42851-3PC56

View detailed technical data, stock status, and sourcing information for: 42851-3PC56
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-185-6414

Item Name Code

15887

Assigment Date

01/01/1961 (65 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.125 inches nominal drive point depth, right-hand thread direction, 3.375 inches nominal nut diameter, round nut style, +2.5119 to 2.5170 inches thread pitch diameters

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Pitch Diameters: +2.5119 to 2.5170 inches
Thread Direction: right-hand
Drive Point Depth: 0.125 inches nominal
Nut Style: round
Nut Diameter: 3.375 inches nominal
Nut Thickness: 0.562 inches nominal
Drive Point Width: 0.250 inches nominal
Drive Point Quantity: 8
Thread Series: uns
Thread Quantity Per Inch: 18
Nominal Thread Size: 2.548 inches
Material: steel 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
14632-50	Round Plain Nut
14632PC50	Round Plain Nut
14777PC50	Round Plain Nut
29X13	Round Plain Nut
42168-17PC35	Round Plain Nut
42168-5PC35	Round Plain Nut
42851-15PC35	Round Plain Nut
42851-15PC56	Round Plain Nut
42851-3PC56	Round Plain Nut
42851-5PC35	Round Plain Nut
8N13	Round Plain Nut
AN1-4-2601-10PC35	Round Plain Nut
AN1-4-2601-20PC31	Round Plain Nut
AN1-4-2601-20PC35	Round Plain Nut
AN1-4-2601-20PC56	Round Plain Nut
AN1-4-2601-8PC56	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-185-6414?

The FSCG of the NSN 5310-00-185-6414 is 5310

Does the NSN 5310-00-185-6414 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-185-6414 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 5310-00-185-6414 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-185-6414 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 5310-00-185-6414 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961