ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Valve Seat NSN 3040-01-253-8834

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 3040-01-253-8834 NSN: 3040-01-253-8834

Features and Characteristics

Thread Class
3a single threaded portion
Thread Length
0.316 inches single threaded portion
Flange Diameter
Between 0.932 inches and 0.942 inches
Body Inside Diameter
0.471 inches
Flange Seat To Disk End Height
0.122 inches
Under Flange Height
Between 0.311 inches and 0.321 inches
Seat Angle In Deg
15.000
Thready Qty Per Inch (tpi)
24 single threaded portion
Thread Size
0.766 inches single threaded portion
Seating Surface Shape
Angular
Criticality Code Justification
Zzzy
Material
Nickel alloy
Material Specification
Qq-n-281 federal specification single material response or qq-n-288 federal specification single material response
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion
Reference Number Differentiating Characteristics
Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
FSC
3040 Miscellaneous Power Transmission Equipment
NIIN
012538834
NSN
3040012538834

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
845-2445177 PC 19
Cage Code:
80064
Status:
A
MSDS:
Part Number:
2620-902PC4(0.50IN)
Cage Code:
96169
Status:
A
MSDS:
Part Number:
2632-903X6PC19(0.50IN)
Cage Code:
96169
Status:
A
MSDS:
Part Number:
845-5445177
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 3040-01-253-8834
What are the manufacturers of nsn 3040012538834?
Does this nsn 3040012538834 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 3040012538834
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 3040012538834 contain any precious metals?
No precious metal content.
Does nsn 3040012538834 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 3040012538834?
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
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo