FFB571TYPEB2CLASSC

View detailed technical data, stock status, and sourcing information for: FFB571TYPEB2CLASSC
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-208-3041

Item Name Code

01858

Assigment Date

01/01/1963 (63 years ago)

2b thread class, square nut style, 0.425 inches minimum and 0.4375 inches maximum width across flats, right-hand thread direction, 0.203 inches minimum and 0.235 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: square
Nut Height: 0.203 inches minimum and 0.235 inches maximum
Width Across Flats: 0.425 inches minimum and 0.4375 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.250 inches
Bearing Surface Type: washer faced
Material: steel overall
Nondefinitive Spec/Std Data: b-2 type and c class

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
FFB571TYPEB2CLASSC	Square Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-208-3041?

The FSCG of the NSN 5310-00-208-3041 is 5310

Does the NSN 5310-00-208-3041 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-208-3041 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 5310-00-208-3041 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-208-3041 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 5310-00-208-3041 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963