NSN 4820-01-025-9638

Check Valve
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
--
NIIN:
010259638

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

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.

4820-01-025-9638 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJF
Thread Direction
Right-hand 1st end
MRC:
AHNC
Connection Style
Plain, optional end (pipe) 1st end
MRC:
AQLR
Valve Operation Method
Automatic
MRC:
AWLS
Connection Type
Threaded internal pipe 1st end
MRC:
BBJX
Mounting Position
Horizontal
MRC:
CQGM
Maximum Operating Pressure
3000.0 pounds per square inch single response
MRC:
CQJX
Thread Size
0.250 inches 1st end
MRC:
MATT
Material
Steel
MRC:
MEDA
Media For Which Designed
Water-oil-gas single response
MRC:
STYL
Style Designator
Straight thru
MRC:
SUPP
Supplementary Features
Flow control device: stem
MRC:
THSD
Thread Series Designator
Npt 1st end

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:
406C-18-5KS
Cage Code:
96948
RNCC:
3
RNVC:
2
DAC:
4
RNAAC:
75
Status:
A
MSDS:
SADC:
Part Number:
406C-18-5KS
Cage Code:
96948
RNCC:
3
RNVC:
2
DAC:
4
RNAAC:
75
Status:
A
MSDS:
SADC:
Part Number:
406C-18-5KS
Cage Code:
96948
RNCC:
3
RNVC:
2
DAC:
4
RNAAC:
75
Status:
A
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Inidicates part number has been superseded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:
05487
FIIG:
A530B0
Concept No.:
1
App. Key:
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
ADPE:
CRITL:
X
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) U

Precious metal content is unknown

Criticality X

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