1240-01-634-0684

Find complete technical information, availability, and procurement data for: 1240-01-634-0684
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Federal Supply Group

Fire Control Equipment

Federal Supply Classification

1240 Optical Sighting and Ranging Equipment

National Stock Number

1240-01-634-0684

Item Name Code

00607

Assigment Date

12/15/2014 (11 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

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

Criticality Code Justification: zzzy
Reference Number Differentiating Characteristics: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

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
7408692	Periscope Subassembly
7408692L1	Periscope Subassembly

FAQs

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

What is the FSCG of the NSN 1240-01-634-0684?

The FSCG of the NSN 1240-01-634-0684 is 1240

Does the NSN 1240-01-634-0684 have a Schedule B code assigned?

Yes, the Schedule B code is 9013104000

Does NSN 1240-01-634-0684 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 1240-01-634-0684 contain precious materials?

Item does not contain precious metal.

Does NSN 1240-01-634-0684 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 1240-01-634-0684 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Mon, Dec 15, 2014