Valve Seat NSN 4820-01-245-8869

Item Description

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.

NSN: 4820-01-245-8869

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Features and Characteristics

Flange Diameter

Between 1.240 inches and 1.245 inches

Body Outside Diameter

Between 1.052 inches and 1.057 inches

Body Inside Diameter

0.562 inches

Flange Seat To Disk End Height

0.085 inches

Under Flange Height

Between 0.105 inches and 0.110 inches

Seat Angle In Deg

35.000

Seating Surface Shape

Angular

Criticality Code Justification

Zzzy

Material

Plastic polytetrafluoroethylene seat

Style Designator

Plain flanged

Specification Data

81349-mil-i-45208 government specification and 96906-mil-std-129 government standard

Reference Number Differentiating Characteristics

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

FSC

4820 Nonpowered Valves

NIIN

012458869

NSN

4820012458869

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

845-2445135,PC.14

Cage Code:

80064

Status:

MSDS:

Part Number:

2632-912X1PC14

Cage Code:

96169

Status:

MSDS:

Part Number:

845-2445135

Cage Code:

80064

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481909090
NAICS: 332911
SITC: 74790
Description: Parts of taps, cocks, valves and similar appliances, nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-245-8869

What are the manufacturers of nsn 4820012458869?

Naval Ship Systems Command (80064)
Electric Boat Corporation (96169)

Does this nsn 4820012458869 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012458869
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.

Does nsn 4820012458869 contain any precious metals?
No precious metal content.

Does nsn 4820012458869 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012458869?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service