2990-00-356-1740

Find complete technical information, availability, and procurement data for: 2990-00-356-1740
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-00-356-1740

Item Name Code

32807

Assigment Date

01/01/1963 (63 years ago)

steel material, painted black;2.063 in. o/a lg;one end:1.906 in. od,1.688 in. id;other end thd internal 1.625-12 un thd,0.375 thd lgth;two holes 0.218 in. dia spaced 180 deg apart,located 0.750 in. from unthd end to ctr,w/chain and cotter pin;10.500 in. o/a lg;6.500 in. lgth of chain;4.000 in. lg cotter pin special features

Product Characteristics

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

Special Features: painted black;2.063 in. o/a lg;one end:1.906 in. od,1.688 in. id;other end thd internal 1.625-12 un thd,0.375 thd lgth;two holes 0.218 in. dia spaced 180 deg apart,located 0.750 in. from unthd end to ctr,w/chain and cotter pin;10.500 in. o/a lg;6.500 in. lgth of chain;4.000 in. lg cotter pin
Material: steel

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2990-00-699-9015	No Name Available	01/01/1963

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
121368	Exhaust Pipe Flange
8332240	Exhaust Pipe Flange
H11437	Exhaust Pipe Flange
M11437	Exhaust Pipe Flange

FAQs

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

What is the FSCG of the NSN 2990-00-356-1740?

The FSCG of the NSN 2990-00-356-1740 is 2990

Does the NSN 2990-00-356-1740 have a Schedule B code assigned?

Yes, the Schedule B code is 8708925000

Does NSN 2990-00-356-1740 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 2990-00-356-1740 contain precious materials?

Precious metal content is unknown

Does NSN 2990-00-356-1740 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 2990-00-356-1740 was assigned to the Federal Catalog?

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