BH00597M3

View detailed technical data, stock status, and sourcing information for: BH00597M3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-471-5230

Item Name Code

29730

Assigment Date

02/04/2000 (26 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

0.355 inches minimum and 0.365 inches maximum washer outside diameter, prevailing torque all metal design locking feature, dry film lubricant lubrication, 3b thread class, 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: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.355 inches minimum and 0.365 inches maximum
Lubrication: dry film lubricant
Overall Height: 0.275 inches nominal
Nut Style: hexagon
Washer Thickness: 0.085 inches minimum and 0.095 inches maximum
End Item Identification: 1520-01-355-8250;helicopter,attack
Width Across Flats: 0.243 inches minimum and 0.251 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: steel comp 304 or steel comp 304l nut
Material: steel comp 630 washer
Material Document And Classification: ams 5643 assn std single material response washer
Material Document And Classification: ams 5697 assn std 1st material response or ams 5647 assn std 2nd material response nut
Surface Treatment: passivate 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
BH00597	Extended Washer Self-Locking Nut
BH00597M3	Extended Washer Self-Locking Nut
HS5962M3	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-471-5230?

The FSCG of the NSN 5310-01-471-5230 is 5310

Does the NSN 5310-01-471-5230 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-471-5230 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 5310-01-471-5230 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-471-5230 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 5310-01-471-5230 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Fri, Feb 4, 2000