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NationalStockNumber.INFO

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Check Valve

NSN: 4820-00-853-6864 | Model: SS50-815K4C

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.

NSN Properties and Flags
NATO Stock Number
4820-00-853-6864
DEMIL
NO
Thread Class
3a all ends
Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
450.0 degrees fahrenheit single response
End Application
2350-01-031-8851
Connection Style
Flared (tube) all ends
Valve Operation Method
Automatic
Connection Type
Threaded external tube all ends
Mounting Position
Horizontal
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees all ends
Criticality Code Justification
Feat
Outside Diameter Tube Accommodated
0.250 inches all ends
Special Features
Flight safety critical
Material
Stainless steel seat
Media For Which Designed
Hydraulic fluid, phosphate-ester base single response
Surface Treatment
Passivate
Style Designator
Straight thru
Test Data Document
96906-ms24593 standard (includes industry or association standards, individual manufactureer standards, etc.).
Thread Series Designator
Unf all ends

Parts List for Self-propelled Medium Howitzer  

Other components in the assembly of NSN 2350-01-031-8851
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7MC18T4772 2018-01-19 PMCMU 147 EA
SPE7MC18T1460 2017-11-06 PMCMU 161 EA

Inventory Check

The last inventory check on this NSN was done on 09/12/2023. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 58
  • New: 118
  • As Removed: 7
  • Serviceable: 2

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 4820-00-853-6864 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • SS50-815K4C
  • 1112-599313
  • 2C5140
  • 4882825-1
  • 123SCH174-4
  • 1112-589983
  • 1112-599313
  • 7M92-4
  • M1L-V-25675B
  • 1112-589983
  • M25675-F4
  • MIL-PRF-25675
  • MS24593-4
  • 2677T4TT
  • 6184-1
  • F4SC1-1-4FL
  • J416A-4SS-5
  • 4C2140
  • MIL-V-25675B
  • MS24593-4
  • 332-2076-010
  • 332-2076-010
  • 1650-853-6864
  • 10387547
  • 4820008536864
Cage Codes:
  • Sikorsky Aircraft Corporation (CAGE 78286)
  • Parker Hannifin Corporation (CAGE 92003)
  • Crissair, Inc. (CAGE 99240)
  • Boeing Company, The (CAGE 18355)
  • Northrop Grumman Systems Corporation (CAGE 26512)
  • Hannifin Corporation Parker (CAGE 45681)
  • Boeing Company, The (CAGE 76301)
  • Military Specifications (CAGE 81349)
  • Parker Hannifin Corporation (CAGE 88233)
  • Mke Agir Silah Ve Celik Fabrika (CAGE T0813)
  • Circor Aerospace, Inc. (CAGE 91816)
  • Air Dry Co Of America, Llc (CAGE 01496)
  • Hannifin Corporation Parker (CAGE 09990)
  • Military Standards (CAGE 96906)
  • Rockwell Collins, Inc. (CAGE 13499)
  • Rockwell Collins, Inc. (CAGE 95105)
  • E.c.a Etablissement (CAGE SCY13)
  • Nimikkeistokeskus Ncb Finland (CAGE A486G)
  • E.c.a Etablissement Central (CAGE A00AM)
Replacements:
  • 4820-00-853-6864 replaces 4820-00-720-1941
  • 4820-00-853-6864 replaces 4820-01-017-6440
  • 4820-00-853-6864 replaces 4820-01-028-5537
  • 4820-00-853-6864 replaces 4820-01-089-0100
Schedule B & Trade:
  • Schedule B: 8481302090 (NAICS 332911)

    Check valves of steel

  • SITC: 74730

    Check valves

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

ADPE

- Represents items with no adp components

CRITL

- The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Freight Information:
  • NMFC:

    051080 - Faucets, bibcocks, gates valves

  • WCC:

    576 - Metal and metal products, nos, (less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    D
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    J2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $340.32 to $567.20..
Does NSN 4820-00-853-6864 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, U.s. Coast Guard, Austria, Finland, Poland, Brazil, Spain, Israel, Morocco, Malaysia, Australia, Belgium, Canada, France, Germany, Republic Of Korea, United Kingdom, Philippines, Netherlands, Portugal, Italy, Denmark, Norway, Greece, Turkey, and Nato Maintenance and Supply Agency
What is the NIIN of NSN 4820-00-853-6864?
008536864 or 00-853-6864
Does NSN 4820-00-853-6864 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-853-6864?
Solicitation SPE7MC18T4772 for qty 147 on 01/09/2018
When was this national stock number assigned to the federal catalog?
Nov 28, 1966