5310-01-178-1648

Find complete technical information, availability, and procurement data for: 5310-01-178-1648
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-178-1648

Item Name Code

01857

Assigment Date

05/02/1984 (42 years ago)

0.341 inches minimum and 0.377 inches maximum nut height, hexagon nut style, right-hand thread direction, 0.669 inches minimum and 0.688 inches maximum width across flats, 2b 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: 2b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.341 inches minimum and 0.377 inches maximum
Width Across Flats: 0.669 inches minimum and 0.688 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 16
Nominal Thread Size: 0.375 inches
Bearing Surface Type: chamfered or washer faced
Material: steel overall
Surface Treatment: zinc and chromate or cadmium and chromate overall
Surface Treatment Document And Classification: astm b633,ty 2,cl 3 assn std 1st treatment response or qq-p-416,ty 2,cl 3 fed spec 2nd 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
81344094N	Hexagon Plain Nut
91124647	Hexagon Plain Nut
91124647N	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-178-1648?

The FSCG of the NSN 5310-01-178-1648 is 5310

Does the NSN 5310-01-178-1648 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-178-1648 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 5310-01-178-1648 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-178-1648 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 5310-01-178-1648 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, May 2, 1984