6640217-2

View detailed technical data, stock status, and sourcing information for: 6640217-2
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Federal Supply Group

Ship and Marine Equipment

Federal Supply Classification

2040 Marine Hardware and Hull Items

National Stock Number

2040-01-347-9658

Item Name Code

77777

Assigment Date

11/01/1991 (34 years ago)

ssn 688 class submarine no. 1 periscope system end item identification, material nickel-copper per qq-n-281,cl a,hf; 8.940 in. h; 6.495 in. min and 6.497 in. max w general characteristics item description, 125 microinch finish overall; 4 holes 0.440 in. dia special features

Product Characteristics

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

End Item Identification: ssn 688 class submarine no. 1 periscope system
Special Features: 125 microinch finish overall; 4 holes 0.440 in. dia
General Characteristics Item Description: material nickel-copper per qq-n-281,cl a,hf; 8.940 in. h; 6.495 in. min and 6.497 in. max w

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
400 5489358 REV-ITEM 2	Outboard Shoe Retainer
5489358-2	Outboard Shoe Retainer
6640217-2	Outboard Shoe Retainer
B8830202	Outboard Shoe Retainer

FAQs

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

What is the FSCG of the NSN 2040-01-347-9658?

The FSCG of the NSN 2040-01-347-9658 is 2040

Does NSN 2040-01-347-9658 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 2040-01-347-9658 contain precious materials?

Item does not contain precious metal.

Does NSN 2040-01-347-9658 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 2040-01-347-9658 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Fri, Nov 1, 1991