TM631B

View detailed technical data, stock status, and sourcing information for: TM631B
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2820 Reciprocating; and Components Steam Engines

National Stock Number

2820-00-388-1141

Item Name Code

77777

Assigment Date

01/01/1963 (63 years ago)

2820-00-388-1141, cylinder top l head

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
631B	Cylinder Top L Head
TM631AL	Cylinder Top L Head
TM631B	Cylinder Top L Head

FAQs

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

What is the FSCG of the NSN 2820-00-388-1141?

The FSCG of the NSN 2820-00-388-1141 is 2820

Does NSN 2820-00-388-1141 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 2820-00-388-1141 contain precious materials?

Item does not contain precious metal.

Does NSN 2820-00-388-1141 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 2820-00-388-1141 was assigned to the Federal Catalog?

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