5310-00-209-3959

Find complete technical information, availability, and procurement data for: 5310-00-209-3959
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-209-3959

Item Name Code

01869

Assigment Date

01/01/1961 (65 years ago)

0.3437 inches nominal internal straight key width, 4.500 inches nominal outside diameter, 3.312 inches nominal hole diameter, 1 internal key quantity, 1.4687 inches nominal distance from centerline to top of internal key

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 3.312 inches nominal
Outside Diameter: 4.500 inches nominal
Internal Straight Key Width: 0.3437 inches nominal
Distance From Centerline To Top Of Internal Key: 1.4687 inches nominal
Internal Key Quantity: 1
Material Thickness: 0.188 inches nominal
Special Features: centrally located groove 0.250 in. deep by 0.062 in. w around periphery
Material: steel comp 1010 overall
Material Document And Classification: qq-s-633,comp c1010-canceled fed spec single material response overall
Style Designator: key

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2530-00-737-2048	No Name Available	03/10/1967

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
12A7071	Key Washer
1829G84	Key Washer
1829G85	Key Washer
2066117	Key Washer
7372048	Key Washer
9ZDK0175	Key Washer
BB5143	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-209-3959?

The FSCG of the NSN 5310-00-209-3959 is 5310

Does the NSN 5310-00-209-3959 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-209-3959 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 5310-00-209-3959 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-209-3959 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 5310-00-209-3959 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961