inches nominal
Nut Counterbore Depth: 0.203 inches nominal first end
Thread Series: unc
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.190 inches
Material: steel comp 302 or steel comp 304 or steel comp 303 overall
Material Document And Classification: mil-s-7720,cond a mil spec 1st material response or qq-s-763,cond a fed spec 2nd material response or astm a582,cond a assn std 3rd material response or astm a484,cond a assn std 3rd material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec 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
364-1001P24	Spline Plain Nut
D-4042	Spline Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-321-4115?

The FSCG of the NSN 5310-01-321-4115 is 5310

Does the NSN 5310-01-321-4115 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-321-4115 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 5310-01-321-4115 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-321-4115 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 5310-01-321-4115 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Mon, Jun 18, 1990