5310-01-027-2013

Find complete technical information, availability, and procurement data for: 5310-01-027-2013
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-027-2013

Item Name Code

21824

Assigment Date

09/10/1976 (49 years ago)

0.755 inches minimum and 0.785 inches maximum washer outside diameter, 0.473 inches minimum and 0.513 inches maximum overall height, 3b thread class, right-hand thread direction, 0.519 inches minimum and 0.529 inches maximum 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
Washer Outside Diameter: 0.755 inches minimum and 0.785 inches maximum
Counterbore Diameter: 0.519 inches minimum and 0.529 inches maximum nut
Overall Height: 0.473 inches minimum and 0.513 inches maximum
Nut Style: flat with turned back edge
Nut Counterbore Depth: 0.249 inches minimum and 0.269 inches maximum nut
Width Across Flats: 0.616 inches minimum and 0.627 inches maximum
Temp Rating: 450.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Bearing Surface Finish: 125.0 microinches
Material: steel comp 302 or steel comp 321 washer
Material: steel nut
Surface Treatment: cadmium nut
Surface Treatment: passivate washer
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response washer
Surface Treatment Document And Classification: qq-p-416 type 2 class 2 fed spec single treatment response nut

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
9770-7	Assembled Washer Plain Nut
MS21244-7	Assembled Washer Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-027-2013?

The FSCG of the NSN 5310-01-027-2013 is 5310

Does the NSN 5310-01-027-2013 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-027-2013 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 5310-01-027-2013 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-027-2013 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 5310-01-027-2013 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Sep 10, 1976