X1730A

View detailed technical data, stock status, and sourcing information for: X1730A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-813-1203

Item Name Code

01859

Assigment Date

01/01/1962 (64 years ago)

0.427 inches minimum and 0.448 inches maximum nut height, slotted, hexagon nut style, right-hand thread direction, 0.736 inches minimum and 0.750 inches maximum width across flats, 2b thread class

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: slotted, hexagon
Nut Height: 0.427 inches minimum and 0.448 inches maximum
Width Across Flats: 0.736 inches minimum and 0.750 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 20
Hardness Rating: 69.0 rockwell b minimum and 32.0 rockwell c maximum
Nominal Thread Size: 0.500 inches
Bearing Surface Type: chamfered or washer faced
Material: steel overall
Nondefinitive Spec/Std Data: 4 type and 16 style and b grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-011-9254	No Name Available	12/01/1979
5310-00-021-8510	No Name Available	02/01/1980

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
218510	Nut,plain,slotted,hexagon
34021S	Nut,plain,slotted,hexagon
5310008131203	Nut,plain,slotted,hexagon
BK84S5	Nut,plain,slotted,hexagon
MS35692-824	Nut,plain,slotted,hexagon
SK9433A	Nut,plain,slotted,hexagon
X1730A	Nut,plain,slotted,hexagon

FAQs

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

What is the FSCG of the NSN 5310-00-813-1203?

The FSCG of the NSN 5310-00-813-1203 is 5310

Does the NSN 5310-00-813-1203 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-813-1203 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 5310-00-813-1203 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-813-1203 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 5310-00-813-1203 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962