NS202856-4

View detailed technical data, stock status, and sourcing information for: NS202856-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-365-8741

Item Name Code

05280

Assigment Date

10/16/1992 (33 years ago)

A preformed item of semirigid material designed to retain, position, fasten, or support other items, such as cable(s), access cover(s), by its own inherent spring action. It may be fastened to a structure by bolt(s), clip(s), screw(s), and the like. For items conducting electric current, see clip, electrical or clamp, electrical. For items which partially surround an item, see strap, retaining. For items which entirely surround an item and do not have inherent spring tension, see clamp, loop. See also clip, retaining. Do not use if a more specific item name is available.

prevailing torque all metal design locking feature, dry film lubricant lubrication, 0.194 inches minimum and 0.214 inches maximum first end counterbore diameter, right-hand thread direction, 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
Counterbore Diameter: 0.194 inches minimum and 0.214 inches maximum first end
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate (floating)
Nut Length: 1.250 inches minimum and 1.270 inches maximum
Nut Height: 0.430 inches minimum and 0.450 inches maximum
Plate Thickness: 0.035 inches minimum and 0.055 inches maximum
Plate Width: 0.641 inches minimum and 0.661 inches maximum
Nut Counterbore Depth: 0.246 inches nominal first end
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: 450.0 fahrenheit nominal
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall

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
03A241-4	Plate Self-Locking Nut
NS202856-4	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-365-8741?

The FSCG of the NSN 5310-01-365-8741 is 5310

Does the NSN 5310-01-365-8741 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-365-8741 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 5310-01-365-8741 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-365-8741 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 5310-01-365-8741 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Fri, Oct 16, 1992