NSN 4820-01-278-8636

Stop-check Valve

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

012788636

Pricing & Availability Check

Submit this form for stock availability and pricing.

Inventory

This product may be available in the following quantities and conditions.

NS: 1

Please note that inventory for this NSN was updated 07/23/2025 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "VALVE,STOP-CHECK"

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.

4820-01-278-8636 Spec. NSN part characteristics

MRC

Name

Detail

MRC:

ADQU

Flow Control Device

Disk

MRC:

ADSR

Bonnet Type

Packing retaining

MRC:

AQLR

Valve Operation Method

Automatic

MRC:

ARKN

Flange Shape

Round all ends

MRC:

AWLS

Connection Type

Flange all ends

MRC:

BBJX

Mounting Position

Horizontal

MRC:

CCFG

Valve Size

2.000 inches

MRC:

CWCD

Outside Diameter

6.000 inches all ends

MRC:

CWCF

Face To Face Distance

8.000 inches

MRC:

CWCK

Thickness

0.500 inches all ends

MRC:

CWDF

Flange Face Design

Plain all ends

MRC:

MATT

Material

Copper alloy

MRC:

STYL

Style Designator

Straight through flanged ends

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number

Cage

RNCC

RNVC

DAC

RNAAC

Status

MSDS

SADC

Part Number:

B1626E-0200

Cage Code:

30263

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

5071-012-200

Cage Code:

76364

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

5071C00200

Cage Code:

76364

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

5071C0-0200

Cage Code:

91643

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

B1626E-0200

Cage Code:

30263

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

5071-012-200

Cage Code:

76364

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

5071C00200

Cage Code:

76364

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

5071C0-0200

Cage Code:

91643

RNCC:

RNVC:

DAC:

RNAAC:

Status:

MSDS:

SADC:

Indicates a design/source control reference item

Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05486

FIIG:

A530B0

Concept No.:

App. Key:

Cond. Code:

Status:

Special material and handling

HMIC

PMIC

ESD

ENAC

ADPE

CRITL

HMIC:

PMIC:

ESD:

ADPE:

CRITL:

Hazmat (HMIC) N

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

Precious Metals (PMIC) A

Item does not contain precious metal.

Criticality X

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

National motor freight and handling

NMFC

Class

UFC

LTL

LCL

WCC

TCC

SHC

ADC

ACC

NMFC:

050855

NMF Description:

Cocks R Valves Etc Bbc Sub1

UFC:

29290

LTL:

70.0

LCL:

WCC:

576

TCC:

SHC:

ADC:

ACC:

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 576

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

Air Commodity (ACC) B

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

Air Dimensions (ADC) A

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

Air Special Handling (SHC) 9

Other or no special handling required (sh)

DLA Forecast / History

Maritime Supply Chain

08/2016	05/2017	05/2018	10/2018
16.00	6.00	23.00	18.00