5310-00-250-5666

Find complete technical information, availability, and procurement data for: 5310-00-250-5666
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5310-00-250-5666 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-250-5666

Item Name Code

05280

Assigment Date

01/09/1972 (54 years ago)

prevailing torque all metal design locking feature, 0.098 inches nominal mounting hole diameter, right-hand thread direction, 0.290 inches minimum nut counterbore diameter, 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: 0.290 inches minimum nut
Mounting Hole Diameter: 0.098 inches nominal
Nut Style: plate
Nut Length: 1.250 inches nominal
Nut Height: 0.753 inches maximum
Plate Thickness: 0.018 inches nominal
Plate Width: 0.668 inches maximum
Nut Counterbore Depth: 0.135 inches minimum nut
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.500 inches nominal
Center To Center Distance Between Mounting Holes Along Length: 1.000 inches nominal
Temp Rating: -80.0 fahrenheit minimum and 250.0 fahrenheit maximum
Thread Series: unf
Features Provided: floating nut
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Special Features: molded seal,rubber,mil-r-6855,cl 1,shore durometer a60
Material: aluminum alloy 7075 washer
Material: steel nut
Material: steel shell
Surface Treatment: anodize or chromate washer
Surface Treatment: cadmium nut
Surface Treatment: cadmium shell
Surface Treatment Document And Classification: mil-a-8625 mil spec 1st treatment response or mil-c-5541 mil spec 2nd treatment response washer
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response nut
Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response shell

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
FMA2502-048	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-250-5666?

The FSCG of the NSN 5310-00-250-5666 is 5310

Does the NSN 5310-00-250-5666 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-250-5666 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 5310-00-250-5666 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-250-5666 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 5310-00-250-5666 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sun, Jan 9, 1972