MS16228-6C

View detailed technical data, stock status, and sourcing information for: MS16228-6C
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-241-6640

Item Name Code

05277

Assigment Date

07/11/1969 (57 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.

3b thread class, 0.391 inches minimum and 0.421 inches maximum nut height, right-hand thread direction, hexagon nut style, prevailing torque with nonmetallic insert locking feature

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 with nonmetallic insert
Nut Style: hexagon
Nut Height: 0.391 inches minimum and 0.421 inches maximum
End Item Identification: test
Width Across Flats: 0.679 inches minimum and 0.690 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.375 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered
Bearing Surface Finish: 125.0 microinches
Material: plastic polyhexamethylene amide locking insert
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp w214 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp m3 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 nut
Material Document And Classification: 66 fed std all material responses nut
Material Document And Classification: mil-m-20693,comp a,ty 1 mil spec single material response locking insert
Surface Treatment: passivate nut
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-010-2393	No Name Available	08/01/1982

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
131-471	Hexagon Self-Locking Nut
298538	Hexagon Self-Locking Nut
MS16228-6C	Hexagon Self-Locking Nut
MS16229-3C	Hexagon Self-Locking Nut
T8004943-7	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-241-6640?

The FSCG of the NSN 5310-00-241-6640 is 5310

Does the NSN 5310-00-241-6640 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-241-6640 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 5310-00-241-6640 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-241-6640 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 5310-00-241-6640 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Jul 11, 1969