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Valve Seat NSN 4820-01-238-1270

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 4820-01-238-1270 NSN: 4820-01-238-1270

Features and Characteristics

Overall Height
Between 0.922 inches and 1.054 inches
Body Outside Diameter
0.812 inches
Body Inside Diameter
Between 0.265 inches and 0.297 inches
Criticality Code Justification
Zzzy
Style Designator
Plain
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
012381270
NSN
4820012381270

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
K-1539-XRY
Cage Code:
42280
Status:
A
MSDS:
Part Number:
B-6728PC27
Cage Code:
42280
Status:
A
MSDS:
Part Number:
AA-500/PC 5
Cage Code:
42280
Status:
A
MSDS:
Part Number:
BK-1539-XRY
Cage Code:
42280
Status:
A
MSDS:
Part Number:
3277467/PC 5
Cage Code:
80064
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 4820-01-238-1270
What are the manufacturers of nsn 4820012381270?
Does this nsn 4820012381270 have a shelf life?
Yes. 180 mo. after cure date.
What is the formal definition of nsn 4820012381270
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 4820012381270 contain any precious metals?
No precious metal content.
Does nsn 4820012381270 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012381270?
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

What do you get when you order from nationalstocknumber.org?

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