NSN 4820-01-542-1953

Check Valve
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
--
NIIN:
015421953

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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.

4820-01-542-1953 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJF
Thread Direction
Right-hand all ends
MRC:
AHNC
Connection Style
Flared (tube) all ends
MRC:
AQLR
Valve Operation Method
Automatic
MRC:
AWLS
Connection Type
Threaded external tube all ends
MRC:
CQGM
Maximum Operating Pressure
2500.0 pounds per square inch single response
MRC:
CQRB
Seat Angle
37.0 degrees all ends
MRC:
MATT
Material
Steel comp 316 flow control device
MRC:
STYL
Style Designator
Straight thru

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:
TFKCSVT.500SS
Cage Code:
28396
RNCC:
3
RNVC:
2
DAC:
4
RNAAC:
9Z
Status:
A
MSDS:
SADC:
Part Number:
TCVF-200-C-V-.5
Cage Code:
28396
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
9Z
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Inidicates part number has been superseded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:
A
ESD:
A
ESD:
A
ADPE:
0
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) A

Item does not contain precious metal.

Electrostatic Discharge (ESD) A

No known electrostatic discharge (esd) or electromagnetic interference (emi) sensitivity.

ADPE 0

Represents items with no adp components

Criticality X

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