5310-00-402-2603

Find complete technical information, availability, and procurement data for: 5310-00-402-2603
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-402-2603

Item Name Code

29724

Assigment Date

04/13/1970 (56 years ago)

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

right-hand thread direction, flat countersunk reverse keyed head style, 0.529 inches nominal head diameter, 0.089 inches maximum key length, 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
Head Style: flat countersunk reverse keyed
Head Diameter: 0.529 inches nominal
Key Length: 0.089 inches maximum
Head Height: 0.089 inches maximum
Locking Feature: prevailing torque all metal design
Nut Style: blind rivet w/smooth round shank
Nut Diameter: 0.332 inches maximum
Nut Length: 0.922 inches minimum and 0.952 inches maximum
Nut Grip Range: +0.331 to 0.391 inches
Shank End Type: open
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Head Countersink Angle: 100.00 degrees nominal
Material: steel comp 4037 overall
Material Document And Classification: aisi assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec single treatment response 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
2R1397-4	Blind Rivet Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-402-2603?

The FSCG of the NSN 5310-00-402-2603 is 5310

Does the NSN 5310-00-402-2603 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-402-2603 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 5310-00-402-2603 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-402-2603 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 5310-00-402-2603 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Apr 13, 1970