RG49569E3-2-7-24-3

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-135-7281

Item Name Code

01864

Assigment Date

07/30/1982 (44 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.

3b thread class, prevailing torque all metal design locking feature, right-hand thread direction, 3.000 inches nominal radius, 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Lubrication: dry film lubricant
Radius: 3.000 inches nominal
Overall Width: 0.452 inches maximum
Nut Style: gang channel, self locking
Removable Nut Manufacturer Code: 76301
Channel Style: radius type
Assembly Overall Height: 0.309 inches maximum
Channel Height: 0.231 inches maximum
Nut Spacing: 0.854 inches nominal
Nut Counterbore Depth: 0.125 inches nominal nut
Removable Nut Manufacturer Part Number: st3m445c3m2
Temp Rating: 350.0 fahrenheit maximum
Nut Quantity: 3
Thread Series: unjf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: aluminum alloy 7075 channel
Material: iron alloy 660 nut
Material Document And Classification: ams 5525 assn std single material response or ams 5732 assn std single material response nut
Material Document And Classification: qq-a-250/13,t6 fed spec single material response channel
Surface Treatment: anodize channel
Surface Treatment: nickel or nickel and copper nut
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response channel

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
RG1823JL7-24-3	Gang C Self-Locking Nut Assembly
RG49569E3-2-7-24-3	Gang C Self-Locking Nut Assembly
ST3M483B3C24N	Gang C Self-Locking Nut Assembly

FAQs

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

What is the FSCG of the NSN 5310-01-135-7281?

The FSCG of the NSN 5310-01-135-7281 is 5310

Does NSN 5310-01-135-7281 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 5310-01-135-7281 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-135-7281 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 5310-01-135-7281 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, Jul 30, 1982