CA2721-3

View detailed technical data, stock status, and sourcing information for: CA2721-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-913-8683

Item Name Code

05280

Assigment Date

07/01/1966 (60 years ago)

plate nut style, prevailing torque all metal design locking feature, right-hand thread direction, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter, 3b thread class

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
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.739 inches nominal
Nut Height: 0.600 inches nominal
Plate Thickness: 0.035 inches nominal
Plate Width: 0.416 inches nominal
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.250 inches nominal
Center To Center Distance Between Mounting Holes Along Length: 0.498 inches minimum and 0.502 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unf
Features Provided: floating nut
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-114-8976	No Name Available	07/01/1985

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
C435-3-1	Plate Self-Locking Nut
CA2721-3	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-913-8683?

The FSCG of the NSN 5310-00-913-8683 is 5310

Does the NSN 5310-00-913-8683 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-913-8683 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 5310-00-913-8683 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-913-8683 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 5310-00-913-8683 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Jul 1, 1966