NSN 4820-01-542-0030

Valve Seat
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
015420030

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

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

4820-01-542-0030 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
ADAS
Body Inside Diameter
0.380 inches
MRC:
AGAV
End Application
C-17a aircraft
MRC:
CQKM
Seating Surface Shape
Flat
MRC:
CXCY
Part Name Assigned By Controlling Agency
Coined valve seat
MRC:
FEAT
Special Features
Item mf p/n b14246-1; one side coined and marked; field replacement for p/n b14246-1 nsn 4820014690761; used in valve/regular assembly drawing number d18308 cage 70167; life raft assembly
MRC:
STYL
Style Designator
Plain

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:
B42099SP-5
Cage Code:
04577
RNCC:
3
RNVC:
2
DAC:
A
RNAAC:
ZZ
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Inidicates part number has been superseded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:
22113
FIIG:
A15500
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
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.

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.