F51747-4-1CD

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-338-3368

Item Name Code

05280

Assigment Date

05/02/1991 (35 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.

3b thread class, right-hand thread direction, prevailing torque all metal design locking feature, 0.254 inches minimum nut counterbore diameter, dry film lubricant lubrication

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: 0.254 inches minimum nut
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate (floating)
Nut Length: 1.292 inches maximum
Nut Height: 0.281 inches maximum
Plate Thickness: 0.030 inches maximum
Plate Width: 0.516 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: 0.989 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 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty2,cl2 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
109A9212-4	Plate Self-Locking Nut
BACN10KE4ACD	Plate Self-Locking Nut
F51747-4-1CD	Plate Self-Locking Nut
NS202493-04-1	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-338-3368?

The FSCG of the NSN 5310-01-338-3368 is 5310

Does the NSN 5310-01-338-3368 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-338-3368 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 5310-01-338-3368 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-338-3368 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 5310-01-338-3368 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, May 2, 1991