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NationalStockNumber.INFO

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Valve Seat

NSN: 4820-00-036-0991 | Model: 12599

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 Properties and Flags
NATO Stock Number
4820-00-036-0991
DEMIL
NO
Thread Class
2a single threaded portion
Thread Length
0.188 inches single threaded portion
Flange Diameter
0.855 inches
Body Inside Diameter
0.187 inches
Flange Seat To Disk End Height
0.203 inches
Under Flange Height
1.043 inches
Thready Qty Per Inch (tpi)
18 single threaded portion
Thread Size
0.938 inches single threaded portion
Seating Surface Shape
Flat
Special Features
Center hole 0.187 in.Dia
Material
Stainless steel
Style Designator
Threaded flanged
Thread Series Designator
Uns single threaded portion

Pricing and Availability

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NSN 4820-00-036-0991 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • 12599
Cage Codes:
  • Robertshaw Controls Company (CAGE 73475)
Schedule B & Trade:
  • Schedule B: 8481909090 (NAICS 332911)

    Parts of taps, cocks, valves and similar appliances, nesoi

  • SITC: 74790

    Parts for taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, etc.

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    051080 - Faucets, bibcocks, gates valves

  • WCC:

    576 - Metal and metal products, nos, (less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    Z
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $9.19 to $15.32..
Does NSN 4820-00-036-0991 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, U.s. Coast Guard, Brazil, Spain, Portugal, Italy, Greece, and Turkey
What is the NIIN of NSN 4820-00-036-0991?
000360991 or 00-036-0991
Does NSN 4820-00-036-0991 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-036-0991?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963