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Valve Seat NSN 4820-01-004-2854

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 4820-01-004-2854 NSN: 4820-01-004-2854

Features and Characteristics

Thread Class
2a second threaded portion
Thread Length
0.438 inches second threaded portion
Overall Height
0.719 inches
End Application
Lonergan valve div safety relief valve model no. Dlo40fb2
Thready Qty Per Inch (tpi)
24 first threaded portion
Thread Size
1.062 inches first threaded portion
Seating Surface Shape
Flat
Material
Nickel alloy seat
Style Designator
Double flanged
Thread Series Designator
Un second threaded portion
FSC
4820 Nonpowered Valves
NIIN
010042854
NSN
4820010042854

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
010-500-0132
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP1110OC23A
Cage Code:
15187
Status:
A
MSDS:
Part Number:
C-5415
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP1110PC23A
Cage Code:
75954
Status:
A
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 4820-01-004-2854
What are the manufacturers of nsn 4820010042854?
Does this nsn 4820010042854 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820010042854
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 4820010042854 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820010042854 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820010042854?
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:
A
Cond. Code:
2
Status:
A

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