5310-00-638-7244

Find complete technical information, availability, and procurement data for: 5310-00-638-7244
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-638-7244

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.

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

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: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 1.266 inches minimum and 1.296 inches maximum
Nut Height: 0.298 inches minimum and 0.328 inches maximum
Plate Thickness: 0.027 inches minimum and 0.037 inches maximum
Plate Width: 0.719 inches minimum and 0.749 inches maximum
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: 0.998 inches minimum and 1.002 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Features Provided: floating nut
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: aluminum alloy 2024 nut
Material: aluminum alloy 2024 shell
Material: plastic polyamide (nylon) locking insert
Material Document And Classification: mil-p-17091,type 1 mil spec single material response locking insert
Material Document And Classification: qq-a-250/4 fed spec single material response nut
Material Document And Classification: qq-a-250/4 fed spec single material response shell
Surface Treatment: anodize nut
Surface Treatment: anodize shell
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response nut
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response shell

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-433-1052	No Name Available	09/24/1996
5310-00-550-3867	No Name Available	03/30/1966
5310-00-720-8782	No Name Available	01/01/1961

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
68A21-68-048	Plate Self-Locking Nut
68A21J048	Plate Self-Locking Nut
68NA21J048	Plate Self-Locking Nut
68NA21J0K	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-638-7244?

The FSCG of the NSN 5310-00-638-7244 is 5310

Does the NSN 5310-00-638-7244 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-00-638-7244 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 5310-00-638-7244 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-638-7244 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 5310-00-638-7244 was assigned to the Federal Catalog?

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