42NA21-12-064

View detailed technical data, stock status, and sourcing information for: 42NA21-12-064
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-638-9407

Item Name Code

05280

Assigment Date

01/01/1963 (63 years ago)

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

plate nut style, 3b thread class, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, 0.130 inches minimum and 0.135 inches maximum mounting hole 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 with nonmetallic insert
Mounting Hole Diameter: 0.130 inches minimum and 0.135 inches maximum
Nut Style: plate
Nut Length: 1.281 inches nominal
Nut Height: 0.475 inches minimum and 0.485 inches maximum
Plate Thickness: 0.037 inches minimum and 0.047 inches maximum
Plate Width: 0.844 inches nominal
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.495 inches minimum and 0.505 inches maximum
Center To Center Distance Between Mounting Holes Along Length: 0.988 inches minimum and 1.002 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Features Provided: floating nut
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Material: steel base
Material: steel comp 1030 nut
Material Document And Classification: aisi assn std single material response nut
Surface Treatment: cadmium overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-595-5011	No Name Available	01/01/1963
5310-00-595-7274	No Name Available	01/01/1963
5310-00-660-2973	No Name Available	01/01/1963

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
42A21-12-064	Plate Self-Locking Nut
42NA21-12-064	Plate Self-Locking Nut
42NA2112-064	Plate Self-Locking Nut
50031534	Plate Self-Locking Nut
8527184	Plate Self-Locking Nut
BACN10CW3H	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-638-9407?

The FSCG of the NSN 5310-00-638-9407 is 5310

Does the NSN 5310-00-638-9407 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-638-9407 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 5310-00-638-9407 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-638-9407 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 5310-00-638-9407 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963