255GB43

View detailed technical data, stock status, and sourcing information for: 255GB43

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255GB43
Federal Supply Group
Engine Accessories
National Stock Number
2990-00-974-7443
Item Name Code
77777
Assigment Date
01/01/1962 (64 years ago)

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes:nut (1), plain, slotted, hexagon.

2990-00-974-7443, heater manifold

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
10-207100-5 Heater Manifold
225GB43 Heater Manifold
255GB43 Heater Manifold

FAQs

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

What is the FSCG of the NSN 2990-00-974-7443?
The FSCG of the NSN 2990-00-974-7443 is 2990
Does NSN 2990-00-974-7443 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 2990-00-974-7443 contain precious materials?
Precious metal content is unknown
Does NSN 2990-00-974-7443 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 2990-00-974-7443 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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