5310-00-550-9237

Find complete technical information, availability, and procurement data for: 5310-00-550-9237
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-550-9237

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

0.555 inches minimum and 0.564 inches maximum width across flats, right-hand thread direction, 0.178 inches minimum and 0.198 inches maximum nut height, hexagon nut style, 3b 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: 3b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.178 inches minimum and 0.198 inches maximum
Width Across Flats: 0.555 inches minimum and 0.564 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 24
Hardness Rating: 19.0 rockwell c minimum and 26.0 rockwell c maximum
Nominal Thread Size: 0.375 inches
Countersink Angle: 88.0 degrees minimum and 92.0 degrees maximum nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 60.0 microinches
Material: steel comp 8735 or steel comp 8740 overall
Material Document And Classification: ams6320 assn std 1st material response or ams6325 assn std 2nd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams 2400 assn std single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-550-3322	No Name Available	07/06/1972

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
AN150410	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-550-9237?

The FSCG of the NSN 5310-00-550-9237 is 5310

Does the NSN 5310-00-550-9237 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-550-9237 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 5310-00-550-9237 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-550-9237 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 5310-00-550-9237 was assigned to the Federal Catalog?

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