NSN 4820-00-720-3991
Check Valve
Datasheet
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Product description
Check Valve NSN 4820-00-720-3991.
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MPN or Model
MS28890-6
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Schedule B
8481.30.9000 (Check valves of materials other than copper, iron or steel) -
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves -
Unit Weight (Est.)
0.1 lb
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Check Valve
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Pricing and Availability
Get a quote for 4820-00-720-3991 check valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
MS28890-6 | Military Standards |
4820007203991 | E.c.a Etablissement |
MIL-V-5524 | Military Specifications |
Stock Check

Availability for this item was last checked on 10/21/25.
The quantities and conditions available at the time were:
- NS: 49
- SV: 2
- AR: 3