NSN 4820-00-050-8181

Valve Seat
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
000508181

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Inventory

 

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

  • NS: 2
  • NE: 1

Please note that inventory for this NSN was updated 09/23/2024 and may have changed since then. Request a quote for up to date pricing and availability.

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.

4820-00-050-8181 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJD
Thread Class
3a single threaded portion
MRC:
AASA
Thread Length
0.459 inches single threaded portion
MRC:
ABKK
Flange Diameter
1.255 inches
MRC:
ADAS
Body Inside Diameter
0.268 inches
MRC:
AJFZ
Seat Radius
0.188 inches
MRC:
AJRF
Flange Seat To Disk End Height
0.128 inches
MRC:
AJRM
Under Flange Height
0.719 inches
MRC:
CQJX
Thread Size
0.562 inches single threaded portion
MRC:
CQKM
Seating Surface Shape
Radial
MRC:
MATT
Material
Copper alloy
MRC:
STYL
Style Designator
Threaded flanged
MRC:
THSD
Thread Series Designator
Unf single threaded portion

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:
526487
Cage Code:
65035
RNCC:
C
RNVC:
1
DAC:
6
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
P55484
Cage Code:
65035
RNCC:
C
RNVC:
1
DAC:
6
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
562307
Cage Code:
82722
RNCC:
3
RNVC:
2
DAC:
6
RNAAC:
CT
Status:
A
MSDS:
SADC:
Part Number:
9007309
Cage Code:
34161
RNCC:
5
RNVC:
9
DAC:
5
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
526487
Cage Code:
82722
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
P55484
Cage Code:
82722
RNCC:
5
RNVC:
9
DAC:
X
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
900V7309
Cage Code:
8E499
RNCC:
5
RNVC:
9
DAC:
5
RNAAC:
AX
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Inidicates part number has been superseded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:
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.

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
8481909090
NAICS:
332911
End Use Class:
21180
SITC:
74790
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481909090

Parts Of Taps, Cocks, Valves and Similar Appliances, Nesoi

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74790

Parts For Taps, Cocks, Valves and Similar Appliances For Pipes, Boiler Shells, Tanks, Etc.

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
050855
NMF Description:
Cocks R Valves Etc Bbc
UFC:
29290
LTL:
Rating variable
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

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)