WSI-4-4.3

View detailed technical data, stock status, and sourcing information for: WSI-4-4.3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-086-5636

Item Name Code

05280

Assigment Date

11/30/1979 (46 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.098 inches nominal mounting hole diameter, 2b thread class, plate nut style, prevailing torque with metallic insert locking feature, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque with metallic insert
Mounting Hole Diameter: 0.098 inches nominal
Nut Style: plate
Nut Length: 0.430 inches nominal
Nut Height: 0.430 inches nominal
Plate Thickness: 0.060 inches nominal
Plate Width: 0.395 inches nominal
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.344 inches nominal
Center To Center Distance Between Mounting Holes Along Length: 0.686 inches minimum and 0.690 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: aluminum alloy 6061 overall
Material Document And Classification: mil-a-12545 cond tg mil spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-c-5541 mil 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
WSI-4-4.3	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-086-5636?

The FSCG of the NSN 5310-01-086-5636 is 5310

Does the NSN 5310-01-086-5636 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-086-5636 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 5310-01-086-5636 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-086-5636 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 5310-01-086-5636 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Fri, Nov 30, 1979