4820-00-439-9759

Valve Seat email this page

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Reference images of this national stock number
Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759 Reference of NSN 4820-00-439-9759

Model or part number: 17181P5

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Description

Valve Seat Insert NSN 4820-00-439-9759.

pdf NSN 4820-00-439-9759 Datasheet

MRC:
The length of a straight line which passes through the center of a flange,and terminates at the circumference.ABKK
Flange Diameter:
Between 2.637 inches and 2.638 inches
MRC:
The length of a straight line which passes through the center of the body,and terminates at the outside circumference.ADAR
Body Outside Diameter:
Between 2.273 inches and 2.277 inches
MRC:
The length of a straight line which passes through the center of a body,and terminates at the inside circumference.ADAS
Body Inside Diameter:
Between 2.182 inches and 2.192 inches
MRC:
None.AJRF
Flange Seat To Disk End Height:
Between 0.436 inches and 0.438 inches
MRC:
None.AJRM
Under Flange Height:
Between 0.136 inches and 0.144 inches
MRC:
The angle of the end surface upon which the mated surface seats,expressed in degrees.AJSG
Seat Angle In Deg:
45.000
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
90.0 rockwell b body and 105.0 rockwell b body
MRC:
The physical configuration of the surface of the seat.CQKM
Seating Surface Shape:
Angular
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Ams 5700 assn standard single material response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Plain flanged
MRC:
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.ZZZV
Fsc Application Data:
Aircraft eng r1830
MRC:
--
NIIN:
004399759
MRC:
--
NATO Stock Number:
4820-00-439-9759
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A15500
MRC:
--
INC:
22113
MRC:
--
IMM:
AX AX
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4820-00-439-9759

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.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
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.

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
051080
NMF Description:
Gates Valves Bibcocks Faucets
UFC:
29300
LTL:
Rating variable
LCL:
60.0
WCC:
594
TCC:
Z
SHC:
9
ADC:
A
ACC:
A

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 594

Pumps and parts, (machinery and parts),(less than 35 feet).

Air Commodity (ACC) A

Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft.

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)

Manufacturers

This NSN is registered to the following cage codes.
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