5310-00-221-3871

Find complete technical information, availability, and procurement data for: 5310-00-221-3871
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-221-3871

Item Name Code

15887

Assigment Date

01/01/1963 (63 years ago)

1.220 inches nominal nut counterbore diameter, 2b thread class, 0.080 inches nominal drive point depth, round nut style, 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
Counterbore Diameter: 1.220 inches nominal nut
Drive Point Depth: 0.080 inches nominal
Nut Style: round
Nut Diameter: 1.750 inches nominal
Nut Thickness: 0.620 inches nominal
Drive Point Width: 0.187 inches minimum and 0.192 inches maximum
Drive Point Quantity: 4
Nut Counterbore Depth: 0.180 inches nominal nut
Thread Series: unf
Thread Quantity Per Inch: 12
Nominal Thread Size: 1.125 inches
Material: steel comp 1117 overall
Material Document And Classification: sae assn std single material 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
166276PC6	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-221-3871?

The FSCG of the NSN 5310-00-221-3871 is 5310

Does the NSN 5310-00-221-3871 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-221-3871 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 5310-00-221-3871 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-221-3871 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 5310-00-221-3871 was assigned to the Federal Catalog?

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