328C141B4028B

View detailed technical data, stock status, and sourcing information for: 328C141B4028B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-423-0909

Item Name Code

01857

Assigment Date

12/14/1995 (30 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

hexagon nut style, 0.423 inches minimum and 0.438 inches maximum width across flats, 2b thread class, 0.178 inches minimum and 0.193 inches maximum nut 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: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.178 inches minimum and 0.193 inches maximum
Width Across Flats: 0.423 inches minimum and 0.438 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered or washer faced
Material: copper alloy 268 overall
Material Document And Classification: qq-b-626 comp 1 fed spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 tpye 1 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
328C141B4028B	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-423-0909?

The FSCG of the NSN 5310-01-423-0909 is 5310

Does the NSN 5310-01-423-0909 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-01-423-0909 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 5310-01-423-0909 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-423-0909 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 5310-01-423-0909 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Dec 14, 1995