F14421-4-3

View detailed technical data, stock status, and sourcing information for: F14421-4-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-093-3299

Item Name Code

05280

Assigment Date

12/03/1972 (53 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.

dry film lubricant lubrication, right-hand thread direction, 3b thread class, prevailing torque all metal design locking feature, 0.194 inches minimum nut counterbore 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 all metal design
Counterbore Diameter: 0.194 inches minimum nut
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.948 inches maximum
Plate Width: 0.454 inches maximum
Removable Nut Manufacturer Code: 76301
Nut Counterbore Depth: 0.250 inches minimum nut
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: 0.688 inches nominal
Removable Nut Manufacturer Part Number: st3m445a3m4
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Special Features: clip material,cres and clip surface treatment,passivated
Material: steel base
Material: steel nut
Surface Treatment: cadmium base
Surface Treatment: cadmium nut
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 fed spec single treatment response nut
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 fed spec single treatment response base

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-083-4117	No Name Available	01/01/1992

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
10116550	Plate Self-Locking Nut
5310PL0713705	Plate Self-Locking Nut
5310PL1802905	Plate Self-Locking Nut
5310PL1802907	Plate Self-Locking Nut
BFN541-3-4	Plate Self-Locking Nut
F14421-4-3	Plate Self-Locking Nut
F49069-3-4	Plate Self-Locking Nut
F49069N3-4	Plate Self-Locking Nut
NAS1791A3-4	Plate Self-Locking Nut
RMF19421-4-3	Plate Self-Locking Nut
ST3M541-3A4	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-093-3299?

The FSCG of the NSN 5310-00-093-3299 is 5310

Does the NSN 5310-00-093-3299 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-093-3299 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 5310-00-093-3299 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-093-3299 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 5310-00-093-3299 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Dec 3, 1972