2BS081

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2BS081
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-458-4566
Item Name Code
05487
Assigment Date
12/19/1969 (56 years ago)

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

right-hand all ends thread direction, automatic valve operation method, gasket seal (boss) all ends connection style, hh/uh-1 iroquois, uh-1n utility/search and recovery helicopters. end item identification, 2b all ends thread class

Product Characteristics

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

Thread Class
2b all ends
Thread Direction
right-hand all ends
End Item Identification
hh/uh-1 iroquois, uh-1n utility/search and recovery helicopters.
Connection Style
gasket seal (boss) all ends
Valve Operation Method
automatic
Connection Type
threaded internal boss all ends
Nominal Thread Size
0.562 inches 3rd end
Nominal Thread Size
0.750 inches 2nd end
Nominal Thread Size
0.750 inches 1st end
Criticality Code Justification
feat
Special Features
weapon system essential
Material
aluminum alloy body
Thread Series Designator
unf all ends

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
212-076-008-001 Check Valve
212-076-008-1 Check Valve
2BS081 Check Valve
42C42627 Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-458-4566?
The FSCG of the NSN 4820-00-458-4566 is 4820
Does the NSN 4820-00-458-4566 have a Schedule B code assigned?
Yes, the Schedule B code is 8481309000
Does NSN 4820-00-458-4566 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 4820-00-458-4566 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-458-4566 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 4820-00-458-4566 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Fri, Dec 19, 1969

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