D-0489 ITEM 12-

View detailed technical data, stock status, and sourcing information for: D-0489 ITEM 12-
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-580-2258

Item Name Code

13393

Assigment Date

01/01/1963 (63 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

rectangular cross-sectional shape style, 0.500 inches nominal hole diameter, 0.095 inches nominal thickness, round center hole shape style, round peripheral shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.500 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.095 inches nominal
Overall Diameter: 0.812 inches nominal
Material: plastic polyamide (nylon) overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-585-4985	No Name Available	03/01/1984

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
006-0009-58	Flat Washer
3DPN36GTPC2440-5-58	Flat Washer
D-0489 ITEM 12-	Flat Washer
S2440-5-58	Flat Washer
S2440EPCALL3-4	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-580-2258?

The FSCG of the NSN 5310-00-580-2258 is 5310

Does the NSN 5310-00-580-2258 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5310-00-580-2258 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 5310-00-580-2258 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-580-2258 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 5310-00-580-2258 was assigned to the Federal Catalog?

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