5310-01-342-4961

Find complete technical information, availability, and procurement data for: 5310-01-342-4961
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-342-4961

Item Name Code

15893

Assigment Date

07/25/1991 (35 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

right-hand thread direction, prevailing torque all metal design locking feature, 3b thread class, 0.225 inches minimum and 0.255 inches maximum pilot diameter, 0.084 inches minimum and 0.114 inches maximum pilot length

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
Pilot Diameter: 0.225 inches minimum and 0.255 inches maximum
Pilot Length: 0.084 inches minimum and 0.114 inches maximum
Lubrication: dry film lubricant
Nut Style: spline (floating)
Nut Length: 0.557 inches minimum and 0.587 inches maximum
Nut Height: 0.394 inches nominal
Width Across Flats: 0.375 inches minimum and 0.405 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: iron alloy 660 nut
Material: steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 boss
Material: steel comp 631 bracket
Material Document And Classification: ams 5528 assn std single material response bracket
Material Document And Classification: ams 5525 assn std single material response nut
Material Document And Classification: astm a493 assn std all material responses boss
Surface Treatment: cadmium and chromate boss
Surface Treatment: cadmium and chromate bracket
Surface Treatment: passivate nut
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response nut
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 fed spec single treatment response boss
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 fed spec single treatment response bracket

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
3D0082-3A2	Spline Self-Locking Nut
HF91-L-10-A-2	Spline Self-Locking Nut
HF91-L-3-A2	Spline Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-342-4961?

The FSCG of the NSN 5310-01-342-4961 is 5310

Does the NSN 5310-01-342-4961 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-342-4961 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 5310-01-342-4961 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-342-4961 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 5310-01-342-4961 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Jul 25, 1991