5310-01-398-4236

Find complete technical information, availability, and procurement data for: 5310-01-398-4236
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-398-4236

Item Name Code

36744

Assigment Date

08/09/1986 (39 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

soluble lubricant lubrication, right-hand thread direction, prevailing torque all metal design locking feature, 3b thread class, 0.863 inches maximum washer outside diameter

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
Washer Outside Diameter: 0.863 inches maximum
Lubrication: soluble lubricant
Overall Height: 0.549 inches maximum
Nut Style: spline drive
Drive Point Quantity: 12
Washer Thickness: 0.060 inches minimum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 20
Hardness Rating: 48.0 rockwell c maximum
Nominal Thread Size: 0.500 inches
Countersink Angle: 85.0 degrees minimum washer
Special Features: area above wrenching element painted white per tt-e-489,no. 17875
Material: steel comp 601 or steel comp h11 overall
Material Document And Classification: ams 6304 assn std 1st material response or ams 6485 assn std 2nd material response or ams 6487 assn std 2nd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-006-8890	No Name Available	05/01/2001

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
MS14156-08	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-398-4236?

The FSCG of the NSN 5310-01-398-4236 is 5310

Does the NSN 5310-01-398-4236 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-398-4236 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 5310-01-398-4236 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-398-4236 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 5310-01-398-4236 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Aug 9, 1986