334-0278-000

View detailed technical data, stock status, and sourcing information for: 334-0278-000
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-949-6242

Item Name Code

01857

Assigment Date

04/15/1966 (60 years ago)

2b thread class, right-hand thread direction, 0.150 inches minimum and 0.156 inches maximum width across flats, hexagon nut style, 0.057 inches minimum and 0.066 inches maximum nut height

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: 0.057 inches minimum and 0.066 inches maximum
Width Across Flats: 0.150 inches minimum and 0.156 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 56
Nominal Thread Size: 0.086 inches
Bearing Surface Type: chamfered
Material: copper alloy overall
Surface Treatment: nickel overall
Surface Treatment Document And Classification: qq-n-290,cl 1,ty 7 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-957-7149	No Name Available	01/28/1970

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
334-0278-00	Hexagon Plain Nut
334-0278-000	Hexagon Plain Nut
P334-0278-00	Hexagon Plain Nut
P334-0278-000	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-949-6242?

The FSCG of the NSN 5310-00-949-6242 is 5310

Does the NSN 5310-00-949-6242 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-949-6242 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 5310-00-949-6242 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-949-6242 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 5310-00-949-6242 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Apr 15, 1966