122-7312139 PC 47

View detailed technical data, stock status, and sourcing information for: 122-7312139 PC 47
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-485-4003

Item Name Code

01857

Assigment Date

05/24/2001 (25 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

2b thread class, hexagon nut style, 0.250 inches nominal drilled hole diameter, right-hand thread direction, 0.844 inches nominal 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: 0.844 inches nominal
Drilled Hole Diameter: 0.250 inches nominal
Hole Type And Quantity: 1 drilled
Width Across Flats: 2.300 inches minimum and 2.375 inches maximum
Thread Series: unc
Thread Quantity Per Inch: 6
Nominal Thread Size: 1.500 inches
Hole Configuration Style: configuration a
Bearing Surface Type: washer faced
Special Features: hole drilled 0.438 in. nom from 2nd end thru
Material: steel overall
Surface Treatment: zinc 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
122-7312139 PC 47	Hexagon Plain Nut
7312139	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-485-4003?

The FSCG of the NSN 5310-01-485-4003 is 5310

Does the NSN 5310-01-485-4003 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-485-4003 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 5310-01-485-4003 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-485-4003 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 5310-01-485-4003 was assigned to the Federal Catalog?

It was assigned 25 years ago, on Thu, May 24, 2001