5310-00-003-3887

Find complete technical information, availability, and procurement data for: 5310-00-003-3887
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 5310-00-003-3887 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

5310-00-003-3887

Item Name Code

01856

Assigment Date

05/19/1972 (54 years ago)

A nut, flat on top and bottom, having 12 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).

0.312 inches nominal nut height, 3b thread class, 2.062 inches nominal width across flats, right-hand thread direction, plain, dodecagon nut style

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
Nut Style: plain, dodecagon
Nut Height: 0.312 inches nominal
Width Across Flats: 2.062 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 12
Hardness Rating: 38.0 rockwell c minimum and 45.0 rockwell c maximum
Nominal Thread Size: 0.562 inches
Countersink Angle: 90.0 degrees nominal nut
Bearing Surface Type: chamfered
Bearing Surface Finish: 125.0 microinches
Special Features: prevailing torque all metal design locking feature
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 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
A51B20525-1	Dodecagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-003-3887?

The FSCG of the NSN 5310-00-003-3887 is 5310

Does the NSN 5310-00-003-3887 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-003-3887 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 5310-00-003-3887 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-003-3887 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 5310-00-003-3887 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, May 19, 1972