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Stop-check Valve

NSN: 4820-00-190-8749 | Model: S4824-1385541
ITAR Registered seal

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

NSN Properties and Flags
NATO Stock Number
4820-00-190-8749
DEMIL
Yes - ITAR Controlled (Code Q)
Flow Control Device
Disk
Bonnet Type
Outside screw-yoke
Bonnet Attachment Method
Bolted
Bolt Hole Quantity
8 all ends
Maximum Operating Temp
425.0 degrees fahrenheit single response
Valve Operation Method
Manual
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Position
Horizontal
Features Provided
Bonnet packing
Valve Size
3.000 inches
Maximum Operating Pressure
100.0 pounds per square inch single response
Outside Diameter
6.625 inches all ends
Thickness
0.500 inches all ends
First Connection Face To Centerline Distance
5.000 inches
Bolt Hole Diameter
0.562 inches all ends
Second Connection Face To Centerline Distance
5.000 inches
Bolt Circle Diameter
5.500 inches all ends
Flange Face Design
Plain all ends
Material
Nickel alloy flow control device
Material Specification
Qq-c-390, alloy d4 federal specification single material response body
Media For Which Designed
Water-oil-gas 2nd response
Style Designator
Angle flanged ends
Test Data Document
03950-cid882033007 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And 80064-5000-s4824-c1385541 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7MC19T204R 2019-09-30 PMCMU 3 EA
SPE7MC19T0762 2018-10-29 PMCMU 2 EA

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 4820-00-190-8749 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • S4824-1385541
  • 5000S4824C13855L1
  • S4824-1385541
Cage Codes:
  • Naval Sea Systems Command (CAGE 53711)
  • Naval Ship Systems Command (CAGE 80064)
Replacements:
  • 4820-00-190-8749 replaces 4820-00-289-2247
Schedule B & Trade:
  • Schedule B: 8481301010 (NAICS 332911)

    Check valves of copper having a pressure rating under 850 kpa

  • 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

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    050855 - Cocks r valves etc bbc

  • 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:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    Z
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $3,482.60 to $5,804.33..
Does NSN 4820-00-190-8749 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 Navy, and Spain
What is the NIIN of NSN 4820-00-190-8749?
001908749 or 00-190-8749
Does NSN 4820-00-190-8749 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-190-8749?
Solicitation SPE7MC19T204R for qty 3 on 09/20/2019
When was this national stock number assigned to the federal catalog?
Mar 10, 1971