ALLKAF2506-62-1

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-286-0816

Item Name Code

05280

Assigment Date

09/26/1988 (37 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

0.173 inches minimum nut counterbore diameter, 3b thread class, prevailing torque all metal design locking feature, 0.405 inches maximum overall height, 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Counterbore Diameter: 0.173 inches minimum nut
Overall Height: 0.405 inches maximum
Mounting Hole Diameter: 0.098 inches nominal
Nut Style: plate (floating)
Nut Length: 0.840 inches maximum
Nut Height: 0.221 inches maximum
Plate Thickness: 0.030 inches maximum
Plate Width: 0.443 inches maximum
Nut Counterbore Depth: 0.070 inches minimum nut
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.290 inches minimum and 0.300 inches maximum
Center To Center Distance Between Mounting Holes Along Length: 0.588 inches minimum and 0.592 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjc
Features Provided: floating nut
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Special Features: part is identical to nas1474c06 except with a high-reuse lubricant instead of silver plating on the nut component; use lubricant mil-l-8937 plus cetyl alcohol per mil-l-87132, type and grade optional to meet end item requirements
Material: iron alloy 660 nut
Material: iron alloy 660 shell
Material Document And Classification: ams 3304 assn std single material response seal
Material Document And Classification: ams 5525 assn std single material response shell
Material Document And Classification: ams 5732 assn std single material response nut
Surface Treatment: passivate shell
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response shell
Specification/Standard Data: 80205-nas1474 professional/industrial association standard

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
717801992-002	Plate Self-Locking Nut
ALLKAF2506-62-1	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-286-0816?

The FSCG of the NSN 5310-01-286-0816 is 5310

Does the NSN 5310-01-286-0816 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-286-0816 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 5310-01-286-0816 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-286-0816 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 5310-01-286-0816 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Sep 26, 1988